| Job Title |
Thermal Cutter, Hand I |
| Job Description |
Cuts, Trims, Or Scarfs Metal Objects To Dimensions, Contour,
Or Bevel Specified By Blueprints, Layout, Work Order, Or Oral
Instructions, Using Thermal-cutting Equipment: Lifts And
Positions Workpiece Onto Table, Manually Or Using Jib Or Crane.
Connects Hoses From Torch To Oxygen Tank And Fuel Gas Tank, Such
As Acetylene Or Propane. Selects Torch Tip, Gas Pressures, Speed
Of Cut, And Allows For Width Of Cut, According To Thickness And
Type Of Metal As Computed From Charts. Installs Torch Tip And
Turns Handle To Start And Adjust Pressure Of Fuel Gas. Lights
Torch And Adjusts Flow Of Oxygen To Obtain Desired Mixture, As
Indicated By Color And Size Of Flame. Directs Flame On Workpiece
To Heat It To Oxidizing Temperature, As Indicated By Color Of
Metal. Squeezes Lever Or Trigger To Release Additional Jet Of
Oxygen Which Burns Path Through Metal. Guides Flame Along
Cutting Line, Observing Cutting To Judge Angle, Distance Of
Torch, And Speed Of Movement. Removes And Inspects Finished
Workpiece. Chips Or Grinds Burrs From Edges, Using Power Chisel
Or Portable Grinder. May Lay Out Cutting Lines, Using Rule,
Square, Compass, Or By Tracing From Template. May Cut Damaged Or
Worn Pieces From Metal Structure, Such As Bridge Or Building
Frames, Ship Plates, Or Pipelines. May Install Special Tip To
Cut Grooves Into Metal Joints Preparatory To Welding And Be
Designated Flame Scarfer (welding).
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