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Valves Guide

Weights of Check Valves

Other Valve weights
Check
Pressure Class 150
Size IN 2 2.5 3 4 5 6
DN 50 65 80 100 130 150
RF lb 42 53 62 107 140 176
kg 19 24 28 48 63 79
BW lb 33 44 51 93 113 149
kg 15 20 23 42 51 67
Size IN 8 10 12 14 16 -
DN 200 250 300 350 400 -
RF lb 289 444 667 1002 1236 -
kg 130 200 300 451 556 -
BW lb 262 360 524 716 1042 -
kg 118 162 236 322 469 -
Pressure Class 300
Size IN 2 2.5 3 4 5 6 8 10 12
DN 50 65 80 100 130 150 200 250 300
RF lb 69 87 100 151 200 302 489 700 998
kg 31 39 45 68 90 136 220 315 449
BW lb 58 69 82 113 149 244 387 451 853
kg 26 31 37 51 67 110 174 203 384
Pressure Class 600
Size IN 2 2.5 3 4 5 6 8 10 12
DN 50 65 80 100 130 150 200 250 300
RF lb 71 93 133 244 358 491 769 1396 1769
kg 32 42 60 110 161 221 346 628 796
BW lb 53 73 109 182 282 404 647 1107 1536
kg 24 33 49 82 127 182 291 498 691

NB! Use tables as a guidance only! Weights may vary from different manufactures.

Note(s):
RF = Raised Face (flanged)
BW = Butt Weld (ends)
GO = Gear Operator

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