Hq41x ball check valve

Short Description:

Hq41x ball check valve adopts rubber coated ball as disc. Under the action of medium, it can roll up, down, left and right on the integral slide in the valve body to open or close the valve. Silencing closing, no water hammer, good sealing performance. The valve body adopts full flow channel, with large flow and small resistance, and the head loss is 50% less than that of swing type. It can be installed horizontally or vertically, and can be used in cold water, hot water, industrial and domestic water pipe network system. It is more suitable for submersible sewage pump with medium temperature of 0 ~ 80 ℃.


Product Detail

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HQ41X Working principle of ball check valve

When the medium flows in the specified direction, the spherical valve disc will be opened due to the medium force; when the medium flows counter current, the spherical valve disc will close automatically and quickly depending on the medium itself, so as to prevent the medium from flowing counter current.

HQ41X Main technical parameters of ball check valve

Nominal diameter DN50~DN250
Maximum working pressure PN16
Applicable temperature 0℃~80℃
Liquid medium water
Connection standard GB/T 17241.6-2008、EN1092
Test standard GB/T 13927-2008、API598

HQ41X Material of main parts of ball check valve

Part name texture of material
valve body Epoxy coating on ductile iron surface
Valve cover Epoxy coating on ductile iron surface
Spherical disc EPDM coated with cast aluminum or cast iron

HQ41X Drawing of ball check valve

HQ41X 球形止回阀图纸

Main connection dimensions

DN 50 65 80 100 125 150 200 250
L 180 200 260 300 350 400 500 600
H 185 210 245 280 335 400 495 600
D 165 185 200 220 250 285 340 405
n-Φd 4-19 4-19 8-19 8-19 8-19 8-23 12-23 12-28

 

Material of main parts of ball check valve


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