Cangzhou zhongyi valve co., ltd.

Three piece ball valve internal thread 1000PSI ISO5211 platform. The three piece, full port design. Three piece type structure is conducive to the line valve repair. The stem to blow out proof valve stem, valve stem seals used butterfly spring sealing str

Two piece ball valve internal thread 1000PSI ISO5211 platform. The two part full bore design; stem to blow out proof valve stem, valve stem seals used butterfly spring sealing structure, effectively avoids the packing wear caused by leakage, while reducin

DINPN40 two piece ball valve flange. The two piece of clip type flange connection flange design, accord with DINPN40 standard. Stem seal with butterfly spring type structure and O type sealing ring, reducing the valve operating torque and improve the seal

DINPN16 two piece ball valve flange. The two piece of clip type flange connection flange design, accord with DINPN16 standard. Stem seal with butterfly spring type structure and O type sealing ring, reducing the valve operating torque and improve the seal