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D/E Flanges View All Flanges

Dimensions in acc. with BS10:62

Table D
(Max hydraulic test pressure of 150 lbf/in²)
N.B. O.D. Thick-
ness
P.C.D. No Of
Bolts
Dia of Bolts
in. in. in. in. in. in.
1/2 3 3/4 3/16 2 5/8 4 1/2
3/4 4 3/16 2 7/8 4 1/2
1 4 1/2 3/16 3 1/4 4 1/2
1 1/4 4 3/4 1/4 3 7/16 4 1/2
1 1/2 5 1/4 1/4 3 7/8 4 1/2
2 6 5/16 4 1/2 4 5/8
2 1/2 6 1/2 5/16 5 4 5/8
3 7 1/4 3/8 5 3/4 4 5/8
3 1/2 8 3/8 6 1/2 4 5/8
4 8 1/2 3/8 7 4 5/8
5 10 1/2 8 1/4 8 5/8
6 11 1/2 9 1/4 8 5/8
7 12 1/2 10 1/4 8 5/8
8 13 1/4 1/2 11 1/2 8 5/8
9 14 1/4 5/8 12 3/4 8 5/8
10 16 5/8 14 8 3/4
12 18 3/4 16 12 3/4
13 19 1/4 3/4 17 1/4 12 3/4
14 20 3/4 7/8 18 1/2 12 7/8
15 21 3/4 7/8 19 1/2 12 7/8
16 22 3/4 7/8 20 1/2 12 7/8
17 24 1 21 3/4 12 7/8
18 25 1/4 1 23 12 7/8
19 26 1/2 1 24 12 7/8
20 27 3/4 1 1/8 25 1/4 16 7/8
21 29 1 1/8 26 1/2 16 7/8
22 30 1 1/8 27 1/2 16 1
23 31 1 1/8 28 1/2 16 1
24 32 1/2 1 1/4 29 3/4 16 1
Table E
(Max hydraulic test pressure of 300 lbf/in²)
N.B. O.D. Thick-
ness
P.C.D. No Of
Bolts
Dia of Bolts
in. in. in. in. in. in.
1/2 3 3/4 1/4 2 5/8 4 1/2
3/4 4 1/4 2 7/8 4 1/2
1 4 1/2 9/32 3 1/4 4 1/2
1 1/4 4 3/4 5/16 3 7/16 4 1/2
1 1/2 5 1/4 11/32 3 7/8 4 1/2
2 6 3/8 4 1/2 4 5/8
2 1/2 6 1/2 13/32 5 4 5/8
3 7 1/4 7/16 5 3/4 4 5/8
3 1/2 8 15/32 6 1/2 4 5/8
4 8 1/2 1/2 7 4 5/8
5 10 9/16 8 1/4 8 5/8
6 11 11/16 9 1/4 8 3/4
7 12 3/4 10 1/4 8 3/4
8 13 1/4 3/4 11 1/2 8 3/4
9 14 1/4 13/16 12 3/4 8 3/4
10 16 7/8 14 8 3/4
12 18 1 16 12 7/8
13 19 1/4 1 17 1/4 12 7/8
14 20 3/4 1 1/8 18 1/2 12 7/8
15 21 3/4 1 1/4 19 1/2 12 7/8
16 22 3/4 1 1/4 20 1/2 12 7/8
17 24 1 3/8 21 3/4 12 7/8
18 25 1/4 1 3/8 23 12 7/8
19 26 1/2 1 1/2 24 12 7/8
20 27 3/4 1 1/2 25 1/4 16 7/8
21 29 1 5/8 26 1/2 16 1
22 30 1 3/4 27 1/2 16 1
23 31 1 3/4 28 1/2 16 1
24 32 1/2 1 7/8 29 3/4 16 1 1/8
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