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 ��.

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Product Detail

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Product Tags

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

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-��d	4-19	4-19	8-19	8-19	8-19	8-23	12-23	12-28