Bellow Sealed Gate Valve

The valve stem of the bellows valve adopts double sealing structure of bellows and packing to ensure the leakage and seal at the stem, especially for flammable, explosive, toxic and valuable medium. Bellows are made of stainless steel or Inconel material. The bellows seal structure is reasonable, fatigue resistant and long service life.

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Product Description

The valve stem of the bellows valve adopts double sealing structure of bellows and packing to ensure the leakage and seal at the stem, especially for flammable, explosive, toxic and valuable medium. Bellows are made of stainless steel or Inconel material. The bellows seal structure is reasonable, fatigue resistant and long service life.

 

Technical Specification
Normal SizeRange: 2"-24"
Normal Pressure Rating: PN10~PN40, CLASS150~300  
Material: WCB,LCB,WC6,CF8,CF8M,CF3,CF3M
TemperatureRange: -29~425Degree C


Standards compliance

Design and Manufacture: ANSI B16.34, API600, API 6D

Face to face(end to end): ANSI B16.10

Flanged connection: ANSI B16.5

Test and inspection: API 598

Butt welded end: ANSI B16.5 

 

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