Dimensions of Class 900 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

Nominal
Pipe Size		 A B C D Approx.
Weight (kg)
50 143 70 43 – 6
65 165 83 54 2 7
80 168 83 67 8 11
100 206 102 87 14 18
125 248 – 110 – –
150 289 159 132 27 52
200 359 206 173 36 104
250 435 241 216 46 176
300 498 292 257 59 245
350 521 356 292 51 420
400 575 384 325 67 523
950 638 451 367 65 598
500 699 451 456 135 647
600 838 495 546 143 1238
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