Flanges Standard Dimension
pipe
size |
Outside
dia. of flange |
Minimum
thickness of flange |
Overall Length
|
Bolt
Circle |
No. and
Size of Holes |
O.D. of
raised face |
|||
Welding
neck |
Slip-on
& socket welding |
Lap Joint
|
|||||||
O
|
Q
|
Y
|
Diam.
|
No.
|
dia.
|
R
|
|||
1/2
|
89
|
11.2
|
47.6
|
15.9
|
15.9
|
60.5
|
4
|
15
|
35
|
3/4
|
117
|
15.9
|
57.2
|
25.4
|
25.4
|
82.5
|
4
|
15
|
43
|
1
|
108
|
14.3
|
55.6
|
17.5
|
17.5
|
79.5
|
4
|
15
|
51
|
1.1/4
|
117
|
15.9
|
57.2
|
20.6
|
20.6
|
89.0
|
4
|
15
|
64
|
1.1/2
|
127
|
17.5
|
61.9
|
22.2
|
22.2
|
98.5
|
4
|
15
|
73
|
2
|
152
|
19.1
|
63.5
|
25.4
|
25.4
|
120.5
|
4
|
19
|
92
|
2.1/2
|
178
|
22.3
|
69.8
|
28.6
|
28.6
|
139.5
|
4
|
19
|
105
|
3
|
190
|
23.9
|
69.8
|
30.2
|
30.2
|
152.5
|
4
|
19
|
127
|
3.1/2
|
216
|
23.9
|
71.4
|
31.8
|
31.8
|
178.0
|
8
|
19
|
140
|
4
|
229
|
23.9
|
86.2
|
33.3
|
33.3
|
190.5
|
8
|
19
|
157
|
5
|
254
|
23.9
|
88.9
|
36.5
|
36.5
|
216.0
|
8
|
22
|
186
|
6
|
279
|
25.4
|
88.9
|
39.7
|
39.7
|
241.5
|
8
|
22
|
216
|
8
|
343
|
28.6
|
101.6
|
44.4
|
44.4
|
298.5
|
8
|
22
|
270
|
10
|
406
|
30.2
|
101.6
|
49.2
|
49.2
|
362.0
|
12
|
25
|
324
|
12
|
483
|
31.8
|
114.3
|
55.6
|
55.6
|
432.0
|
12
|
25
|
381
|
14
|
533
|
35.0
|
127.0
|
57.2
|
79.4
|
476.0
|
12
|
29
|
413
|
16
|
597
|
36.6
|
127.0
|
63.5
|
87.3
|
539.5
|
16
|
29
|
470
|
18
|
635
|
39.7
|
139.7
|
68.3
|
96.8
|
578.0
|
16
|
32
|
533
|
20
|
698
|
42.9
|
144.5
|
73.0
|
103.2
|
635.0
|
20
|
32
|
584
|
24
|
813
|
47.7
|
152.4
|
82.6
|
111.1
|
749.5
|
20
|
35
|
692
|
Forged Flange Dimension
Pipe Size (inches) | O | Q | R | X | No. of Holes | Dia. of Bolt Holes | Bolt Circle Dia | YY | H | J | Y | B | R | YY | BB | Z |
1/2 | 88.9 | 11.2 | 35.1 | 30.2 | 4 | 15.7 | 60.5 | 47.8 | 21.3 | 15.7 | 15.7 | 22.4 | 3.0 | 15.7 | 22.9 | 9.7 |
3/4 | 98.6 | 12.7 | 42.9 | 38.1 | 4 | 15.7 | 69.9 | 52.3 | 26.7 | 20.8 | 15.7 | 27.7 | 3.0 | 15.7 | 28.2 | 11.2 |
1 | 108.0 | 14.2 | 50.8 | 49.3 | 4 | 15.7 | 79.2 | 55.6 | 33.5 | 26.7 | 17.5 | 34.5 | 3.0 | 17.5 | 35.1 | 12.7 |
1 1/4 | 117.3 | 15.7 | 63.5 | 58.7 | 4 | 15.7 | 88.9 | 57.2 | 42.2 | 35.1 | 20.6 | 43.2 | 4.8 | 20.6 | 43.7 | 14.2 |
