Hq44X Single Ball Check Valve

• Media: Water-Vapour Oil
• Temperature: Low Temperature
• Material: Stainless Steel Carbon Steel Brass
• Connection Form: Flange Welding
• Structure: Swing
• Pressure: High Pressure, Medium Pressure and Low Pressure
• Model NO.: HQ44X
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Hard Seal and Soft Seal
• Flow Direction: Unidirection
• Standard: DIN GB ANSI Bsw JIS
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Transport Package: Wooden Box
• Specification: DN15-DN800
• Trademark: XC
• Origin: China
• HS Code: 8481804090
• Production Capacity: 9999

Product Description

The spherical check valve uses the rubber ball as the valve disc, under the action of the medium, it can be moved up and down on the integral slide in the valve body, so as to open or close the valve, good sealing performance, silent closure, no water hammer. The valve body adopts the whole water flow channel, the flow is large, the resistance is small, the head loss is 50% less than the swing type. Horizontal or vertical installation can be used in cold water, hot water, industrial and domestic sewage pipe network, more suitable for diving sewage pump, medium temperature is 0-80ºC medium temperature is 0-80ºC Minke ball check valve is divided into HQ44X micro resistance ball check valve, HQ45X ball check valve.
Ball type check valve main component parameters
 

Part name	Body	Flap	Valve seat	Spring
Materials	Cast iron, ductile iron, cast steel	Cast copper, stainless steel	Copper, stainless steel	Stainless steel

 
Ball type check valve connection size
 

DN (mm)	50	65	80	100	125	150	200	250	300	350	400	450	500	600	seven hundred	800	900	1000
L	203	216	241	292	330	356	495	622	698	781	914	978	978	1295	1448	1600	1760	1900
H	180	210	225	245	280	320	380	450	470	500
H1							510	570	640	715	815	825	980	1155	1260	1350	1660	1700