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Knife Gate Valve

Product name : Knife Gate Valve

Knife gate valve is mainly used as a regulating and current-carrying device on various fluid pipelines of dregs in large enterprises such as sewage treatment, chemical, ppetroleum, coal mining, paper-making, sugar-making, tap water, construction, food, beverage, power plants, medicine and energy system etc.

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Standard and Scope:
Size: NPS 2"~60" DN50~DN2000                    
Pressure Rating: Class 150~900 PN6~PN25
Connection: Wafer, Lug, Flange and so on
Body Material: Cast iron, Carbon steel, Stainless steel, Alloy , A216 WCB, A352 LCB, A351 CF8, CF8M, CF3, CF3M, Duplex,etc
Valve disc material: Stainless steel, Alloy
Seal ring: Rubber, PTFE, stainless steel, hard alloy
Operation: hand wheel, lever, electric, pneumatic, hydraulic, chain, electric-hydraulic, gear box, bare shaft with ISO top flange
Design and Manufacture: MSS SP-81, JB/T8691
Test and Inspection: MSS SP-81, GB/T13927, ISO 5208
Pressure-temperature ratings: ASME B16.34
Face-to-Face: BS EN558-1 series 20, DIN3202, GB/T15188.2
End Connection: ASME B16. 5(for NPS≤24); ASME B16.47 series B、API 605 or ASME    B16.47 series A、MSS SP-44(for NPS>24); BS EN1092-1, GB/T9113.1, DIN, JIS
HS code: 8481804090
Design feature
Short face to face dimension, light in weight, small room
Simple structure, easy install 
No chamber in knife gate valve body, the disc slide in guide groove
The guide block on the valve body together with guide groove enables the wedge to move correctly and extrusion block provides effective sealing for the wedge
Pressure seal
Bi-directional(optional), O seal ring
Rising stem, OS&Y
Non-rising stem(optional)
Metal seat or resilient seat
Locking Device(optional)
Stem Extensions(optional)
Austenitic stainless steel disc was applied, prevent leakage caused by corrosion
The above information of knife gate valve is for reference only; Sangong keeps right to amend without notice.