Bellows Sealed Gate Valve

The stem of bellows sealed gate valve is adopted to a double sealing structure of bellows and packing to ensure a leak-free seal at the stem, which is especially suitable for pipelines of flammable, explosive, toxic medium. The bellows is made of stainless steel or Inconel material. The bellows seal structure is reasonable in design, fatigue-resistant and has a long service life.

Specification:

l Size: 1/2”~14” 

l Pressure Rating: Class150~900LB

l Main Materials: WCB, WC1, WC6, WC9, C5, CF8, CF8M, CF3, CF3M etc.

l Design and Manufacture: API6D

l Face-to-Face:ASME B16.10

l Ends Connection: Flange, Butt Welding, Socket Welding, Thread etc.

l Inspection & Testing: API 598

l Operator: Manual, Worm Gear, Electric.

Feature:

l Double Sealing

l Stem Nitriding Treatment

l Reliable Structure Design

l Extension Stem