NRS gate valve is extensively used in petroleum field, energy field, metallurgy, chemical industry, power station and so on. The main materials of valve body are WCBCF8CF8MCF3CF3MA105F304F304LF316F316Lchromium-molybdenum steelchromium-molybdenum vanadium steel and so on. NRS gate valve are accordance with GB, API, ANSI, JIS, BD, DIN, NF

Specifications of Gear operated gate valves:
1) Size: 1/2 - 48"
2) Class: 150lb - 2500lb
3) Material: WCBCF8CF8MCF3CF3MA105F304F304LF316F316L
4) Standards:
A) Design and manufacture: API 600, API 6D
B) Inspection and test: API 598, API 600, API 6D
C) End flange dimensions: ANSI B16.5, ANSI B16.47
D) BW end dimensions: ANSI B16.25
E) Socket-weld dimensions: ANSI B16.11
F) Face to face and end to end: ANSI B16.10
G) Actuations: Manual, Electric, Hydrau-Pneumatic Actuator.