China Tkfm Factory Flange Type with Wedge Metal Seat DN50 150lb RF Connection Corrosion Resist Gate Valve

Application:
By using rubber coating for the whole gate to produce deformation compensation to achieve good sealing effect. Overcomed other cast iron gate valves' shortcomings such as poorly sealed, leakage or rust. Our gate valve is more effective and save installation space. Widely used in city water supply, sewage treatment, construction industry, petroleum pipe line, chemical industry, foodstuff industry, pharmaceutical industry, textile-industry, power sector, shipbuilding, metallurgical industry, energy system and other fluid pipes as regulator or cut-off equipment.
Standards:
Design and Manufacture: API 600(ISO 10434) or API 6D
Inspection and Test: API 598, API 600 or API6D
End flange dimension: ASME B16.5 (for NPS<24), ASMEB16.47 series B, API 605 or ASME B16.47 series A, MSS SP-44(for NPS>24)
BW end dimension: ASME B16.25
Face to face and end to end: ASME B16.10
Pressure-temperature ratings: ASME B16.34