ESAB SCT-4200 Series Cutting Torches Troubleshooting instruction

INSTRUCTIONS for

SCT-4200 SERIES CUTTING TORCHES

0558011944

Mar14

Cutting Range using any fuel gas including acetylene ....................... 1/8"-12"

Cutting Nozzles ...................................................................................4200 series

Torch-Hose Connections ........................................ Oxy.—CGA-022 (9/16"—18)

F.G.—CGA-023 (9/16"—18LH)

Torch Overall Length ....................................................................................21-in.

Weight ......................................................................................................3-1/2 lbs.

These INSTRUCTIONS are for experienced operators. If you are not fully familiar with the principles of operation

and safe practices for oxy-fuel gas equipment, we urge you to read our booklet “Precautions and Safe Prac-

tices for Gas Welding, Cutting and Heating,” Form 2035. The same information appears in the “Oxy-Acetylene

Handbook” which may be purchased from any ESAB Distributor. Do NOT permit untrained persons to install,

operate, or maintain this equipment. DO NOT attempt to install or operate this equipment until you have read

and fully understand these instructions. If you do not fully understand these instructions, contact your supplier

for further information.

The cutting torches covered by these instructions are listed by third parties only when using parts manufac-

tured by ESAB Welding & Cutting Products to the specications on le with third party listed, and when they

are used in the gas service for which they are designed and listed. The use of other parts that cause damage

or failure to the equipment will void the manufacturer’s warranty.

3. Attach nozzle to torch head, and tighten connection

nut with a wrench.

4. Check throttle valve packing nuts for tightness.

ADJUSTING GAS PRESSURES

Fuel Gas: If fuel gas is supplied from a station outlet

without a regulator, merely open the station valve. If

fuel gas is being supplied through a station or cylinder

regulator, open the fuel gas valve on the torch, turn in

the pressure-adjusting screw on the regulator until the

regulator deliver-pressure gauge indicates the desired

pressure (see chart under "Operating Data"). Then im-

mediately close the fuel gas valve.

Oxygen: Open the cutting oxygen valve by depressing

its valve lever fully. Turn in the pressure-adjusting screw

until the regulator delivery-pressure gauge registers the

desired pressure (see chart under "Operating Data").

Then release the cutting oxygen lever.

NOTE: When gaugeless regulators are used, do not

open torch valves. Merely turn in the pressure-

adjusting screws to the desired pressures as

indicated on the scales of the regulator caps.

Be sure this information reaches the operator.

You can get extra copies through your supplier.

OPERATING INSTRUCTIONS

SCT-4200 Series cutting torches can be used with

any fuel gas including acetylene.

Be sure gas ow is sufcient for nozzle size.

Adjust regulators for proper psig pressures.

Adjust throttle valves properly.

Keep torch in good repair.

DO NOT throttle back gases to use large nozzle on

thin material.

CONNECTING

1. Attach regulator to the oxygen cylinder or station

valve; attach fuel gas regulator to cylinder or station

valve unless fuel gas is to be supplied through a

hydraulic or check valve from a pipeline at desired

pressure.

2. Attach oxygen hose to the oxygen regulator; at-

tach fuel gas hose to the fuel gas station valve or

regulator. Attach both hoses to torch. Tighten all

connections nuts with a wrench.

WARNING

CAUTION

2

BE SURE THIS INFORMATION REACHES THE OPERATOR.

YOU CAN GET EXTRA COPIES THROUGH YOUR SUPPLIER.

SAVE THESE INSTRUCTIONS!

IMPORTANT SAFEGUARDS

When using Oxy-Fuel Gas Torches, basic safety precautions should always be followed:

a. Never use Acetylene gas at a pressure over 15 psig.

b. Never use damaged equipment.

c. Never use oil or grease on or around Oxygen equipment.

d. Never use Oxygen or fuel gas to blow dirt or dust o clothing or equipment.

e. Never light a torch with matches or a lighter. Always use a striker.

f. Always wear the proper welding goggles, gloves and clothing when operating Oxy-Acetylene equipment.

Pants should not have cus.

g. Do not carry lighters, matches or other ammable objects in pockets when welding or cutting.

h. Always be aware of others around you when using a torch.

i. Be careful not to let welding hoses come into contact with torch ame or sparks from cutting.

j. SAVE THESE INSTRUCTIONS.

