China Shanghai Enine Corporation

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Ball Check Valves, Single, Double Ball

Summary

Ball Check Valves, Single, Double Ball uses the rubber covered roller as the disc, which, under the action of the medium, can roll up and down along with the sliding path inside the valve so as to open or close it. And it features by the big flow, small flow-resistance loss, good tightness, silent close and reduced water shock wave. It can be mountable vertically or horizontally and used on the outlet of the water pump of the cold-water, hot-water, industrial and living sludge pipe networks to prevent the medium from going back.

Technical Parameters

Model PN(MPa) Casting test pressure (MPa) Seal test pressure (MPa) Body material Ball material
HQ4445X-10 1.0 1.5 1.1 Cast iron Rubber covered carbon steel
HQ4445X-16 1.6 2.4 1.76
Ball Check Valves, Single, Double Ball
Ball Check Valves, Single, Double Ball

Dimensions of Single Ball

DN mm HQ44X-1016
50 65 80 100 125 150 200 250 300
D 160 180 195 215 245 280 335 405 460
D1 125 145 160 180 210 240 295 355 410
D2 100 120 135 155 185 210 265 320 375
L 250 280 310 350 400 450 550 650 750
H 180 210 225 245 280 320 380 450 510

Dimensions of Double Ball

DN mm HQ45X-1016
200 250 300 350 400 450 500 600 700 800 900 1000
D 360 425 485 550 610 660 730 840 955 1070 1180 1305
D1 310 370 430 490 550 600 660 770 875 990 1090 1210
D2 278 332 390 448 505 555 610 718 815 930 1025 1140
L 550 650 750 850 950 1050 1150 1350 1450 1650 1900 2100
H 510 570 640 715 815 825 980 1155 1260 1350 1660 1700

Typical installation

Typical installation of Ball Check Valves, Single, Double Ball
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