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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 41315-2022 |
Safety shut-off valve for urban gas transmission and distribution system {译} 城镇燃气输配系统用安全切断阀 |
China National Standards Safety shut off |
 English PDF |
| GB/T 37992-2019 |
Safety and control devices for gas burners and gas-burning-appliances—Particular requirements—Vavle-proving systems for automatic shut-off valves 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 自动截止阀的阀门检验系统 |
China National Standards Safety shut off |
English PDF |
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