NFPA 1963 消防水带接扣性能要求
日期:2012-02-10 11:44
NFPA 1963 Standard for Fire Hose Connections
NFPA 1963 消防水带接扣性能要求
1.1* Scope. This standard gives the performance requirements for new fire hose couplings and adapters with nominal sizes from 3/4 in. (19 mm) through 8 in. (200 mm) and the specifications for the mating surfaces. A.1.1 Some fire-fighting organizations use small hose less than 3/4 in. (19 mm) nominal diameter fitted with garden hose couplings. Such couplings should have 0.75-11.5 NH (garden hose thread) threads conforming
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11/02 12:49