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AWWA C207: 2018 RING FLANGES

Dimensions for Table B,D

OUR BS10 FLANGE LIVE UPTO REQUIRED STANDARDS OF PERFECTION IN QUALITY AND ENDURANCE .

DIMENSIONS FOR TABLE B

 
 
NOM SIZE THICKNESS DRILLING
OD SLIP-ON BLIND BORE BOLT CIRCLE HOLE DIA NO. HOLES
D T T B P
4 9 0.625 0.625 4.57 7.5 0.75 8
5 10 0.625 0.625 5.66 8.5 0.875 8
6 11 0.688 0.688 6.72 9.5 0.875 8
8 13.5 0.688 0.688 8.72 11.75 0.875 8
10 16 0.688 0.688 10.88 14.25 1 12
12 19 0.688 0.719 12.88 17 1 12
14 21 0.688 0.791 14.19 18.75 1.125 12
16 23.5 0.688 0.892 16.19 21.25 1.125 16
18 25 0.688 0.95 18.19 22.75 1.25 16
20 27.5 0.688 1.04 20.19 25 1.25 20
22 29.5 0.75 1.132 22.19 27.25 1.375 20
24 32 0.75 1.216 24.19 29.5 1.375 20
26 34.25 0.812 1.307 26.19 31.75 1.375 24
28 36.5 0.875 1.398 28.19 34 1.375 28
30 38.75 0.875 1.477 30.19 36 1.375 28
32 41.75 0.936 1.581 32.19 38.5 1.625 28
34 43.75 0.938 1.661 34.19 40.5 1.625 32
36 46 1 1.751 36.19 42.75 1.625 32
38 48.75 1 1.853 38.19 45.25 1.625 32
40 50.75 1 1.933 40.19 47.25 1.625 36
42 53 1.125 2.023 42.19 49.5 1.625 36
44 55.25 1.125 2.114 44.19 51.75 1.625 40
46 57.25 1.125 2.194 46.19 53.75 1.625 40
48 59.5 1.25 2.285 48.19 56 1.625 44
50 61.75 1.25 2.377 50.19 58.25 1.875 44
52 64 1.25 2.468 52.19 60.5 1.875 44
54 66.25 1.375 2.559 54.19 62.75 1.875 44
60 73 1.5 2.82 60.19 69.25 1.875 52
66 80 1.625 3.092 66.19 76 1.875 52
72 86.5 1.75 3.353 72.19 82.5 1.875 60

DIMENSIONS FOR TABLE D

 
 
NOM SIZE THICKNESS DRILLING
OD SLIP-ON BLIND BORE BOLT CIRCLE HOLE DIA NO. HOLES
D T T B P
4 9 0.625 0.625 4.57 7.5 0.75 8
5 10 0.625 0.65 5.66 8.5 0.875 8
6 11 0.688 0.693 6.72 9.5 0.875 8
8 13.5 0.688 0.812 8.72 11.75 0.875 8
10 16 0.688 0.953 10.88 14.25 1 12
12 19 0.812 1.117 12.88 17 1 12
14 21 0.938 1.133 14.19 18.75 1.125 12
16 23.5 1 1.265 16.19 21.25 1.125 16
18 25 1.062 1.331 18.19 22.75 1.25 16
20 27.5 1.125 1.448 20.19 25 1.25 20
22 29.5 1.188 1.568 22.19 27.25 1.375 20
24 32 1.25 1.661 24.19 29.5 1.375 20
26 34.25 1.312 1.786 26.19 31.75 1.375 24
28 36.5 1.312 1.906 28.19 34 1.375 28
30 38.75 1.375 2.008 30.19 36 1.375 28
32 41.75 1.5 2.15 32.19 38.5 1.625 28
34 43.75 1.5 2.252 34.19 40.5 1.625 32
36 46 1.625 2.37 36.19 42.75 1.625 32
38 48.75 1.625 2.506 38.19 45.25 1.625 32
40 50.75 1.625 2.609 40.19 47.25 1.625 36
42 53 1.75 2.729 42.19 49.5 1.625 36
44 55.25 1.75 2.849 44.19 51.75 1.625 40
46 57.25 1.75 2.952 46.19 53.75 1.625 40
48 59.5 1.875 3.072 48.19 56 1.625 44
50 61.75 2 3.196 50.19 58.25 1.875 44
52 64 2 3.315 52.19 60.5 1.875 44
54 66.25 2.125 3.435 54.19 62.75 1.875 44
60 73 2.25 3.779 60.19 69.25 1.875 52
66 80 2.5 4.136 66.19 76 1.875 52
72 86.5 2.625 4.48 72.19 82.5 1.875 60

DIMENSIONS FOR TABLE F

 
 
