Gas pipelines; size 3 valve box
天然气管道；3号阀箱

1990-08-01

Gas pipelines; size 5 valve box
天然气管道；5号阀箱

1990-08-01

Gas pipelines; size 4 valve box
天然气管道；4号阀箱

1990-08-01

Gas pipelines; size 1 valve box
天然气管道；1号阀箱

1990-08-01

Draft Document - Gas pipelines - Size 0 to 5 valve boxes
文件草案-天然气管道-尺寸为0至5的阀箱

2022-02-01

Petroleum and natural gas industries — Mechanical integrity and sizing of actuators and mounting kits for pipeline valves
石油和天然气工业——管道阀门致动器和安装套件的机械完整性和尺寸

2011-09-12

Petroleum and natural gas industries. Mechanical integrity and sizing of actuators and mounting kits for pipeline valves
石油和天然气工业 管道阀门致动器和安装套件的机械完整性和尺寸

2011-09-30

BS ISO 12490. Petroleum and natural gas industries. Actuation, mechanical integrity and sizing for pipeline valves
BS ISO 12490 石油和天然气工业 管道阀门的驱动、机械完整性和尺寸

2010-01-29

VALVE, AUTOMATIC SHUT OFF, FOR GAS SERVICE (SIZES 1/4 TO 2 INCHES IPS)
燃气用自动切断阀（尺寸1/4至2英寸IPS）

1969-07-03

VALVE, AUTOMATIC SHUT OFF, FOR GAS SERVICE (SIZES 1/4 TO 2 INCHES IPS)
阀门 自动关闭 用于气体服务（尺寸1/4至2英寸IPS）

1978-03-28

Manually Operated Metallic Gas Valves for Use in Gas Piping Systems up to 175 psi (Sizes NPS 1/2 through NPS 2)
用于175 psi以下气体管道系统的手动金属气阀（尺寸为NPS 1/2至NPS 2）

2012-09-21

VALVE, ANGLE, RELIEF, FOR GAS AND OXYGEN SERVICE (SIZES 2 INCHES LPS AND BELOW), NAVAL SHIPBOARD (SUPERSEDING MIL-V-22549C)
海军舰载气体和氧气设施（尺寸为2英寸LPS及以下）用角度安全阀（取代MIL-V-22549C）

1968-09-20