Press/Vacuum Relief Valve

Series 8120 are used for pressure and vacuum relief where vapors must be piped away.Special pallets in this series virtually eliminate the intake of air and the escape of vapors except during normal breathing，thus reducing the loss of product.

Features

Designed and tested according to API2000；

Size 2” through 12”；

Available material option：aluminum，carbon steel，stainless steel and other material；

Pipe away；

Modula construction；

The inlet and outlet flange are in according with ANSI B 16.5 150Lb RF（It can be designed according to users’ requirement）；

FEP diaphragm can effective prevent seat and pallet from sticking，Select the seal structure according to the operation condition；

It can be specially designed with Flame Arrester,Inlet Pipe,Steam Jacket,Blowing Hole,Lining or Humidity Absorber.