1 1/2 | 127.0 | 17.3 | 73.2 | 65.0 | 4 | 15.7 | 98.6 | 62.0 | 48.3 | 40.9 | 22.4 | 49.5 | 6.4 | 22.4 | 50.0 | 15.7 |
2 | 152.4 | 19.1 | 91.9 | 77.7 | 4 | 19.1 | 120.7 | 63.5 | 60.5 | 52.6 | 25.4 | 62.0 | 7.9 | 25.4 | 62.5 | 17.5 |
21/2 | 177.8 | 22.4 | 104.6 | 90.4 | 4 | 19.1 | 139.7 | 69.9 | 73.2 | 62.7 | 28.4 | 74.7 | 7.9 | 28.4 | 75.4 | 19.1 |
3 | 190.5 | 23.9 | 127.0 | 108.0 | 4 | 19.1 | 152.4 | 69.9 | 88.9 | 78.0 | 30.2 | 90.7 | 9.7 | 30.2 | 91.4 | 20.6 |
31/2 | 215.9 | 23.9 | 139.7 | 122.2 | 8 | 19.1 | 177.8 | 71.4 | 101.6 | 90.2 | 31.8 | 1033.8 | 9.7 | 31.8 | 104.1 | – |
4 | 228.6 | 23.9 | 157.2 | 134.9 | 8 | 19.1 | 190.5 | 76.2 | 114.3 | 102.4 | 33.3 | 116.1 | 11.2 | 33.3 | 116.8 | – |
5 | 254.0 | 23.9 | 185.7 | 163.6 | 8 | 22.4 | 215.9 | 88.9 | 141.2 | 128.3 | 36.6 | 143.8 | 11.2 | 36.6 | 144.5 | – |
6 | 279.4 | 25.4 | 215.9 | 192.0 | 8 | 22.4 | 241.3 | 88.9 | 168.4 | 154.2 | 39.6 | 170.7 | 12.7 | 39.6 | 171.5 | – |
8 | 342.9 | 28.4 | 269.7 | 246.1 | 8 | 22.4 | 298.5 | 101.6 | 219.2 | 202.7 | 44.5 | 221.5 | 12.7 | 44.5 | 222.3 | – |
10 | 406.4 | 30.2 | 323.9 | 304.8 | 12 | 25.4 | 362.0 | 101.6 | 273.1 | 254.5 | 49.3 | 276.4 | 12.7 | 49.3 | 277.4 | – |
12 | 482.6 | 31.8 | 381.0 | 365.3 | 12 | 25.4 | 431.8 | 114.3 | 323.9 | 304.8 | 55.6 | 327.2 | 12.7 | 55.6 | 328.2 | – |
14 | 533.4 | 35.1 | 412.8 | 400.1 | 12 | 28.4 | 476.3 | 127.0 | 355.6 | To Be Specified by the Purchaser | 57.2 | 359.2 | 12.7 | 79.2 | 360.2 | – |
16 | 596.9 | 36.6 | 469.9 | 457.2 | 16 | 28.4 | 539.8 | 127.0 | 406.4 | 63.5 | 410.5 | 12.7 | 87.4 | 411.2 | – | |
18 | 635.0 | 39.6 | 533.4 | 505.0 | 16 | 31.8 | 577.9 | 139.7 | 457.2 | 68.3 | 461.8 | 12.7 | 96.8 | 462.3 | – | |
20 | 698.5 | 42.9 | 584.2 | 558.8 | 20 | 31.8 | 635.0 | 144.5 | 508.0 | 73.2 | 513.1 | 12.7 | 103.1 | 514.4 | – | |
24 | 812.8 | 47.8 | 692.2 | 663.4 | 20 | 35.1 | 749.3 | 152.4 | 609.6 | 82.6 | 616.0 | 12.7 | 111.3 | 616.0 | – |
Pipes Dimension Chart
PIPE SCHEDULES WALL THICKNESS (Inches)
|
||||||||
---|---|---|---|---|---|---|---|---|
Nominal
|
O.D. Inches
|
10s
|
10
|
40s & Std
|
40
|
80s & E.H.
