Industrial valves - Actuators - Part 4: Hydraulic part-turn actuators for industrial valves - Basic requirements; German version EN 15714-4:2009— 26 стр.
Petroleum and natural gas industries - Pipeline transportation systems - Pipeline valves (ISO 14313:2007 modified + Cor 1:2009); English version EN 13942:2009 + AC:2009— 85 стр.
Petroleum and natural gas industries - Pipeline transportation systems - Pipeline valves (ISO 14313:1999 modified); English version EN 13942:2003— 67 стр.
Petroleum and natural gas industries - Pipeline transportation systems - Subsea pipeline valves (ISO 14723:2009); English version EN ISO 14723:2009— 81 стр.