Gate valves

MZ673X Bidirectional Wafer Knife Gate Valve

PN10bar, class 150LB
DN50~2000mm
Ductile Iron, Stainless Steel

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MZ673X Bidirectional Wafer Knife Gate Valve Descriptions 

MZ673X bidirectional wafer knife gate valve is pneumatic type knife gate valve, which is also called bidirectional seal slurry valve or mud valve. Its on-off part is the knife type gate, which can cut off fiber materials mediums or similar. Compared with general gate valve, wafer type knife gate valve can save much more installtion space. Bidirectional type knife gate valve is available with metal seated and rubber seated according to different conditions. MZ673X pneumatic bidirectional seal wafer knife gate valve is applicable widely in mining, coal washery, steel work, pulp & paper plant, thermal power plant and sewage with fibers treatment. Flowspec Luokai can manufacture the MZ673X bidirectional wafer knife gate valve according to standard of MSS SP-81 with sizes of 2”~80” (DN50~2000mm). Just feel free to contact us now to get best prices. 30 years of experience. High quality. Big stock. Fast delivery. 

1. FEATURES

  • Full bore design
  • 1PC body design
  • Bidirectional sealing
  • Investment casting body
  • Easy maintenance 
  • Renewable seat 
  • Wafer, lug, flanged ends
  • Available with gear, pneumatic and electric actuator

3. STANDARDS

  • Design & manufacturing: MSS SP-81
  • Face to face: MSS SP-81
  • Flange standard: PN10, PN16, Class 150LB, JIS 10K, Table E/D
  • Inspection & testing: API598

2. TECHNICAL SPECIFICATIONS

  • 10bar, class 150LB
  • Size: 2”~80” (DN50~2000mm)
  • Body materials: ductile iron GGG40, stainless steel CF8, CF8M, duplex stainless steel 2205
  • Gate materials: stainless steel 304, stainless steel 316, duplex stainless steel 2205
  • Seat materials: EPDM, Nitril, Viton, Silicone, metal
  • Operated: handwheel, gear box, pneumatic, electric
  • Applicable medium: coal, cement slurry, coal slurry, gold mine, sewage
  • Applicable temperature: -10℃~+80℃
  • Working pressure: 10bar

4. APPLICATIONS

  • Thermal power plant
  • Mining, steel industry
  • Coal washery, metallurgy plant
  • Oil, chemical industry
  • Textile, food industry
  • Pulp and paper industry
  • Waste water, sludge, sewage treatment industry

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