Yongjia Kosen Valve

Inside Screw Knife Gate Valve

Product Description The KOSEN Inside Screw Knife Gate Valves, This valve is applicable as an on-off device for pipelines containing abrasive dry ash, water (such as cinder water ) and the like in mines, paper making, chemical engineering and so on, as an on-off for pipelines with both soft...

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Product Details

Product Description

The upper seal of inside screw knife gate valve breaks through the conventional seal form and adopts the upper cover structure, which makes the upper seal change from large area rectangular seal to small area circumferential seal, and the sealing performance is greatly improved. On the basis of the circumferential seal, the advanced floating seal in the world is adopted to replace the circumferential seal in the area, and the sealing performance is greatly improved.

 

Standards compliance

Design and manufacture:JB/T8691-1998

Structural length: GB/T15188.2-94

Flange connection: GB/T9113.1-2000 JB/T79-94

Testing and acceptance: GB/T13927-92

Valve body: Carbon steel, stainless steel

Seal ring: Rubber, PTFE, stainless steel,hard alloy

Gate: stainless steel

Stem: stainless steel




 


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