|
80
|
160
|
1/8
|
.405
|
.049
|
.049
|
.068
|
.068
|
.095
|
.095
|
|
1/4
|
.540
|
.065
|
.065
|
.088
|
.088
|
.119
|
.119
|
|
3/8
|
.675
|
.065
|
.065
|
.091
|
.091
|
.126
|
.126
|
|
1/2
|
.840
|
.083
|
.083
|
.109
|
.109
|
.147
|
.147
|
.187
|
3/4
|
1.050
|
.083
|
.083
|
.113
|
.113
|
.154
|
.154
|
.218
|
1
|
1.315
|
.109
|
.109
|
.133
|
.133
|
.179
|
.179
|
.250
|
1 1/4
|
1.660
|
.109
|
.109
|
.140
|
.140
|
.191
|
.191
|
.250
|
1 1/2
|
1.900
|
.109
|
.109
|
.145
|
.145
|
.200
|
.200
|
.281
|
2
|
2.375
|
.109
|
.109
|
.154
|
.154
|
.218
|
.218
|
.343
|
2 1/2
|
2.875
|
.120
|
.120
|
.203
|
.203
|
.276
|
.276
|
.375
|
3
|
3.500
|
.120
|
.120
|
.216
|
.216
|
.300
|
.300
|
.437
|
3 1/2
|
4.000
|
.120
|
.120
|
.226
|
.226
|
.318
|
.318
|
|
4
|
4.500
|
.120
|
.120
|
.237
|
.237
|
.337
|
.337
|
.531
|
4 1/2
|
5.000
|
.247
|
.355
|
|||||
5
|
5.563
|
.134
|
.134
|
.258
|
.258
|
.375
|
.375
|
.625
|
6
|
6.625
|
.134
|
.134
|
.280
|
.280
|
.432
|
.432
|
.718
|
7
|
7.625
|
.301
|
.500
|
|||||
8
|
8.625
|
.148
|
.148
|
.322
|
.322
|
.500
|
.500
|
.906
|
9
|
9.625
|
.342
|
.500
|
|||||
10
|
10.750
|
.165
|
.165
|
.365
|
.365
|
.500
|
.593
|
1.125
|
11
|
11.750
|
.375
|
.500
|
|||||
12
|
12.750
|
.180
|
.180
|
.375
|
.406
|
.500
|
.687
|
1.312
|
14
|
14.000
|
.188
|
.250
|
.375
|
.437
|
.500
|
.750
|
1.406
|
16
|
16.000
|
.188
|
.250
|
.375
|
.500
|
.500
|
.843
|
1.593
|
18
|
18.000
|
.188
|
.250
|
.375
|
.562
|
.500
|
.937
|
1.781
|
Pipe Dimensions and Weight
PIPE O.D. IN | |||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SIZE | INCHES | 5S | 5 | 10S | 10 | 20 | 30 | 40s & STD | 40 | 60 | 80S & E.H. | 80 | 100 | 120 | 140 | 160 | DBLE. E.H. |
1/8 | .405 | .035 .1383 |
.049 .1863 |
.049 .1863 |
.068 .2447 |
.068 .2447 |
.095 .3145 |
.095 .3145 |
|||||||||
1/4 | .540 | .049 .2570 |
.065 .3297 |
.065 .3297 |
.088 .4248 |
.088 .4248 |
.119 .5351 |
.119 .5351 |
|||||||||
3/8 | .675 | .049 .3276 |
.065 .4235 |
.065 .4235 |
.091 .5676 |
.091 .5676 |
.126 .7338 |
.126 .7338 |
|||||||||
1/2 | .840 | .065 .5383 |
.065 .5383 |
.083 .6710 |
.083 .6710 |
.109 .8510 |
.109 .8510 |
.147 1.088 |
.147 1.088 |
.187 1.304 |
.294 1.714 |
||||||
3/4 | 1.050 | .065 .6838 |
.065 .6838 |
.083 .8572 |
.083 .8572 |
.113 1.131 |
.113 1.131 |
.154 1.474 |
.154 1.474 |
.218 1.937 |
.308 2.441 |
||||||
1 | 1.315 | .065 .8678 |
.065 .8678 |
.109 1.404 |
.109 1.404 |
.133 1.679 |
.133 1.679 |
.179 2.172 |
.179 2.172 |
.250 2.844 |
.358 3.659 |
||||||
1-1/4 | 1.660 | .065 1.107 |
.065 1.107 |
.109 1.806 |
.109 1.806 |
.140 2.273 |
.140 2.273 |
.191 2.997 |
.191 2.997 |
.250 3.765 |
.382 5.214 |
||||||
1-1/2 | 1.900 | .065 1.274 |
.065 1.274 |
.109 2.085 |
.109 2.085 |
.145 2.718 |
.145 2.718 |
.200 3.631 |
.200 3.631 |
.281 4.859 |
.400 6.408 |
||||||
2 | 2.375 | .065 1.604 |
.065 1.604 |
.109 2.638 |
.109 2.638 |
.154 3.653 |
.154 3.653 |
