Plate Flanges – Dimensions

AS 2129
TABLE D LENGTH THROUGH HUB DRILLING DATA
NOMINAL PIPE SIZE FLANGE OUTSIDE DIAMETER THICKNESS OF
FLANGE
(Refer Note.1)
BOSSED SOW WELD NECK PITCH CIRCLE DIAMETER BOLT HOLE DIAMETER NUMBER OF
BOLT HOLES
MM INCH OD T L L1 PCD H #
15 1/2 95 5 15 27 67 14 4
20 3/4 100 5 16 27 73 14 4
25 1 115 5 16 27 83 14 4
32 1 1/4 120 6 17 31 87 14 4
40 1 1/2 135 6 19 35 98 14 4
50 2 150 8 21 37 114 18 4
65 2 1/2 165 8 24 40 127 18 4
80 3 185 10 26 45 146 18 4
90 3 1/2 205 10 27 45 165 18 4
100 4 215 10 29 51 178 18 4
125 5 255 13 32 57 210 18 8
150 6 280 13 32 61 235 18 8
200 8 335 13 35 64 292 18 8
250 10 405 16 43 80 356 22 8
300 12 455 19 48 89 406 22 12
350 14 525 22   95 470 26 12
400 16 580 22     521 26 12
450 18 640 25     584 26 12
500 20 705 29     641 26 16
550 22 760 29     699 30 16
600 24 825 32     756 30 16
700 28 910 35     845 30 20
750 30 995 41     927 33 20
800 32 1060 41     984 36 20
850 34 1090 44     1016 36 20
900 36 1175 48     1092 36 24
1000 40 1255 51     1175 36 24
1050 42 1335 54     1251 36 28
1200 48 1490 60     1410 36 32

NOTES: 

(1) Plate Flanges less than 12mm thickness may suffer unacceptable distortion after welding.
(2) Bore sizes to suit ASME B 36.10 pipe unless otherwise specified.
(3) Flanges are generally supplied flat faced.
(4) All dimensions are in millimetres (mm)

TABLE E LENGTH THROUGH HUB DRILLING DATA
NOMINAL PIPE SIZE FLANGE OUTSIDE DIAMETER THICKNESS OF FLANGE
(Refer Note.1)
BOSSED SOW WELD NECK PITCH CIRCLE DIAMETER BOLT HOLE DIAMETER NUMBER OF BOLT HOLES
MM INCH OD T L L1 PCD H #
15 1/2 95 6 16 28 67 14 4
20 3/4 100 6 17 28 73 14 4
25 1 115 7 18 29 83 14 4
32 1 1/4 120 8 19 33 87 14 4
40 1 1/2 135 9 22 38 98 14 4
50 2 150 10 23 39 114 18 4
65 2 1/2 165 10 26 42 127 18 4
80 3 185 11 27 46 146 18 4
90 3 1/2 205 12 29 47 165 18 8
100 4 215 13 32 54 178 18 8
125 5 255 14 33 58 210 18 8
150 6 280 17 36 65 235 22 8
200 8 335 19 41 70 292 22 8
250 10 405 22 49 86 356 22 12
300 12 455 25 54 95 406 26 12
350 14 525 29   102 470 26 12
400 16 580 32     521 26 12
450 18 640 35     584 26 16
500 20 705 38     641 26 16
550 22 760 44     699 30 16
600 24 825 48     756 33 16
700 28 910 51     845 33 20
750 30 995 54     927 36 20
800 32 1060 54     984 36 20
850 34 1090 57     1016 36 20
900 36 1175 64     1092 36 24
1000 40 1255 67     1175 39 24
1050 42 1335 70     1251 39 28
1200 48 1490 79     1410 39 32

NOTES: 

(1) Plate Flanges less than 12mm thickness may suffer unacceptable distortion after welding.
(2) Bore sizes to suit ASME B 36.10 pipe unless otherwise specified.
(3) Flanges are generally supplied flat faced.
(4) All dimensions are in millimetres (mm)

TABLE F LENGTH THROUGH HUB DRILLING DATA
NOMINAL PIPE SIZE FLANGE OUTSIDE DIAMETER THICKNESS OF
FLANGE
(Refer Note.1)
BOSSED SOW WELD NECK PITCH CIRCLE DIAMETER BOLT HOLE DIAMETER NUMBER OF BOLT HOLES
MM INCH OD T L L1 PCD H #
15 1/2 95 10 20 32 67 14 4
20 3/4 100 10 21 32 73 14 4
25 1 120 10 21 39 87 18 4
32 1 1/4 135 13 24 48 98 18 4
40 1 1/2 140 13 26 48 105 18 4
50 2 165 16 29 51 127 18 4
65 2 1/2 185 16 32 54 146 18 8
80 3 205 16 32 60 165 18 8
90 3 1/2 215 19 36 63 178 18 8
100 4 230 19 38 70 191 18 8
125 5 280 22 41 79 235 22 8
150 6 305 22 41 79 260 22 12
200 8 370 25 47 92 324 22 12
250 10 430 29 56 102 381 26 12
300 12 490 32 61 111 438 26 16
350 14 550 35     495 30 16
400 16 610 41     552 30 20
450 18 675 44     610 33 20
500 20 735 51     673 33 24
550 22 785 54     724 33 24
600 24 850 57     781 36 24
700 28 935 60     857 36 24
750 30 1015 67     940 36 28
800 32 1060 68     984 36 28
850 34 1090 70     1016 36 32
900 36 1185 76     1105 39 32
1000 40 1275 83     1194 39 36
1050 42 1355 86     1270 39 36
1200 48 1530 95     1441 42 40

NOTES: 

(1) Plate Flanges less than 12mm thickness may suffer unacceptable distortion after welding.
(2) Bore sizes to suit ASME B 36.10 pipe unless otherwise specified.
(3) Flanges are generally supplied flat faced.
(4) All dimensions are in millimetres (mm)

TABLE H LENGTH THROUGH HUB DRILLING DATA
NOMINAL PIPE SIZE FLANGE OUTSIDE DIAMETER THICKNESS OF
FLANGE
BOSSED SOW WELD NECK PITCH CIRCLE DIAMETER BOLT HOLE DIAMETER NUMBER OF BOLT HOLES
MM INCH OD T L L1 PCD H #
15 1/2 115 13 23 42 83 18 4
20 3/4 115 13 24 42 83 18 4
25 1 120 14 25 43 87 18 4
32 1 1/4 135 17 28 52 98 18 4
40 1 1/2 140 17 30 52 105 18 4
50 2 165 19 32 54 127 18 4
65 2 1/2 185 19 35 57 146 18 8
80 3 205 22 38 66 165 18 8
90 3 1/2 215 22 39 66 178 18 8
100 4 230 25 44 76 191 18 8
125 5 280 29 48 86 235 22 8
150 6 305 29 48 86 260 22 12
200 8 370 32 54 99 324 22 12
250 10 430 35 62 108 381 26 12
300 12 490 41 70 120 438 26 16
350 14 550 48     495 30 16
400 16 610 54     552 30 20
450 18 675 60     610 33 20
500 20 735 67     673 33 24
550 22 785 70     724 33 24
600 24 850 76     781 36 24

NOTES: 

(1) Plate Flanges less than 12mm thickness may suffer unacceptable distortion after welding.
(2) Bore sizes to suit ASME B 36.10 pipe unless otherwise specified.
(3) Flanges are generally supplied flat faced.
(4) All dimensions are in millimetres (mm)