Numbers and Titles



Includespiping for metal joining and cutting gas systems for industrial processes.
Alternate Terms/AbbreviationsMAPP: methylacetylene-propadiene.
See11 57 00 for vocational shop equipment. 41 36 19 for joining equipment. 41 36 23 for cutting equipment.
40 17 13Acetylene Welding and Cutting Piping
40 17 16Acetylene-Hydrogen Mix Welding and Cutting Piping
40 17 19Methylacetylene-Propadiene Welding and Cutting Piping
40 17 23Oxygen Welding and Cutting Piping
40 17 26Inert Gas Welding and Cutting Piping