NFPA 1963 消防水带接扣性能要求
日期:2012-02-10 11:44
to ANSI/ASME B1.20.7, Standard on Hose Coupling Screw Threads.
Work with the latest industry guidelines for standardized couplings and adapters for fire hose connections in the 2009 NFPA 1963.
NFPA 1963 Standard for Fire Hose Connections provides 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. Requirements apply to
Coupling assemblies and adapters
Screw thread co
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