Invent

Blind Flange 300 dimensions ANSI B16.5


PIPE FLANGE RAISED FACE DRILLING TEMPLATE Approx Weight
Nominal Size OD Pipe

Outside Diameter

Thickness min

Face diameter

Number of holes

Bolt hole diameter

Diameter of bolt circle KG
D B G l k
1/2″ 21.3 95.2 14.2 35.1 4 15.7 66.5 0.64
3/4″ 26.7 117.3 15.7 42.9 4 19.1 82.6 1.11
1″ 33.4 124.0 17.5 50.8 4 19.1 88.9 1.39
1-1/4″ 42.2 133.4 19.1 63.5 4 19.1 98.6 1.79
1-1/2″ 48.3 155.4 20.6 73.2 4 22.4 114.3 2.66
2″ 60.3 165.1 22.4 91.9 8 19.1 127 3.18
2-1/2″ 73.0 190.5 25.4 104.6 8 22.4 149.4 4.85
3″ 88.9 209.6 28.4 127 8 22.4 168.1 6.81
3-1/2″ 101.6 228.6 30.2 139.7 8 22.4 184.2 8.71
4″ 114.3 254.0 31.8 157.2 8 22.4 200.2 11.5
5″ 141.3 279.4 35.1 185.7 8 22.4 235.0 15.6
6″ 168.3 317.5 36.6 215.9 12 22.4 269.7 20.9
8″ 219.1 381.0 41.1 269.7 12 25.4 330.2 34.3
10″ 273 444.5 47.8 323.9 16 28.4 387.4 53.3
12″ 323.8 520.7 50.8 381.0 16 31.8 450.9 78.8
14″ 355.6 584.2 53.8 412.8 20 31.8 514.4 105
16″ 406.4 647.7 57.2 469.9 20 35.1 571.5 137
18″ 457.2 711.2 60.5 533.4 24 35.1 628.7 175
20″ 508 774.7 63.5 584.2 24 35.1 685.8 221
24″ 609.6 914.4 69.8 692.2 24 41.1 812.8 339

 

 

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