This equipment will perform in conformity with the description thereof contained in this manual and accompa-

nying labels and/or inserts when installed, operated, maintained and repaired in accordance with the instruc-

tions provided. This equipment must be checked periodically. Malfunctioning or poorly maintained equipment

should not be used. Parts that are broken, missing, worn, distorted or contaminated should be replaced imme-

diately. Should such repair or replacement become necessary, the manufacturer recommends that a telephone

or written request for service advice be made to the Authorized Distributor from whom it was purchased.

This equipment or any of its parts should not be altered without the prior written approval of the manufacturer.

The user of this equipment shall have the sole responsibility for any malfunction which results from improper

use, faulty maintenance, damage, improper repair or alteration by anyone other than the manufacturer or a ser-

vice facility designated by the manufacturer.

These INSTRUCTIONS are for experienced operators. If you are not fully familiar with the principles

of operation and safe practices for gas welding and cutting equipment, we urge you to read our

booklet, “Precautions and Safe Practices for Gas Welding, Cutting, and Heating,” Form F-2035. Do

NOT permit untrained persons to install, operate, or maintain this equipment. Do NOT attempt to

install or operate this equipment until you have read and fully understand these instructions. If

you do not fully understand these instructions, contact your supplier for further information. Be

sure to read the Safety Precautions before installing or operating this equipment.

CAUTION

USER RESPONSIBILITY

READ AND UNDERSTAND INSTRUCTION MANUAL BEFORE INSTALLING

OR OPERATING. PROTECT YOURSELF AND OTHERS!

3

These Safety Precautions are for your protection. They sum-

marize precautionary information from the references listed in

Additional Safety Information section. Before performing any

installation or operating procedures, be sure to read and follow

the safety precautions listed below as well as all other manu-

als, material safety data sheets, labels, etc. Failure to observe

Safety Precautions can result in injury or death.

PROTECT YOURSELF AND OTHERS - Some

welding, cutting and gouging processes are

noisy and require ear protection. Hot metal

can cause skin burns and heat rays may injure

eyes. Training in the proper use of the pro-

cesses and equipment is essential to prevent

accidents. Also:

1. Always wear safety glasses with side shields in

any work area, even if welding helmets, face shields, or goggles

are also required.

2. Wearameproofgauntlettypegloves,heavylong-sleeveshirt,

cufesstrousers,high-toppedshoes,andaweldinghelmetor

cap for hair protection, to protect against hot sparks and hot

metal.Aameproofapronmayalsobedesirableasprotection

against radiated heat and sparks.

3. Hot sparks or metal can lodge in rolled up sleeves, trousers

cuffs, or pockets. Sleeves and collars should be kept buttoned,

and open pockets eliminated from the front of clothing.

4. Protect other personnel from hot sparks with a suitable non-

ammablepartitionorcurtains.

5. Use goggles over safety glasses when chipping slag or grinding.

Chipped slag may be hot and can travel considerable distances.

Bystanders should also wear goggles over safety glasses.

FIRES AND EXPLOSIONS - Heat from a ame

can act as an ignition source. Hot slag or sparks

can also cause res or explosions. Therefore:

1. Remove all combustible materials well away

from the work area or completely cover the materi-

alswith aprotective non-ammablecovering. Combustible

materials include wood, cloth, sawdust, liquid and gas fuels,

solvents, paints and coatings, paper, etc.

2. Hot sparks or hot metal can fall through cracks or crevices in

oorsorwallopeningsandcauseahiddensmolderingreon

theoorbelow.Makecertainthatsuchopeningsareprotected

from hot sparks and metal.

3. Do not weld, cut, or perform any other hot work on materials,

containers, or piping until it has been completely cleaned so

thatnosubstancesonthematerialcanproduceammableor

toxic vapors. Do not do hot work on closed containers. They

may explode.

4. Havereextinguishingequipmenthandyforinstantuse,such

asagardenhose,apailofwaterorsand,orportablereex-

tinguisher. Be sure you are trained in its use.

5. After completing operations, inspect the work area to be sure

that there are no hot sparks or hot metal which could cause a

laterre.Userewatcherswhennecessary.

6. For additional information, refer to NFPA Standard 51B, “Fire

Prevention in Use of Cutting and Welding Processes”, which

is available from the National Fire Protection Association, Bat-

terymarchPark,Quincy,MA02269.

