The pneumatic soft-sealed centerline butterfly valve

The pneumatic soft-sealed centerline butterfly valve has the characteristics of strong function, small size,

reliable performance, simple matching and large flow capacity.

It is widely used in industrial automatic control systems in industries such as food, environmental protection,

light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, and electric power.

DNDN（mm)	DN50～1200
The range of actions	0-90°
Air source pressure	0.4～0.7
differential pressure	小于nominal pressure
nominal pressure	0.6、1.0、1.6Mpa ANSI 150LB
body Material	Nodular cast iron, carbon steel, stainless steel
Valve plate material	Nodular cast iron hard chromium plating, carbon steel, stainless steel
Stem material	45# steel, stainless steel
Valve seat	Rubber, PTFE
Trim structure	Midline seal
Valve body type	Straight-through
Traffic characteristics	近似等百分比
control method	Switch type, adjustable type
The form of action	Air-on type、gas-off type
Pneumatic executive body form	Single-acting、dual-acting
Optional executing mechanism	AT/GT pneumatic execution mechanism 、DRG fork pneumatic execution mechanism、
Attachment	Electrical valve locators、solenoid valves、limit switches、locking valves、 air filtration relief valves、Handwheel mechanism
The form of the connection	Wafer connection
remarks	The specifications of the pneumatic executing mechanism are referenced to the configuration table of the executing agency

The pneumatic soft-sealed centerline butterfly valve