Numbers and Titles



Includespiping for special and high-purity gases for industrial processes not included elsewhere.
See22 63 00 for gas systems for laboratory and healthcare facilities. 22 63 13 for nitrous-oxide gas and oxygen gas piping for laboratory and healthcare facilities. 40 15 16 for oxygen combustion system gas piping. 40 17 23 for oxygen welding and cutting piping.
40 16 13Ammonia Gas Piping
40 16 16Boron Gas Piping
40 16 17Chlorine Gas Piping
40 16 26Diborane Gas Piping
40 16 29Fluorine Gas Piping
40 16 33Hydrogen Sulfide Gas Piping
40 16 36Nitrous-Oxide Gas Process Piping
40 16 37Oxygen Gas Process Piping
40 16 39Ozone Gas Process Piping
40 16 43Phosphine Gas Piping
40 16 46Silane Gas Piping
40 16 49Sulfur-Dioxide Gas Piping
40 16 53Specialty Gas Mixtures Piping
40 16 56High-Purity Gas Piping Components