HQ41X The slide ball rolling check valve adopts rubber covered ball as the valve disc. Under the action of medium, it can roll up and down on the integral slide way in the valve body, so as to open or close the valve. The valve has good sealing performance and silencing closing does not produce water hammer. The valve body adopts the whole flow channel, with large flow rate, small resistance and 50% head loss compared with the swing type. It can be installed horizontally or vertically. It can be used in cold water, hot water, industrial and domestic sewage pipe network. It is more suitable for submersible sewage pump with medium temperature of 0-80 ℃.

Applicable medium: water and weak corrosive fluid
Applicable temperature: 0 ～ 80 ℃
Flange standard: GB / T 17241.6 GB / T 9113
Test standard: GB / T 13927 ap1598

Part name	valve body	The Ball

 

 

DN（mm）	50	65	80	100	125	150	200	250	300	350
L	180	200	260	300	350	400	500	600	700	800
H	185	210	245	280	335	400	495	600	715	820