... B 1.20.1(NPT), BS 21(BSP), DIN 2999(PT)/259, ISO 228/1. Size: 1/4", 3/8", 1/2", 3/4", 1", 11/4", 1.1 ... valve,CF8 ball valve,CF8M ball valve,SS316 Ball Vavle,SS304 Ball Valve,Check valve,Gate valve,Globe valve,Angle Seat valve,Sanitary ball valve,Sanitary butterfly valve,Sanitary check valve ...