Specification for copper alloy globe, globe stop and check, check and gate valves
Specification for copper alloy globe, globe stop and check, check and gate valves
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What is BS 5154 - Copper alloy globe and gate valves specifications about?
BS 5154 is a British standard that specifies design, details of body ends, materials, test requirements, marking and preparation for storage and transportation, of copper alloy valves of globe, globe stop and check, check and gate types of the sizes specified in clause 5 and the pressure designation given in clause 6. Two valve series, A and B, are specified, each series differing in its maximum temperature ratings. The reclamation of valves through the impregnation of castings is a recognized practice within this standard but the impregnation process is not defined. Note: Valves that have failed the initial shell pressure test may be reclaimed, using an impregnation process which is permitted only by written approval of the purchaser and his acceptance of the manufacture...
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