FUMES AND GASES - Fumes and gases,

particularly in conned spaces, can cause

discomfort or injury. Do not breathe fumes

or gases from welding or cutting, Therefore:

1. Always provide adequate ventilation

in the work area by natural or mechanical ventila-

tion means. Do not weld, cut, or gouge on materials such as

galvanized steel, stainless steel, copper, zinc, lead, beryllium,

or cadmium unless positive mechanical ventilation is provided.

Do not breathe fumes and gases from these materials.

2. If you develop momentary eye, nose, or throat irritation while

operating, this is an indication that ventilation is not adequate.

Stop work at once and take necessary steps to improve venti-

lation in the work area. Do not continue to operate if physical

discomfort persists.

3. RefertoANSI/ASCStandardZ49.1listedbelowforspecic

ventilation recommendations.

4. WARNING: This product, when used for welding or cut-

ting, produces fumes or gases which contain

chemicals known to the State of California

to cause birth defects and, in some cases,

cancer. (California Health & Safety Code

§25249.5 et seq.)

EQUIPMENT MAINTENANCE - Faulty or improperly maintained

equipment, such as torches, hoses and regulators, can result in

poor work, but even more important, it can cause

injury or death through res. Therefore:

1. Alwayshavequaliedpersonnelperformthe

installation, troubleshooting, and maintenance work.

Do not operate or repair any equipment unless you

arequaliedtodoso.

2. Keep all oxy-fuel equipment free of grease or oil. Grease, oil,

and other similar combustible materials, when ignited, can burn

violently in the presence of oxygen.

3. Do not abuse any equipment or accessories. Keep equipment

away from heat and wet conditions, oil or grease, corrosive

atmospheres and inclement weather.

4. Keep all safety devices in position and in good repair.

5. Use equipment for its intended purpose. Do not modify it in any

manner.

GAS CYLINDER HANDLING - Gas cylinders, if mishandled, can

rupture or explode violently. Sudden rupture of a

cylinder, valve or relief device can injure or kill

you. Therefore:

1. Use the proper gas for the process and use the

proper pressure reducing regulator designed to oper-

ate from the compressed gas cylinder. Do not use adaptors to

mounttheregulatoronthecylinder.Maintainhosesandttings

in good condition. Follow manufacturer’s operating instructions

for mounting the regulator to the gas cylinder.

2. Always secure cylinders in an upright position by chain or strap

to suitable hand trucks, benches, walls, post, or racks. Never

secure cylinders to worktables orxtures wherethey may

become part of an electrical circuit.

3. When not in use, keep cylinder valves closed. Have the valve

protection cap in place on top of the cylinder if no regulators is

installed. Secure and move cylinders by using suitable hand

trucks. Avoid rough handling of cylinders.

4. Locatecylindersawayfromheat,sparks,orameofawelding,

cutting, or gouging operation. Never strike an arc on a cylinder.

5. For additional information, refer to CGA Standard P-1, “Precau-

tions for Safe Handling of Compressed Gases in Cylinders:,

which is available from the Compressed Gas Association, 1235

JeffersonDavisHighway,Arlington,VA22202.

ADDITIONAL SAFETY INFORMATION - For more information on

safe practices for oxy-fuel welding and cutting equipment,

ask your distributor for a copy of “Precautions and Safe

Practices for Gas Welding, Cutting, and Heating”, Form

2035. Gas apparatus safety guidelines are also

available on video cassettes from your distributor.

The following publications, which are available from the

AmericanWeldingSociety,550N.W.LeJueneRoad,

Miami,FL33126,arerecommendedtoyou:

1. ANSI/AWSZ49.1-“SafetyinWeldingandCut-

ting”.

2. AWS F4.1 - “Recommended Safe Practices for the Preparation

for Welding and Cutting of Containers and Piping That Have

Held Hazardous Substances”/

3. AWS SP - “Safe Practices” - Reprint, Welding Handbook.

Means immediate hazards which, if not avoided,

will result in immediate, serious personal injury

or loss of life.

Means potential hazards which could result in

personal injury or loss of life.

Means hazards which could result in minor

personal injury.

MEANING OF SYMBOLS - As used throughout this

manual: Means Attention! Be Alert! Your safety is

involved.

