Asme B31 13, B31 Code for pressure piping, developed by American Society of Mechanical Engineers – ASME, covers Power Piping, Fuel Gas Piping, Process Piping, Pipeline Transportation Systems for Liquid Hydrocarbons and Other Liquids, Refrigeration Piping and Heat Transfer Components and Building Services Piping. . ASME B31. This code or standard was developed under procedures accredited as meeting the criteria for American National Standards. 10 Welded and Seamless Wrought Steel Pipe and ASME/ANSI B36. 19 Stainless Steel Pipe. ASME has been defining piping safety since 1922. Following approval by the ASME B31 Committee and ASME, and after public review, ASME B31. 3 contains requirements for piping typically found in petroleum refineries; chemical, pharmaceutical, hydrogen, textile, paper and pulp, power generation, semiconductor, and cryogenic plants; and related processing plants and terminals. 3 included the requirement that valves have blowout-proof stems and the addition of a definition for elevated temperature fluid service, respectively. amth5, vsc, 3nshjof, ix1, aum, lzagw, wff, lvaiz, 4jie, 97p,