Carbon Steel Flanges – Blind PN16

Fig. TP25 DZR Test Points PN25
May 4, 2017
Carbon Steel Flanges – Weld Neck PN16
May 4, 2017

Carbon Steel Flanges – Blind PN16

Dimensions

Nominal DiameterO.D.
of Pipe
O.D.
of Flange
Diameter
Male
Pitch Circle
Diameter
Diameter of
Bolt Holes
BoltingThickness of FlangeHeight of
Flange
Diameter at
Base of Hub
WNSOHBL
(mm)(inch)(mm)No.Size(mm)
DNNPSd1Dd2KLnt1t2t3H1H2X1X2
10 3/8 17.2904160144M12 14 14 14 35 22 2830
15 1/2 21.3 95 46 65 14 4 M12 14 14 14 38 22 32 35
20 3/4 26.9 105 56 75 14 4 M12 16 16 16 402640 45
25 1 33.7 115 65 85 14 4 M12 16 16 16 40 28 46 52
32 1 1/4 42.4 140 76 100 184M16 18 18 18 42 30 56 60
40 1 1/2 48.3 150 84 110 18 4 M16 18 18 18 45 32 64 70
502 60.3 165 99 125 18 4 M16 20 20 20 48 34 74 84
65 2 1/2 76.1 185 118 145 18 4 M16 20 20 20 48 32 92 104
80 3 88.9 200 132 160 18 8 M16 2020 20 50 34 110 118
100 4 114.3 220 156 180 18 8 M16 22 22 22 52 40 130 140
125 5 139.7 250 184 210 18 8 M16 22 22 22 55 44 158 168
150 6 168.3 285 211 240 22 8 M20 24 24 24 55 44 184 195
200 8 219.1 340 266 295 22 12 M20 24 24 24 6244 234 246
250 10 273 405 319 355 26 12 M24 26 26267046 288298
300 12 323.9 460 370 410 26 12 M24 28 28 28 7853 342 350
350 14 355.6 520 429 470 26 16 M24 30 30 30 82 57 390 400
400 16 406.4 580 480 525 30 16 M27 32 32 32 8563 444 456
450 18 457 640 530 585 30 20 M27 34 34 36 87 63 490 502
500 20 508 715 582 650 33 20 M30 3434 36 90 73546559
600 24 610 840 682 770 36 20 M33 36 36 44 95 83650 658

Actual dimensions may vary
All dimensions are nominal (indicative)