SP-GA10/98

SAFETY PRECAUTIONS

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NOTE: Because of the several factors involved (injec-

tor, nozzle size, gas pressures) the adjustment

procedures given above do not apply in all situ-

ations. However, this is a good rule-of-thumb if

you want preheat ames at maximum effective-

ness. You should usually be able to keep one

preheat valve wide open if regulator oxygen

pressure has been set correctly for the nozzle

in use.

SHUTTING OFF

Release the cutting oxygen valve lever. Then close the

fuelgasvalve,andnallythepreheatoxygenvalve.

If operations are to be stopped for half-hour or more, all

pressure should be released from the torch, hoses, and

regulators by doing the following:

1. Close each cylinder or station valve.

2. Open torch valves.

3. After relieving the gases, back out the pressure-

adjusting screw of each regulator and close the

torch valves.

OPERATING PRECAUTIONS

Backre: Improper operation of the torch may cause

theamestogooutwithaloud“pop”.Suchabackre

may be caused by contact of nozzle with the work, by

spatter from the work, by the use of incorrect gas pres-

sures, or by leakage at the cutting nozzle seats due to

dirt or nicks on seats or to a loose nozzle nut.

Flashback:Undercertaincircumstances,theamemay

not“pop” out (backre) but insteadburn back inside

the torch with a shrill hissing or squeal. This is called

a“ashback”.Aashbackshouldneveroccurif(1)the

equipment is in good condition; (2) preheat ports on cut-

ting nozzles or welding tips are cleaned frequently; (3)

operating pressures are correct; and (4) throttle valves

areadjustedproperly.Shouldaashbackoccur,IMME-

DIATELYshutoffthetorch.Allowittocooloffforatleast

a minute. Then check your nozzle or tip, gas pressure,

readjust regulators if necessary, and relight the torch. If

ashbackrecurs,sendthetorchtoyourdistributororto

ESABRemanufacturingCenter,411S.EbenezerRoad,

Florence,SC29501forrepair.

TESTING FOR LEAKS

Everycutting outt should be thoroughlytested for

leaksafteritisrsthookedup,andatregularintervals

thereafter. After all connections have been made, make

sure all valves on the torch handle are closed. Then

adjustregulators,oropenstationvalves,toapply60

psioxygenpressureandupto10psifuelgaspressure

on the hoses.

UsingLeakTestSolution(P/N998771),oranyother

solution suitable for oxygen service, check for leaks at

the cylinder valves, the cylinder-to-regulator connec-

tions, the regulator-to-hose connections, and the hose-

to-torch connections. If bubbling at any point indicates

leakage, tighten the connection. If this does not stop

the leakage, close the appropriate cylinder valve, open

the corresponding torch valve to remove all pressure

fromtheline,andnallyreleasetheregulatorpressure-

adjusting screw by turning it counterclockwise; then

break the leaky connection, wipe metal seating surfaces

with a clean dry cloth, and examine them for nicks and

scratches. Remake the connection(s) and retest. Do

nottrytolightthetorchuntilyouaresatisedthatall

connections are gas-tight.

Afterlightingthetorchandadjustingtheames,useleak

test solution to check for leakage at all torch valves and

at the nozzle nut.

LIGHTING AND FLAME ADJUSTMENT

1. Open the fuel gas valve about one turn and light

the gas at the nozzle with a friction lighter. DO NOT

USEAMATCH.Useofamatchcanseriouslyburn

your hand.

2. Openthepreheatoxygenvalveuntilaneutralame

is obtained.

3. Then open the cutting oxygen valve and adjust

ameswiththefuelgasvalve.Flamesarehottest

when inner cones are shortest. Do not throttle the

preheatoxygenvalveunlessamesblowoff,orburn

away from the nozzle.

6

OPERATING DATA, CLEANING DATA, AND PART NUMBERS

GENERAL NOTES:

1. Pressures given are measured at the torch; there-

fore, pressure drop through hose should be consid-

ered when setting pressure at the regulator. Gener-

ally, 1/4-in. hoses up to 25-ft. long are adequate for

cutting steel up to 4-in. thick. If longer hoses are

requiredandifcuttingthickersteel,3/8-in.hoses

should be used. If using low-pressure fuel gas,

3/8-in.fuelgashoseshouldbeusedforallcutting

operations.

