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Hebei Harzone Co.,Limited
Changjiang No.1, Tianshan industry park, High- tech zone,
Shijiazhuang, Hebei, China
Tel: 86-311- 68036027
Fax: 86-311- 89928980
Email: hbharzone@163.com
Website: http://en.hbhzyj.com
Cold vent valve
Product description
Cold vent valve
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Type: FS943W-4
Mouth diameter: DN400-1700
Nominal pressure: 0.25,0.4 MPa
Applicable temperature: ≤ 250 ° C
Applicable medium: cold
Structural characteristics and uses:
The valve also known as butterfly relief valve, cold air pipe for hot blast furnace system, meet for furnace air volume regulation, easy to the excess cold wind valve leaked mouth into the atmosphere.
The valve drive mode: manual (hand wheel, pull the lever, manual wire rope hoist, or manually sprocket plus turbo reducer); electric (actuator, worm gear and electric winch); hydraulic (hydraulic cylinder).
Valve as a whole welded valve plate using inclined plane structure, good sealing effect. Valve plate and the completion of the upper piston interlock off and relief action. Deputy precision machining relief piston seal, low friction, reliable work. The valve relief side can be installed the muffler.
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