Steel plate butt-welding pipe fittings
Edition 2024-01-22

Steel butt-welding pipe fittings
Edition 2024-01-22

Steel tubes - Pressure application - Flash butt welding
Edition 1996

Industrial valves - Butt welding ends for steel valves
Edition 2018-02-14

Aluminium and aluminium alloy butt-welding pipe fittings
Edition 1995-02-28

Steel butt-welding pipe fittings for ordinary use
Edition 2024-01-22

Aluminium and aluminium alloy butt-welding pipe fittings (Amendment 1)
Edition 2009-02-20

Check Valves: Flanged, Lug, Wafer, and Butt-welding
Edition 2022-02

Standard qualification procedure for butt welding technique of steel bars for concrete reinforcement
Edition 2016-01-01

Method and acceptance criteria of ultrasonic examination for butt welding of deformed steel bars for concrete reinforcement
Edition 2019-09-25