2. The table shows average values based on typical

conditions. The type and quality of steel, its surface

condition, the purity of the oxygen, etc. will always

have a bearing on the end results.

4216 Series Fuel Gas One-Piece Cutting Nozzles

NOTE:PrimarilydesignedforusewithPropyleneorMAPP

4217 Series Fuel Gas Two-Piece Cutting Nozzles

 If using LPNG injector (19417) in torch, it will operate with natural pressure less than 1/2 psig.

 Use soft-bristled brush (750F99) to clean preheat slots of internal nozzles.



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    

    

 



    



 

      

            

           

            

           

           

           

            

           

           



 

 

Nozzle Steel Pressure, psig Gas Consumption, ft

3

/hr Cleaning

Thickness, Drill Size

Size Part No. in. Oxygen Fuel Gas Oxygen Fuel Gas Preheat Cutting





Nozzle Sleeve Steel Pressure, psig Gas Consumption, ft

3/

hr Cleaning

Nozzle (Internal) (External) Thickness, Fuel Gas Fuel Gas Drill Size

Size P/N P/N in. Oxygen FG-2 Propane Nat.Gas Oxygen FG-2 Propane Nat.Gas Cutting•

1/4" 19485 19518 1/4" 30 4 6 7 70 8 12 30 68

1/2" 19486 19518 1/2" 35 4 7 8 120 9 14 32 60

1" 19487 19518 1" 40 4 8 9 180 10 15 35 53

2" 19488 19518 2" 45 5 9 10 250 11 16 40 50

4" 19489 19519 4" 40 4 8 10 370 12 18 45 43

6" 19490 19519 6" 50 5 12 13 520 14 20 50 39

8" 19491 19519 8" 50 6 15 16 610 16 22 55 35

12" 19492 19519 12" 75 8 18 20 860 20 30 85 31

7

* Use the listed special cleaning tools only. DO NOT use twist drills.

4202 Series Acetylene General Purpose Nozzles

OPERATING DATA

1. The tables show average values based on typical conditions. The type and quality of steel, its surface condition, the

purity of oxygen, etc. will always have a bearing on the end results.

2. If cutting up to 4 in. thick steel, 1/4 in. oxygen and fuel gas hoses up to 25 ft. long are suitable. For heavier cuts of if

longer hoses are required, 3/8 in. hoses are recommended.





 



 



    

 



 

            

        

            

        

        

    

    

          

    

    

         

        

    

        



    

   

 

          

          

          



     

    



 

           

           

           

     

           

     

     

           

     

     

           

     

           























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

Nozzle

Size Part No.

Gas Pressure,

psig

Oxygen Acetylene

Gas Consumption

cu. ft

3

/hr

Oxygen Acetylene

Groove

Dimensions,

in (approx.)

Width Depth

Cleaning Tool *

Preheat Cutting

Gouging

Speed

ft./min.

4207 Series Acetylene Gouging Nozzles

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

 



 



    

 

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 

            

        

            

        

             

    

    

        

    

    

        

        

    

        



    

   

 

          

          

          



     

    

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 

           

           

           

     

           

     

     

           

     

     

           

     

           



























Steel

Thickness,

in.

Nozzle

Size Part No.

Pressure, psig

Oxygen Acetylene

Gas Consumption

ft

3

/hr

Oxygen Acetylene

Cleaning

Drill Size

Preheat Cutting

30 5 25-30 5-8

35 5 35-40 8-10

40 5 70-75 10-12

45 5 90-100 12-14

50 6 100-120 14-16

55 6 125-160 16-18

45 6 175-190 18-20

55 9 200-225 20-22

60 9 275-300 22-25

70 10 400-450 30-32

80 11 575-600 40-45

90 12 600-675 45-50

56 35

8

MAINTENANCE INSTRUCTIONS

For all repairs other than those covered below, send the appara-

tus to the nearest ESAB distributor or to ESAB Remanufacturing

Center, 411 S. Ebenezer Road, Florence, SC 29501. Improperly

repaired apparatus is hazardous.

Preheat Valves: Leakage around either throttle valve can

usually be corrected by tightening packing nut slightly. If

this does not stop the leakage, replace the valve assembly.

If either preheat valve fails to shut o completely, remove

the valve assembly from the torch. With clean cloth, wipe

the ball in the end of the stem. Then reinsert valve assembly

and tighten it several times with maximum force. If this does

not eliminate leakage, try a new valve assembly. If then the

valve does not shut o completely, send the torch to a repair

station for reseating of the body.

