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¡¾QVY series¡¿Unidirectional seal High Pressure Knife Gate Valve
¡¾QVY series¡¿</br> Unidirectional seal  High pressure Knife Gate Valve for steam, sewage, high pressure pipes and so on
Model: QVYZ73X  
Working Pressure: DN50-DN2000
Type: Wafer
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
Operation: handwheel, electric, pneumatic, hydraulic, chain, electro-hydraulic,worm gear
Main material: F55,F53,2205,SS310,CF3M,CF3,CF8M,CF8,WCB
Disc material: F55,F53,2205,SS310,SS316L,SS316,SS304
Sealing material: NBR,NR,EPDM,FKM,Metal to Metal
Packing: PTFE,high water based,rubber packing,graphite
Applicable medium: Applicable for coal in power plant, slag discharge, sewage treatment, food, paper making, medicine, petroleum and chemical industry, water, Oil, steam, connecting or cutting grout, gold powder, ores, slag, coal, pulp, wood pulp, tailings, fibers, dust, chemicals, sewage treatment, sedimentation tanks, asphalt, bunker export, cereals, slaughter plant waste and other media.
Bi-directional seal available
Data Sheet    Installation Instructions