Dimensions of Class 125 Dual Plate Wafer Check Valves

Expired

All dimensions are in "mm" unless noted otherwise.
Dimensions and weights are taken from Crane Energy Catalogue.
Wafer body valves are designed with flangeless bodies with short face-to-face dimensions as per API 594.
They are clamped between mating flanges which are connected by studs and nuts.
Dimension 'C' is the minimum flange bore required on the matching pipe.

Dual Plate Wafer Check Valve

ASME Class 125 (Cast Iron valves only)

Nominal
Pipe Size		 A B C D Approx.
Weight (kg)
50 105 54 52 – 1.8
65 124 54 63 – 2.7
80 137 57 78 16 3.2
100 175 64 102 25 5.4
125 197 70 127 33 6.8
150 222 76 154 35 9
200 279 95 203 54 18
250 340 108 254 70 29
300 410 143 303 83 50
350 451 184 318 83 83
400 514 191 381 113 116
450 549 203 429 137 143
500 606 213 478 160 172
600 718 222 575 210 261
750 883 305 743 229 486
900 1048 368 889 303 890
1050 1219 432 1041 381 1270
1200 1384 524 1194 425 1778
1350 1549 540 1308 502 2800
1500 1715 660 1422 – 3538
1650 1886 787 1657 – 5443
1800 2051 914 1727 – 6350
1950 2133 991 1880 – 7800
2100 2280 1067 2032 – 9300
2200 2388 1118 2134 – 10500
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