Non-rising Stem Lugged Knife Gate Valve Cast Steel Bidirectional
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, the design is used for throttling service, per
customers' requirements.
Features of Non-rising Stem Lugged Knife Gate Valves:
Wafer lug-type body
Beveled knife on metal or resilient seats
Self-cleaning mechanism
Bi-direction design
Non-rising stem
Pillar type yoke, more room for stem nut
Applicable Standards of Non-rising Stem Lugged 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
