Resource Center | Supplier Management | Supplier Apply | 中文/English

Bellow Seal Valve

Product overview

Bellow seal valves are normally installed in a working condition that has strict emission requirement and once emission happens it will incur harmful influence to person and environment.This type of valve is achieved by mounting a metal bellow between the bonnet and the stem. Bellow will be driven to scale up and down when stem moves, which will eliminate possible leakage arising from stem movement.

Size: NPS 2"~30"(DN50~DN1650)
Pressure Rating: ASME CLASS 150~1500(PN16~PN260)
Body material:Carbon steel, Stainless steel, Alloy steel, Duplex stainless steel
End connection:RF, BW, RTJ
Operation:Manual, Pneumatic, Electric, Hydraulic