Flanges WN - Class 150 RF ASME 16.47 Series A

Expired

All dimensions are in "mm" unless noted otherwise.

Dimensions of Class 150 RF Weld Neck Flanges Series A as per ASME B16.47.

Weld Neck Flange

Nominal
Pipe Size		 OD of
Flange
(O)		 Thickness
of Flange
(C)		 Length
thru Hub
(V)		 Dia of
Hub at base
(X)		 Dia of
Hub at end
(A)		 Dia of
Raised Face
(R)		 Dia of
Bolt Circle		 No of
Bolt
Holes		 Dia of
Bolt
Holes		 Dia of
Bolt		 Fillet
Radius
(r1)		 Approx
Weight
(kg)
26 870 68.3 120.7 676.1 660.4 749.3 806.5 24 35.1 31.8 9.7 150
28 927.1 71.4 125.5 726.9 711.2 800.1 863.6 28 35.1 31.8 11.2 171
30 984.30 74.70 136.7 781.1 762 857.3 914.4 28 35.1 31.8 11.2 200
32 1060.5 81 144.5 831.9 812.8 914.4 977.9 28 41.1 38.1 11.2 250
34 1111.3 82.6 149.4 882.7 863.6 965.2 1028.7 32 41.1 38.1 12.7 267
36 1168.4 90.4 157.2 933.5 914.4 1022.4 1085.9 32 41.1 38.1 12.7 316
38 1238.3 87.4 157.2 990.6 965.2 1073.2 1149.4 32 41.1 38.1 12.7 352
40 1289 90.4 163.6 1041.4 1016 1124 1200.2 36 41.1 38.1 12.7 379
42 1346.2 96.8 171.5 1092.2 1066.8 1193.8 1257.3 36 41.1 38.1 12.7 435
44 1403.4 101.6 177.8 114.3 1117.6 1244.6 1314.5 40 41.1 38.1 12.7 484
46 1454.2 103.1 185.7 1196.8 1168.4 1295.4 1365.3 40 41.1 38.1 12.7 518
48 1511.3 108 192 1247.6 1219.2 1358.9 1422.4 44 41.1 38.1 12.7 572
50 1568.5 111.3 203.2 1301.8 1270 1409.7 1479.6 44 47.8 44.5 12.7 616
52 1625.6 115.8 209.6 1352.6 1320.8 1460.5 1530.4 44 47.8 44.5 12.7 681
54 1682.8 120.7 215.9 1403.4 1371.6 1511.3 1593.9 44 47.8 44.5 12.7 751
56 1746.3 124 228.6 1457.5 1422.4 1574.8 1651 48 47.8 44.5 12.7 835
58 1803.4 128.5 235 1508.3 1473.2 1625.6 1708.2 48 47.8 44.5 12.7 914
60 1854.2 131.8 239.8 1559.1 1524 1676.4 1759 52 47.8 44.5 12.7 961
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