... Stainless Steel Ball Valve Threaded 1)Material:SS201,SS304, SS316, WCB 2)Threaded:NPT,BSP ... Valve Full Bore,NPT BSP BSPT DIN2999,1000PSI, SS304 SS316 WCB Advantages1) Investment casting.2) Competitive Prices3 ... 1.20.1(NPT), BS21(BSP), DIN 2999(PT)/259, ISO 228/1. Size: 1/4", 3/8", 1/2", 3/4", 1", 11/4", 1.1 ... /2", 2" ,2.1/2", 3", 4" Investment casting ...