... Description Threaded valvesBall valves such as 1-PC, 2-PC and 3-PC, Z15W gate valve, J11W cut-off valve, H11W check valve and ... through perfect examinationSpecifications: 1) Size: 1/2" to 4" 2) Threaded: BSPT, BSP, NPT, DIN2999 3) Working pressure: 1000PSI, for W ... type, PTFE seat, reduced bore for 1PC ball valve, full bore for 2PC/3PC ball valve, with or without mounting pad ISO5211 5) Material ...