Safety in Welding, Cutting, and Allied Processes

8. Public Exhibitions and Demonstrations ...............................................................................................................18
8.1 Application..................................................................................................................................................18
8.2 Supervision .................................................................................................................................................18
8.3 Site ..............................................................................................................................................................19
8.4 Fire Protection.............................................................................................................................................19
8.5 Protection of the Public...............................................................................................................................19
8.6 Cylinders.....................................................................................................................................................19
8.7 Process Hoses, Cables, and Conduits .........................................................................................................20
9. Precautionary Information....................................................................................................................................20
9.1 General........................................................................................................................................................20
9.2 Precautionary Information for Arc Welding and Related Processes and Equipment .................................20
9.3 Precautionary Information for Oxyfuel Gas Processes and Equipment .....................................................20
9.4 Hazardous Materials Information ...............................................................................................................21
9.5 Brazing Filler Metals Containing Cadmium...............................................................................................21
9.6 Brazing and Gas Welding Fluxes Containing Fluorides.............................................................................21
9.7 Material Safety Data Sheets (MSDSs)........................................................................................................22
9.8 Graphic Symbols.........................................................................................................................................22
9.9 Hazard Communications.............................................................................................................................22
Part II — Specific Processes
10. Oxyfuel Gas Welding and Cutting Safety ............................................................................................................23
10.1 Scope...........................................................................................................................................................23
10.2 Terminology................................................................................................................................................23
10.3 Oxygen and Combustibles ..........................................................................................................................23
10.4 Attachments for Gas Mixing.......................................................................................................................23
10.5 Torches........................................................................................................................................................23
10.6 Hose and Hose Connections .......................................................................................................................24
10.7 Pressure-Reducing Regulators....................................................................................................................25
10.8 Compressed and Oxyfuel Gas Cylinders (Containers) ...............................................................................26
10.9 Cylinder Manifolding .................................................................................................................................30
11. Arc Welding and Cutting Equipment Safety ........................................................................................................31
11.1 General........................................................................................................................................................31
11.2 Safety Aspects in Selection of Arc Welding Equipment ............................................................................31
11.3 Installation of Arc Welding Equipment ......................................................................................................33
11.4 Operation ....................................................................................................................................................35
11.5 Maintenance................................................................................................................................................37
12. Resistance Welding Safety ...................................................................................................................................38
12.1 General........................................................................................................................................................38
12.2 Installation ..................................................................................................................................................38
12.3 Guarding .....................................................................................................................................................38
12.4 Electrical .....................................................................................................................................................39
12.5 Static Safety Devices ..................................................................................................................................40
12.6 Ventilation...................................................................................................................................................41
12.7 Maintenance................................................................................................................................................41
13. Electron Beam Welding and Cutting Processes (EBW and EBC) .......................................................................41
13.1 General........................................................................................................................................................41
13.2 Potential Hazards ........................................................................................................................................41
14. Laser Beam Cutting and Welding.........................................................................................................................42
14.1 General........................................................................................................................................................42
Annex A American Welding Society Safety and Health Standards List ..................................................................43
Annex B List of Other Sources.................................................................................................................................45
Annex C List of Publishers .......................................................................................................................................47
Annex D American Welding Society Master Chart of Welding and Allied Processes.............................................49
Annex E Guidelines for Preparation of Technical Inquiries for the Z49 Committee ...............................................51
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