Square Gate Valve

The KOSEN Square Gate Valves is designed with unique external arc shape, reasonable structure and uniform force, made of high quality gray cast iron or spheroidal graphite cast iron and stainless steel, copper strip or rubber in sealing surface, and after precision processing, it can reach plane contact seal and good sealing performance. When the sealing performance drops, it can pass the wedge device. The adjustment is solved.

Technical Specification
Normal Size Range: 2"-16"
Normal Pressure Rating: PN10~PN16, CLASS150
Material: Q235, 304, 304L, 316, 316L
Operation: Handwheel, Pneumatic, Electric, Chainwheel. Lever
Seat: EPDM, Viton, Metal, PTFE, NBR
Temperature Range: -29°C~150Degree C

Standards compliance
Design and Manufacture: GB/T12237
Face to face(end to end): GB/T15188.2
Flanged connection: ANSI B16.5, GB/T 9113
Test and inspection: API 598, GB/T 13927