Shanghai Kolink Valve Co., Ltd.
VALVES & PIPE FITTINGS
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Bonneted Knife Gate valve Flanged Chain Wheel Operation Cast Steel
Kolink knife gate valves are available in various designs, one-piece body and two-piece bodies, rising stem and non-rising stem, uni-direction and bi-direction structures, resilient and metal seat rings, bonnetless and bolted bonnet designs. For optional designs, deflection cone could divert the flow of abrasive slurries and protect valve seat from abrasion, V port disc and through conduit, design is used for throttling service, per customers' requirements.
Features of Bonneted Knife Gate valves:
Bolted bonnet design for non-leakage through packing chamber
Beveled knife on metal or resilient seats
Self-cleaning mechanism
Uni-direction or bi-directional design
Rising stem, outside screw & yoke
Applicable Standards of Bonneted Knife Gate valves:
a) Design & Manufacture: MSS SP-61, ASME 16.34
b) Face to Face: MSS SP-81, ASME B16.10, EN 558
c) Connection End: ASME B16.5, EN 1092, JIS B2220
d) Test: MSS SP-81