Nominal Bore of Pipe Approx. Outside Diameter of Steel Pipe Diameter of Flange Bolt Circle Diameter Bolt Holes Diameter of Bolts Thickness
D P T
Inch. Inch. MM Inch. MM Inch. MM NOS Inch. MM Inch. MM
1/2 27/32 21.43 3 3/4 95.25 2 5/8 66.68 4 1/2 12.70 3/8 9.53
3/4 1 1/16 26.99 4 101.60 2 7/8 73.03 4 1/2 12.70 3/8 9.53
1 1 11/32 34.13 4 3/4 120.65 3 4/9 87.31 4 5/8 15.88 3/8 9.53
1 1/4 1 11/16 42.86 5 1/4 133.35 3 7/8 98.43 4 5/8 15.88 1/2 12.70
1 1/2 1 29/32 48.42 5 1/2 139.70 4 1/8 104.78 4 5/8 15.88 1/2 12.70
2 2 3/8 60.33 6 1/2 165.10 5 127.00 4 5/8 15.88 5/8 15.88
2 1/2 3 76.20 7 1/4 184.15 5 3/4 146.05 8 5/8 15.88 5/8 15.88
3 3 1/2 88.90 8 203.20 6 1/2 165.10 8 5/8 15.88 5/8 15.88
4 4 1/2 114.30 9 228.60 7 1/2 190.50 8 5/8 15.88 3/4 19.05
5 5 1/2 139.70 11 279.40 9 1/4 234.95 8 3/4 19.05 7/8 22.23
6 6 1/2 165.10 12 304.80 10 1/4 260.35 12 3/4 19.05 7/8 22.23
6 5/8 168.28
8 8 5/8 219.08 14 1/2 368.30 12 3/4 323.85 12 3/4 19.05 1 25.40
10 10 3/4 273.05 17 431.80 15 381.00 12 7/8 22.23 1 1/8 28.58
12 12 3/4 323.85 19 1/4 488.95 17 1/4 438.15 16 7/8 22.23 1 1/4 31.75
14 14 355.60 21 3/4 552.45 19 1/2 495.30 16 1 25.40 1 3/8 34.93
16 16 406.40 24 609.60 21 3/4 552.45 20 1 25.40 1 5/8 41.28
18 18 457.20 26 1/2 673.10 24 609.60 20 1 1/8 28.58 1 3/4 44.45
20 20 508.00 29 736.60 26 1/2 673.10 24 1 1/8 28.58 2 50.80
24 24 609.60 33 1/2 850.90 30 3/4 781.05 24 1 1/4 31.75 2 1/4 57.15

DIMENSIONS FOR TABLE H

 
 
Nominal Bore of Pipe Approx. Outside Diameter of Steel Pipe Diameter of Flange Bolt Circle Diameter Bolt Holes Diameter of Bolts Thickness
D P T
Inch. Inch. MM Inch. MM Inch. MM NOS Inch. MM Inch. MM
1/2 27/32 21.43 4 1/2 114.30 3 1/4 82.55 4 5/8 15.88 1/2 12.70
3/4 1 1/16 26.99 4 1/2 114.30 3 1/4 82.55 4 5/8 15.88 1/2 12.70
1 1 1/16 34.13 4 3/4 120.65 3 4/9 87.31 4 5/8 15.88 9/16 14.29
1 1/4 1 1/16 42.86 5 1/4 133.35 3 7/8 98.43 4 5/8 15.88 11/16 17.46
1 1/2 1 1/16 48.42 5 1/4 139.70 4 1/8 104.78 4 5/8 15.88 11/16 17.46
2 1 1/16 60.33 6 1/2 165.10 5 127.00 4 5/8 15.88 3/4 19.05
2 1/2 3 76.20 7 1/4 184.15 5 3/4 146.05 8 5/8 15.88 3/4 19.05
3 3 1/2 88.90 8 203.20 6 1/2 165.10 8 5/8 15.88 7/8 22.23
4 3 1/2 114.30 9 228.60 7 1/2 190.50 8 5/8 15.88 1 25.40
5 3 1/2 139.70 11 279.40 9 1/4 234.95 8 3/4 19.05 1 1/8 28.58
6 3 1/2 165.10 12 304.80 10.25 260.35 12 3/4 19.05 1 1/8 28.58
3 1/2 168.28
8 3 1/2 219.08 14 1/2 368.30 12 3/4 323.85 12 3/4 19.05 1 1/4 31.75
10 3 1/2 273.05 17 431.80 15 381.00 12 7/8 22.23 1 1/4 34.93
12 12 3/4 323.85 19 1/4 488.95 17 1/4 438.15 16 7/8 22.23 1 1/4 41.28
14 14 355.60 21 3/4 552.45 19 1/2 495.30 16 1 25.40 1 1/4 47.63
16 16 406.40 24 609.60 21 3/4 552.45 20 1 25.40 1 1/4 53.98
18 18 457.20 26 1/2 673.10 24 609.60 20 1 1/8 28.58 1 1/4 60.33
20 20 508.00 29 736.60 26 1/2 673.10 24 1 1/8 28.58 1 1/4 66.68
24 24 609.60 33 1/2 850.90 30 3/4 781.10 24 1 1/4 31.75 3 76.20

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