) It has double-disc guide, and multi-spring of pneumatic actuator. It is of compact configuration, light weight, motion agility, bulky body and exact flow characteristics.

pneumatic diaphragm double-seated regulating valve:

It is widely applied to the fields of petroleum, chemical plant, electric power and smelting

2) Type: Standard type/high temperature type/low temperature type/regulating and shut-off type/steam jacket type/bellows seal type

Main technical parameters:

1) Nominal size: DN 20-400mm

2) Nominal pressure: ANSI 150-600lbs

3) Flange standards: ANSI

4) Leakage class: ANSI II/IV/V

5) Body