Invent

Blind Flange 2500 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″ 21.3 133.4 30.2 35.1 4 22.4 88.9 2.99
3/4″ 26.7 139.7 31.8 42.9 4 22.4 95.3 3.50
1″ 33.4 158.8 35.1 50.8 4 25.4 108.0 4.96
1-1/4″ 42.2 184.2 38.1 63.5 4 28.4 130.0 7.35
1-1/2″ 48.3 203.2 44.5 73.2 4 31.8 146.1 10.4
2″ 60.3 235.0 50.8 91.9 8 28.4 171.5 15.6
2-1/2″ 73.0 266.7 57.2 104.6 8 31.8 196.9 22.6
3″ 88.9 304.8 66.5 127 8 35.1 228.6 34.8
4″ 114.3 355.6 76.2 157.2 8 41.1 273.1 53.9
5″ 141.3 419.1 91.9 185.7 8 47.8 323.9 90.8
6″ 168.3 482.6 108.0 215.9 8 53.8 368.3 141
8″ 219.1 552.5 127.0 269.7 12 53.8 438.2 214
10″ 273 673.1 165.1 323.9 12 66.5 539.8 411
12″ 323.8 762.0 184.2 381.0 12 73.2 619.3 592

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