共找到 30 条与 相关的标准,共 2 页
Valves for anhydrous ammonia and LP-gas (other than safety relief)
Valves - Flanged, threaded, and welding end
Globe valves; High temperature steel stop valves
Globe valves; Unalloyed steel stop valves
Globe valves; Stainless steel stop valves
Face-to-face dimensions of valves with screwed socketsDimensions face-à-face des appareils robinetterie en manchons filetés
Face-to-face and centre-to-face dimensions of valves; Valves with female thread connection
Component parts in the gas installation; requirements on metallic materials for valves being used for gas appliances, notes for selection for materials, strength data
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