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QB series Unidirectional Seal Knife Gate Valve/Light Seat Replaceable
QB series </br>Unidirectional Seal Knife Gate Valve for general purpose
Model: QBZ73X
Working Pressure:

DN50-DN100
DN125-DN200
DN250-DN300
DN350-DN400 DN450-DN550
DN600-DN650
DN700-DN750
DN800-DN900
DN1000

16bar
14bar
12bar
10bar
8bar
5bar
4bar
3bar
2bar





 
Design Standard: MSS SP-81
Flange Standard: PN10,PN16,150LB ,JIS 10K,TABLE E/D
Face to Face: MSS SP-81
Testing Standard: API-598
Transmission: Handle Wheel, electric, pneumatic, hydraulic, sprocket, electro-hydraulic, gear
Main material: F55,F53,2205,SS310,CF3M,CF3,CF8M,CF8,WCB,GGG40
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 and chemical industry, water, Oil, steam, connecting or cutting grout, gold powder, ores, slag, coal, pulp, wood pulp, tailings, fibers, dust, chemicals, sewage treatment, asphalt, fruit juices, cereals, slaughter plant waste and other media.


Data Sheet   Manual