American Society of Mechanical Engineers

Founded in 1880 by a small group of leading industrialists, ASME is a not-for-profit membership organization that enables knowledge sharing and skills development across all engineering disciplines.

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ASME
USA

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Series details	Title	Year	Status
ASME Standard B18.21.1:2009	Washers: Helical spring-lock, tooth lock, and plain washers (inch series)	2009	Current
ASME Standard B31.1:2020	Power piping	2020	Withdrawn
ASME Standard B31.1:2022	Power piping	2022	Withdrawn
ASME Standard B31.1:2024	Power piping	2022	Current
ASME Standard B31.2:1968	Piping - fuel gas piping	1968	Withdrawn
ASME Standard B31.3:2018	Process piping	2018	Withdrawn
ASME Standard B31.3:2020	Process piping	2020	Withdrawn
ASME Standard B31.3:2022	Process piping	2022	Current
ASME Standard B31.4:2019	Pipeline transportation systems for liquids and slurries	2019	Withdrawn
ASME Standard B31.4:2022	Pipeline transportation systems for liquids and slurries	2022	Current
ASME Standard B31.5:2019	Refrigeration piping and heat transfer components	2019	Withdrawn
ASME Standard B31.5:2022	Refrigeration piping and heat transfer components	2022	Current
ASME Standard B31.8:2018	Gas transmission and distribution piping systems	2018	Withdrawn
ASME Standard B31.8:2020	Gas transmission and distribution piping systems	2020	Withdrawn
ASME Standard B31.8:2022	Gas transmission and distribution piping systems	2022	Current
ASME Standard B31.9:2017	Building services piping	2017	Withdrawn
ASME Standard B31.9:2020	Building services piping	2020	Current
ASME Standard B36.10M:2018	Welded and seamless wrought steel pipe	2018	Current
ASME Standard B40.100:2013	Pressure gauges and gauge attachments	2013	Withdrawn
ASME Standard B40.100:2022	Pressure gauges and gauge attachments	2022	Current

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