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QWL seriesBi-directional Self-sealing Knife Gate Valve/Medium Pressure
QWL series</br> Bi-directional Self-sealing Knife Gate Valve/Medium Pressure for tailings, cyclones,slurry,and so on
Model: QWLZ73X  
Working Pressure: DN50-DN800
DN900-DN1000
20bar
10bar
   
Type: Flange
Design Standard: MSS SP-81
Flange Standard: DIN PN10,PN16,150LB ,JIS 10K,TABLE E/D
Face to Face: MSS SP-81
Testing Standard: EN12266
Transmission: handwheel, electric, pneumatic, hydraulic, sprocket, electro-hydraulic, gear
Main material: GGG40
Disc material: SS316L,SS304
Sealing material: NR
Packing: PTFE,high water based,rubber packing,graphite
Applicable medium: Applicable for coal in power plant,sewage treatment, food, paper making, medicine, petroleum and chemical industry, water, Oil, steam, gold powder, ores, slag,pulp,wood pulp,tailings,fibers,dust, chemicals, sewage treatment, sedimentation tanks, asphalt,cereals, slaughter plant waste and other media.
Data Sheet