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HH48X butterfly check valve

HH48X butterfly check valve

This check valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.
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Features: Butterfly type Check Valve 蝶形止回阀

Butterfly type Check Valve range:

Production    Size:1 1/2”-16” DN40-DN800mm

Pressure    range:PN10,PN16

Butterfly type Check Valve Standard:

Design   Standard:GB

Face   to    Face:GB

Flange   Standard: GB/EN1092/ANSI/DIN3202/BS4504

Testing   Standard:GB/T 13927

Butterfly type Check Valve main material of parts:

Body:Ductile Iron

Shaft：SS304

Disc: Ductile Iron+NBR

Spring:SS304

 

Application:

 

This check valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.When the medium is back-going, valve disc will automaticaly closed to avoid accidents.