High and low pressure bypass valve of turbine system consists of: High pressure by-pass control valve, High pressure by-pass spraying water control valve, High pressure by-pass water isolating valve; Low pressure by-pass reducing control valve, Low pressure by-pass spraying water control valve, Low pressure by-pass water isolation valve and control system etc., can provide a complete set of device for supercritical unit control mode and under used, including electric, pneumatic and hydraulic.

Design Features

Forge welding casing

Level adjustment, multistage denoise

holes and noise reduction

Special heat treatment and surface treatment in pieces 

Composite packing assembly

Manufacturing Scope

Diameter: 6"~24"

Pressure: ANSI 4500LB

The highest temperature: 630°C

Operating Performance

Forging Materials: A105, WB36, F11, F22, F91, F92

Mode Of Operation: hydraulic, electric, pneumatic

Connection: Welding