After installing a new throttle valve assembly, tighten the

packing nut until the valve can be turned only with great

diculty, and set the unit aside, for three or four hours at

least, to set the packing. Then back o the packing nut until

the valve turns readily.

Cutting Valve: If leakage is detected between the cutting

valve stem cap and the valve, or if the cutting valve fails to

shut o completely, remove cutting valve lever and then

unscrew the valve assembly (08M05), You may either re-

place the entire valve assembly or disassemble the valve

assembly to replace valve stem (19216), seat (19215), and

O-ring (14K11). If the latter, unscrew the valve stem from

the cap (824). Using the new valve stem, seat, and O-ring,

reassemble the valve as follows:

1. Place the new O-ring and retaining washer (10K23) in

the valve nut (19217).

2. Insert the valve spring (23K07) behind the retaining

washer and hold in place rmly while inserting new

seat, and then new valve stem through the valve nut

and O-ring.

3. Screw the valve stem into the valve stem cap rmly.

4. Replace O-ring (14K07) about the seat of the valve

nut if O-ring appears distorted.

5. Screw the entire assembly into the torch body and

tighten rmly with a wrench. Reassemble the cutting

valve lever to the torch body.

Cleaning Cutting Nozzles: Cutting nozzle orices should

be cleaned by hand using OXWELD tip cleaners, whenever

a ame distortion is noticed. Maintaining clean orices is

highly recommended for reducing any incidence of ash-

backs. If you do not have tip cleaners, twist drills of the

correct sizes (see chart under "Operating Data") may be

used. Insert the drill carefully, and push it back and forth.

DO NOT TWIST THE DRILL.

To clean the preheat slots on internal nozzles, remove the

external sleeve and use a soft bristled brush (750F99).

9

PIN-62350048

LEVER-1069

NUT-802

OXY.VALVE-0558010896

CUTVALVE

ASSEMBLY

08M05

F.G.VALVE-0558010895

R. H.

CONNECTOR

0558010834

L. H.

CONNECTOR

0558010835

SCT-4200 BOTTOM FRONT LEVER - PARTS INFORMATION

SCT-4200 - 75 P/N 0558011670

SCT-4200 - 90 P/N 0558011669

PIN-62350048

TRIGGER-17140

NUT-802

OXY.VALVE-0558010896

CUTVALVE

ASSEMBLY

08M05

F.G.VALVE-0558010895

R. H.

CONNECTOR

0558010834

L. H.

CONNECTOR

0558010835

SCT-4200 BOTTOM FRONT TRIGGER - PARTS INFORMATION

SCT-4200 - 90 P/N 0558011667

SCT-4200 - 75 P/N 0558011668

10

NOTES

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16

DATOS DE FUNCIONAMIENTO, DATOS DE LIMPIEZA Y NÚMEROS DE LAS PIEZAS

NOTAS GENERALES:

1. Las presiones proporcionadas se miden en el

soplete; por lo tanto, la caída de presión a través

de la manguera debe considerarse cuando se

ajuste la presión en el regulador. Generalmente,

las mangueras de 1/4 de pulgada hasta 25 pies son

adecuadas para cortar acero de hasta 4 pulgadas

de espesor. Si se necesitan mangueras más largas

y si se corta acero más grueso, deben utilizarse

manguerasde3/8depulgadas.Siseutilizagas

combustible de baja presión, se debe utilizar una

mangueraparagascombustiblede3/8depulgadas

para todos los procedimientos de corte.

2. La tabla muestra valores promedio en base a las

condicionestípicas.Eltipoylacalidaddelacero,la

condicióndesusupercie,lapurezadeloxígeno,

etc. siempre repercutirán sobre los resultados

nales.

Boquillas de corte de una pieza de gas combustible serie 4216

NOTA: Diseñadas principalmente para utilizar con propileno o metilacetileno-propadieno estabilizado

Boquillas de corte de dos piezas de gas combustible serie 4217

 Si utiliza el inyector LPNG (19417) en el soplete, funcionará con presión natural inferior a 1/2 psig.

 Utilice una escobilla de cerdas suaves (750F99) para limpiar las ranuras de precalentamiento de las boquillas internas.



