Flange Requirement For UL Gate Valves

SIZE

(DN)

FLANGE DIAMETER

(mm)

PCD NO. OF HOLES FLANGE THICKNESS

(mm)

50 165 114 4 19
65 185 127 4 19
80 205 146 4 22
100 230 178 8 24
125 255 216 8 24
150 305 235 8 27
200 370 292 8 31
225 405 324 12 34
250 430 356 12 34
300 490 406 12 38
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