HQ45X Micro-Resistance Ball Type Check Valve

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HQ45X Micro-Resistance Ball Type Check Valve

Micro-resistance ball type check valves's disc is a ball coated with rubber and dependant on the line pressure the ball can roll in the chute in the body to open or close the valve without any noise and water-hammering and with good sealing capability.The flow rate is much with little resisting force and little pressure loss.It can be installed vertically or horizontally and widely used at the outlet of pump in cold waters,hot waters,industrys and sewages pipeline system. Main technical parameters Nominal pressure: 1.0-1.6Nominal diameter: 50-1000mmService:water and weak corrosive fluid Working temperature:0-80Flanged end: GB/T17241.6 GB9113Inspection and test: GB/T 13927 API 598

Material

part	body	disc	spring	seat
Material	Cast iron ductile cast iron,cast steel	Cast copper,stainless steel	Stainless steel	Copper,steel

Main dimensions                          DN50-DN800                                                    unit:mm

DN	50	65	80	100	125	150	200	250	300	350	400
L	203	216	241	292	330	356	495	622	698	781	914
H	180	210	225	245	280	320	380	450	470	500
H1							510	570	640	715	815

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HQ45X Micro-Resistance Ball Type Check Valve