    

  



 

        

        

        

        

    

    

        

    

    

         

    

        

    

    

 



    



 

      

            

           

            

           

           

           

            

           

           



 

 

Acero

Espesor,

pulgadas

Boquilla

Presión de gas, psig

Consumo de gas

pies

3

/hora

Limpieza de broca

Tamaño

N.º de

parte

Oxígeno

Gas

combustible

Oxígeno

Gas

combustible

Precalenta-

miento

Corte



    

  



 

        

        

        

        

    

    

        

    

    

         

    

        

    

    

 



    



 

      

            

           

            

           

           

           

            

           

           



 

 

Limpieza

Tamaño

de broca

Corte 

Gas

natural

Propano

Oxígeno

Gas combustible

Consumo de gas, pies

3

/hora

Gas

natural

Propano

Oxígeno

Gas combustible

Presión, psig

Acero

Espesor,

pulgadas

Funda

(externa)

P/N

Boquilla

(interna)

P/N

Boquilla

Tamaño

Propi

leno

Propi

leno

17

* Utilice las herramientas de limpieza especiales indicadas solamente. NO utilice brocas helicoidales.

Boquillas de corte de acetileno serie 4207

DATOS DE FUNCIONAMIENTO

1. Las tablas muestran valores promedio en base a las condiciones típicas. El tipo y la calidad del acero, la condición de

su supercie, la pureza del oxígeno, etc. siempre repercutirán sobre los resultados nales.

2. Para cortar acero de hasta 4 pulgadas de espesor, las mangueras para gas combustible y oxígeno de 1/4 pulgadas

hasta 25 pies son adecuadas. Para cortes más gruesos o si se necesitan mangueras más largas, se recomiendan las

mangueras de 3/8 pulgadas.

Boquillas para uso general de acetileno serie 4202

Boquilla

Presión de gas, psig

Consumo de gas

pies

3

/hora

Tamaño

N.º de

parte

Oxígeno

Precalen-

tamiento

Corte

Acetileno

Dimensiones

de la ranura,

pulgadas

(aproximadamente)

Ancho

Profundi

dad

Herramientas

de limpieza *

Velocidad

de

corte

pies/min





 



 



    

 



 

          

        

        

        

          

    

    

         

    

    

         

        

             

        



    

   

 

          

          

          



     

    

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 

       

    

           

           

     

           

     

     

           

     

     

           

     

           

















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

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

 



 



    

 



 

            

        

            

        

             

    

    

        

    

    

        

        

    

        



    

   

 

          

          

          



     

    



 

           

           

           

     

           

     

     

           

     

     

           

     

           



























Steel

Thickness,

in.

Nozzle

Size Part No.

Pressure, psig

Oxygen Acetylene

Gas Consumption

ft

3

/hr

Oxygen Acetylene

Cleaning

Drill Size

Preheat Cutting

30 5 25-30 5-8

35 5 35-40 8-10

40 5 70-75 10-12

45 5 90-100 12-14

50 6 100-120 14-16

55 6 125-160 16-18

45 6 175-190 18-20

55 9 200-225 20-22

60 9 275-300 22-25

70 10 400-450 30-32

80 11 575-600 40-45

90 12 600-675 45-50

56 35

Acero

Espesor,

pulgadas

Boquilla

Presión de gas, psig

Consumo de gas

pies

3

/hora

Limpieza de broca

Tamaño

N.º de

parte

Oxígeno

Precalenta-

miento

Corte

AcetilenoAcetileno

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19

TUERCA-802

VÁLVULADEOXÍGENO-0558010896

MONTAJEDE

LAVÁLVULADE

CORTE

08M05

VÁLVULAF.G.-0558010895

CONECTOR

R.H.

0558010834

CONECTOR

L.H.

0558010835

PIN-62350048

GATILLO-17140

SCT-4200 DELANTERO INFERIOR DEL GATILLO - INFORMACIÓN SOBRE LAS PIEZAS

SCT-4200 - 90 P/N 0558011667

SCT-4200 - 75 P/N 0558011668

PIN-62350048

PALANCA -1069

SCT-4200 DELANTERO INFERIOR PALANCA - INFORMACIÓN SOBRE LAS PIEZAS

SCT-4200 - 75 P/N 0558011670

SCT-4200 - 90 P/N 0558011669

CONECTOR

R.H.

