Grooved pipe couplings and fittings of automatic sprinkler systems ICS: 13.220.20 HS: 8424

National Standard of the P.R.C., Automatic Sprinkler Systems-Part11: Grooved Pipe Couplings and Fittings (29 page(s), in Chinese)

This part specifies the classification, model preparation, requirements, test methods, inspection rules, marks, packaging, transportation and storage for grooved pipe couplings and fittings of automatic sprinkler systems. This part is applicable to grooved pipe couplings and fittings in automatic sprinkler systems. It may refer to grooved pipe couplings and fittings in other systems.