Home ProductsLarge Diameter Knife Gate Valve
KEBV produced large diameter knife gate valve DN1800, fabricated steel body with 5 bar high pressure design,
O-ring bidirectional seal；
DN1200 Ductile iron knife gate valve, U type bidirectional seal；
DN1600&DN1400 Ductile iron knife gate valve, U type bidirectional seal
KEBV has rich experience on large diameter knife gate valves, one-piece body and two-piece bodies, wafer, lug and flange connection, rising stem and non-rising stem,
unidirectional and bidirectional seal, soft seat and metal seat, bonnetless and bonneted designs.
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Technical Specifications of Large Diameter Knife Gate Valve |
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Size Range |
DN700~1600mm for casting body; DN700~1800mm for fabricated body; Other large diameters as request. |
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Design Options |
Unidirectional or Bidirectional Seal; Rising Stem or Non-rising stem; Casting body or Fabricated body |
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Body Material |
GGG40, GGG50, WCB, CF8, CF8M, CF3, CF3M, A890 4A, A890 5A etc. |
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Knife Material |
SS304, SS304L, SS316, SS316L, SAF2205, SAF2507 or other requested |
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Seat Material |
NR：70°C NBR：80°C EPDM: 120°C PTFE: 150°C Viton/FKM: 180°C Metal seat: SS304/316+Stellite ≥ 200°C |
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Applicable Standards |
Design & Manufacture: MSS SP-81 Face to Face: MSS SP-81/ EN558-1 Series 20 Flange connection: ASME B 16.5, EN1092-1, AS2129 “D”/”E” (Other connections on customers’ request) Test: MSS SP-81 |
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Operation Options |
Lever/Handwheel/Bevel Gear/Chainwheel Pneumatic/Hydraulic/Electric actuator |
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Applications |
Pulp & Paper / Water & Waste Water/Mining/Metallurgy /Petrochemical /Printing & Dying / Pharmacy/ Beverage& Food |