0558010834

CONECTOR

L.H.

0558010835

VÁLVULAF.G.-0558010895

VÁLVULADEOXÍGENO-0558010896

TUERCA-802

MONTAJEDE

LAVÁLVULADE

CORTE

08M05

20

NOTAS

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27

* Utiliser uniquement les outils de nettoyage spéciaux qui sont mentionnés. NE PAS utiliser de foret hélicoïdal.

Buses universelles en acétylène de la série 4202

Buses de gougeage en acétylène de la série 4207

DONNÉES OPÉRATIONNELLES

1. Le tableau indique des valeurs moyennes basées sur des conditions standard. Le type et la qualité de l'acier, l'état de

la surface, la pureté de l'oxygène, etc. ont une incidence sur les résultats.

2. Dans le cas d'une coupe d'acier dont l'épaisseur peut atteindre les 10cm, utiliser des tuyaux de gaz combustible

et d'oxygène de 1/4 po et de 7m (25pi) de longueur. Pour des coupes plus épais ou si des tuyaux plus longs sont

requis, utiliser des tuyaux de 3/8po.

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

 



 



    

 

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 

          

        

        

        

          

    

    

         

    

    

         

        

             

        



    

   

 

          

          

          



     

    

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 

       

    

           

           

     

           

     

     

           

     

     

           

     

           



























Buse -

Taille

Référence

Pression du gaz,

psig

Oxygène Acétylène

Consommation de gaz

cu. pi

3

/h

Oxygène Acétylène

Dimensions

rainures, po (approx)

Largeur

Profon-

deur

Outil de nettoyage *

Préchau

ffage

Découpe

Gougeage

Vitesse

pi/min.





 



 



    

 



 

            

        

            

        

             

    

    

        

    

    

        

        

    

        



    

   

 

          

          

          



     

    



 

           

           

           

     

           

     

     

           

     

     

           

     

           



























Steel

Thickness,

in.

Nozzle

Size Part No.

Pressure, psig

Oxygen Acetylene

Gas Consumption

ft

3

/hr

Oxygen Acetylene

Cleaning

Drill Size

Preheat Cutting

30 5 25-30 5-8

35 5 35-40 8-10

40 5 70-75 10-12

45 5 90-100 12-14

50 6 100-120 14-16

55 6 125-160 16-18

45 6 175-190 18-20

55 9 200-225 20-22

60 9 275-300 22-25

70 10 400-450 30-32

80 11 575-600 40-45

90 12 600-675 45-50

56 35

Épaisseur

acier,

po

Buse

Taille Référence

Pression, (psig)

Oxygène Acétylène

Consommation de gaz

pi

3

/h

Oxygène Acétylène

Nettoyage

Taille du foret

Préchau

ffage

Découpe

Page is loading ...

29

GOUPILLE-62350048

ÉCROU-802

VANNEOXY-0558010896

VANNE

DECOUPE

08M05

VANNEGAZCOMB.-0558010895

CONNECTEUR

DROIT

0558010834

CONNECTEUR

GAUCHE

0558010835

SCT-4200 BAS AVANT LEVIER - INFORMATIONS SUR LES PIÈCES

SCT-4200 - 75 Réf. 0558011670

SCT-4200 - 90 Réf. 0558011669

GOUPILLE-62350048

TRIGGER-17140

ÉCROU-802

VANNEOXY-0558010896

VANNE

DECOUPE

08M05

VANNEGAZCOMB.-0558010895

CONNECTEUR

DROIT

0558010834

CONNECTEUR

GAUCHE

0558010835

SCT-4200 BAS AVANT TRIGGER - INFORMATIONS SUR LES PIÈCES

SCT-4200 - 90 Réf. 0558011667

SCT-4200 - 75 Réf. 0558011668

MANETTE-1069

Page is loading ...

31

NOTES

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SE--695 81 LAXÅ

SWEDEN

Phone +46 584 81 000

www.esab.com

041227

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Distributors

For addresses and phone

numbers to our distributors in

other countries, please visit our

home page

www.esab.com

OXWELD and PUROX are registered

trademarks of ESAB Welding & Cutting

Products.

ESAB SCT-4200 Series Cutting Torches Troubleshooting instruction

ESAB SCT-4200 Series Cutting Torches Troubleshooting instruction

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