Knife gate valves
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MAIN FEATURES:Knife gate valves are widely used in Water treatment, paper-making, power industry, chemical industry, iron and steel industry,mining,etc，the structure of ultra-short length ,saving materials ,piping stystems can greatly reduce the overall weight,the effective space occupied by small,can effectively support the strength of pipelines can reduce the possibility of pipeline vibration.
Body material: carbon steel, stainless steel, alloy steel
Nominal diameter: 2"～80"（DN50~2000）
Pressure range: PN6, PN10, PN16, 150LB, 10K
End connection: RF, RTJ, BW,Wafer
Operation: Hand wheel, gear box, Electric , Pneumatic , etc.
Design & Manufacture according to : MSS SP-81, MSS SP-135, ASME B16.34, etc ;
Face to Face according to : MSS SP-81, MSS SP-135, ASME B16.10, DIN3202, etc ;
Flange Dimensions according to : ASME B16.5, ASME B16.47, MSS SP-81, etc ;
Pressure & Temperature according to : ASME B16.34;
Test & Inspection according to : MSS SP-81, API 598;
Visual Inspection according to : MSS SP-55;
Wafer flanged body
Beveled knife on metal or resilient seats
Uni-direction and bi-direction design
Bolted bonnet design for non-leakage through packing chamber
Deflection cone for protecting seat ring
Outside screw & yoke
Rising Stem & Non rising stem
Valve could be supplied with ISO 5211 Flange for operator installation.
Material : NACE MR-0175
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