ANSI API6d 150# 300# 600# Wcb Gate Valve Silent Check Valve Butterfly Valve Types

Product Introduction:

Silence check valve refers to the valve that automatically opens and closes the valve flap by relying on the flow of the medium itself to prevent the medium from flowing backward.

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Description

Technical Parameters

Material	Body	Ductile Iron,QT450
	Screw	SS304 Stainless Steel
End Connections	Flange × Flange
Flanges	ANSI150LB, BS 5404,GB Standard
Available Size	DN50 thru DN300 (3" thru 12")
Type	Silence Type
Working pressure	16 bar
Color	Red/Blue
Media	Water

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1) Small size, light weight, good processing technology

2) The valve disc adopts the “bullet” shape design, and the valve body adopts the “waist drum” shape design to improve the medium flow direction and reduce the flow resistance coefficient

3) Compact structure, non-metal lubricating sleeve is installed between the guide shaft and the guide frame.

4) The skeleton rubber sealing ring is directly inlaid on the valve body, avoiding direct washing of the sealing ring by the medium for a long time, the service life is significantly extended, and it is durable

5) The short opening and closing stroke of the valve disc can effectively prevent water hammer