先导式减压阀
Pilot operated pressure reducing valves

2006-12-25

Aerospace-Hydraulic Switching Valve, Pressure or Pilot Operated
航空航天液压开关阀 压力或先导操作

2008-02-07

Safety devices for protection against excessive pressure-Pilot-operated safety valves
防止过压的安全装置

2013-07-31

과압 방지 안전 장치 — 제4부: 파일럿 작동형 안전 밸브
用于防止过压的安全装置 - 第4部分:先导式安全阀

2015-06-15

压水堆核电厂先导式安全阀通用要求
General requirements for pilot operated safety valves of pressurized water reactor nuclear power plant

2012-10-19

Safety devices for protection against excessive pressure — Part 4: Pilot operated safety valves
防止过压的安全装置第4部分:先导式安全阀

2013-07-12

과압 방지 안전장치 — 제4부: 파일럿 작동형 안전 밸브
过压保护用安全装置第4部分:先导式安全阀

2023-10-17

Устройства предохранительные для защиты от избыточного давления. Часть 4. Управляемые предохранительные клапаны
用于防止过压的安全装置 第4部分:先导式安全阀

BS ISO 4126-4. Safety devices for protection against excessive pressure. Part 4. Pilot-operated safety valves
BS ISO 4126-4 防止过压的安全装置 第四部分 先导式安全阀

2009-11-16

Safety devices for protection against excessive pressure - Part 4: Pilot operated safety valves (ISO 4126-4:2004)
过压保护用安全装置第4部分:先导式安全阀

2004-09-30