Flange Dimension

ANSI 600#

Technical Data
Normal Diameter of Pipe Dimension of Bolt
A C D H No.
Mm inch
15 1/2″ 66.5 95.3 15.7 4
20 3/4″ 82.6 117.3 19.1 4
25 1″ 88.9 124 19.1 4
32 1-1/4″ 98.6 133.4 19.1 4
40 1-1/2″ 114.3 155.4 22.4 4
50 2″ 127 165.1 19.1 8
65 2-1/2″ 149.4 190.5 22.4 8
80 3″ 186.1 209.6 22.4 8
100 4″ 215.9 273.1 22.4 8
125 5″ 266.7 330.2 22.4 8
150 6″ 292.1 355.6 22.4 12
200 8″ 349.3 419.1 31.8 12
250 10″ 431.8 508 35.1 16
300 12″ 489 558.8 35.1 20
350 14″ 527.1 603.3 38.1 20
400 16″ 603.3 685.8 41.1 20
450 18″ 654.1 743 44.5 20
500 20″ 723.9 812.8 44.5 24
600 24″ 838.2 934.8 50.8 24