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
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. T
DINPN16 book type flange ball valve. The designed integrated book type flange, so that the valve has a compact structure, reducing installation space. At the same time
Three piece forged steel ball valve. The three piece, full port design. Three piece type structure is conducive to the line valve repair. The stem to blow out proof v