All dimensions are in "mm" unless noted otherwise.
Dimensions and weights are taken from Crane Energy Catalogue.
Lug valves are furnished with thru-hole bolting in accordance with 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 Lug Check Valve

Nominal Pipe
Size (NPS)
A B C Approx
Weight (kg)
50 165 60 49 8
65 191 67 60 10
80 210 73 74 14
100 273 79 97 27
150 356 136 146 83
200 419 165 194 134
250 508 213 243 245

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