Rubber Disc Water Check Valve

A ductile iron non-return valve is designed for water pipes.

 

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Bolted bonnet with eyebolt on cover
Swing and rubber flapper
Design according to BS 5153, MSS SP-71
Flange connection standard: GB/T 9113, EN1092-2 PN10/PN16, ANSI B16.10 125LB/150LB
Pressure test: EN 12266-1
Size range : 2″ to 24″, DN50 to DN600
Pressure range : PN10, PN16, CL125/150
Applications: water supply, drinking water, irrigation, sewage
Painting: the inner and outer surface of the valve is coated with powder epoxy coating.

Material List:

Part Name Material
Body Ductile Iron
Cap Ductile Iron
Disc/flapper WCB+EPDM/NBR
Gasket EPDM
Bolts AISI 1045

Dimension List:

 

DN

 

L

EN1092-2 PN10/16 ANSI B16.1 CL125/150
D D1 n-φd D D1 n-φd
50 208 160 125 4-19 160 120.5 4-19
65 210 180 145 4-19 180 139.5 4-19
80 225 195 160 8-19 195 152.5 4-19
100 292 220 180 8-19 220 190.5 8-19
125 360 250 210 8-19 250 216 8-22
150 327 280 240 8-23 280 241.5 8-22
200 410 335 295 8-23/12-23 335 298.5 8-22
250 500 395/405 350/355 12-23/12-27 405 362 12-25
300 698 445/460 400/410 12-23/12-27 480 432 12-25
350 787 505/520 460/470 16-23/16-31 530 476.5 12-29
400 914 565/580 515/525 16-28/16-31 595 539.5 16-29
450 965 615/640 565/585 20-26/20-30 635 578 16-32
500 1067 670/705 620/650 20-25/20-34 700 635 20-32
600 1219 780/840 725/770 20-30/20-41 815 749.3 20-35