Go5 PPPresentation
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Transcript of Go5 PPPresentation
7/27/2019 Go5 PPPresentation
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Cut Metal UsingOxyacetylene
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Safety
Remove flammable material form vicinityRemove flammable material form vicinity
Do not permit unauthorized persons to useDo not permit unauthorized persons to usewelding and cutting equipmentwelding and cutting equipment
Do not cut or weld on woodDo not cut or weld on wood
Keep a suitable fire extinguisher near work area,Keep a suitable fire extinguisher near work area,at all times.at all times.
Before welding or cutting, warn those in closeBefore welding or cutting, warn those in close proximity who are not protected to wear proper proximity who are not protected to wear proper clothing or goggles.clothing or goggles.
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Safety Conti- Remove any assembled parts from the componentRemove any assembled parts from the component
being welding that may become warded or being welding that may become warded or
damaged by the welding process.damaged by the welding process. Do not leave hot rejected electrode stubs, steelDo not leave hot rejected electrode stubs, steel
scrap, or tools on the floor or around the weldingscrap, or tools on the floor or around the weldingequipment.equipment.
Mark all hot metal after welding operations areMark all hot metal after welding operations arecompleted.completed.
Must wear safety goggles to protect their eyesMust wear safety goggles to protect their eyesfrom weld spatter.from weld spatter.
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Personal Protective
Equipment (PPE)
Helmet and ShieldTinted Safety Goggles
Protects against weld spatter
Slag particles when chipping,
And hot sparks when grinding
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Protective ClothingPersonnel exposed to the hazards created by welding,
cutting, or blazing operations shall be protected bypersonal protective equipment in accordance with OSHA
standards , subpart I, Personal Protective equipment
, Para. 1910.132 .
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Protective Clothing
Leather ApronCape and BibCoat
Cape and Gloves
Gloves
Leg Apron
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Regulator
Acetylene
Regulator
OxygenRegulator
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Hoses
In North America the
oxygen hose is green
and the acetylene hose
is red.
Oxygen
Acetylene
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Cutting Torch
Tips
Oxygen Valve
Lever Controls
Acetylene
Needle ValveOxygen
Needle Valve
Equal Pressure Welding Torch
Cutting Torch
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Cylinders
Acetylene
Regulator
Oxygen
Regulator
Acetylene
Cylinder Oxygen
Cylinder
Cylinder
Valve stem
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Set Up and Shut Down
Procedures Safety FirstSafety First
WarningWarning – – Do not stand facing valve outlets of Do not stand facing valve outlets of
oxygen, acetylene, or other compressed gasesoxygen, acetylene, or other compressed gaseswhen opening the valve.when opening the valve.
WarningWarning – – Purge both acetylene and oxygen linesPurge both acetylene and oxygen lines
(hoses) prior to igniting torch. Failure to do this(hoses) prior to igniting torch. Failure to do thiscan cause serious injury to personnel and damagecan cause serious injury to personnel and damageto equipment.to equipment.
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Set Up and Shut Down
Procedures
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Check On Learning Q. At what temperature does the safety plugs melt onQ. At what temperature does the safety plugs melt on
oxygen and acetylene?oxygen and acetylene?
A. 212 degrees FA. 212 degrees F.. Q. Operating pressure for acetylene should not exceedQ. Operating pressure for acetylene should not exceed
how many PSI?how many PSI?
A. 15 PSIA. 15 PSI
Q. In what position are cylinders stored?Q. In what position are cylinders stored?
A. UprightA. Upright
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Check On Learning Q. What is the purpose of the torch body?Q. What is the purpose of the torch body?
A. Mixes and controls the gages.A. Mixes and controls the gages. Q. When shutting down equipment, what is shut downQ. When shutting down equipment, what is shut down
first?first?
A. Acetylene valve on the torch body.A. Acetylene valve on the torch body.
Q. What must be done just prior to igniting torch?Q. What must be done just prior to igniting torch?
A. Purge both acetylene and oxygen lines (hoses).A. Purge both acetylene and oxygen lines (hoses).
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The next lesson will be63B33G06
Job Knowledge Test