.218 5.022 |
.218 5.022 |
.343 7.444 |
.436 9.029 |
||||||
2-1/2 | 2.875 | .083 2.475 |
.083 2.475 |
.120 3.531 |
.120 3.531 |
.203 5.793 |
.203 5.793 |
.276 7.661 |
.276 7.661 |
.375 10.01 |
.552 13.70 |
||||||
3 | 3.500 | .083 3.029 |
.083 3.029 |
.120 4.332 |
.120 4.332 |
.216 7.576 |
.216 7.576 |
.300 10.25 |
.300 10.25 |
.437 14.32 |
.600 18.58 |
||||||
3-1/2 | 4.000 | .083 3.472 |
.083 3.472 |
.120 4.973 |
.120 4.973 |
.226 9.109 |
.226 9.109 |
.318 12.51 |
.318 12.51 |
.636 22.85 |
|||||||
4 | 4.500 | .083 3.915 |
.083 3.915 |
.120 5.613 |
.120 5.613 |
.237 10.79 |
.237 10.79 |
.281 12.66 |
.337 14.98 |
.337 14.98 |
.437 19.01 |
.531 22.51 |
.674 27.54 |
||||
4-1/2 | 5.000 | .247 12.53 |
.355 17.61 |
.710 32.53 |
|||||||||||||
5 | 5.563 | .109 6.349 |
.109 6.349 |
.134 7.770 |
.134 7.770 |
.258 14.62 |
.258 14.62 |
.375 20.78 |
.375 20.78 |
.500 27.04 |
.625 32.96 |
.750 38.55 |
|||||
6 | 6.625 | .109 7.585 |
.109 7.585 |
.134 9.290 |
.134 9.290 |
.280 18.97 |
.280 18.97 |
.432 28.57 |
.432 28.57 |
.562 36.39 |
.718 45.3 |
.864 53.16 |
|||||
7 | 7.625 | .301 23.57 |
.500 38.05 |
.875 63.08 |
|||||||||||||
8 | 8.625 | .109 | .109 | .148 13.40 |
.148 13.40 |
.250 22.36 |
.277 24.70 |
.322 28.55 |
.322 28.55 |
.406 35.64 |
.500 43.39 |
.500 43.39 |
.593 50.87 |
.718 60.93 |
.812 67.76 |
.906 74.69 |
.885 72.42 |
9 | 9.625 | .342 33.9 |
.500 48.72 |
||||||||||||||
10 | 10.750 | .134 15.19 |
.134 15.19 |
.165 18.65 |
.165 18.65 |
.250 28.04 |
.307 34.24 |
.365 40.48 |
.365 40.48 |
.500 54.74 |
.500 54.74 |
.593 64.33 |
.718 76.93 |
.843 89.20 |
1.000 104.1 |
1.125 115.7 |
|
11 | 11.750 | .375 45.55 |
.500 60.07 |
||||||||||||||
12 | 12.750 | .156 21.07 |
.165 22.18 |
.180 24.17 |
.180 24.17 |
.250 33.38 |
.307 34.24 |
.365 40.48 |
.365 40.48 |
.500 54.74 |
.500 54.74 |
.593 64.33 |
.718 76.93 |
.843 89.20 |
1.000 104.1 |
1.125 115.7 |
|
14 | 14.000 | .156 23.07 |
.188 27.73 |
.250 36.71 |
.312 45.38 |
.375 54.57 |
.375 54.57 |
.437 63.37 |
.593 84.91 |
.500 72.09 |
.750 106.1 |
.937 130.7 |
1.093 150.7 |
1.250 170.2 |
1.406 189.1 |
||
16 | 16.000 | .165 27.90 |
.188 31.75 |
.250 42.05 |
.312 52.36 |
.375 62.58 |
.375 62.58 |
.500 82.77 |
.656 107.5 |
.500 82.77 |
.843 136.5 |
1.031 164.8 |
1.218 192.3 |
1.427 223.5 |
1.593 245.1 |
||
18 | 18.00 | .165 31.43 |
.188 35.76 |
.250 47.39 |
.312 59.03 |
.437 82.06 |
.375 70.59 |
.562 104.2 |
.750 138.2 |
.500 93.45 |
.937 170.8 |
1.156 208.0 |
1.375 244.1 |
1.562 274.2 |
1.781 308.5 |
||
20 | 20.000 | .188 39.78 |
.218 46.05 |
.250 52.73 |
.375 78.6 |
.500 104.1 |
.375 78.6 |
.593 122.9 |
.812 166.4 |
.500 104.1 |
1.031 208.9 |
1.280 256.1 |
1.500 296.4 |
1.750 341.1 |
1.968 379.0 |
||
22 | 22.000 | .188 43.8 |
.218 50.71 |
.250 58.07 |
.375 86.61 |
.500 114.81 |
.375 86.61 |
.875 197.41 |
.500 114.81 |
1.125 250.81 |
1.375 302.88 |
1.625 353.61 |
1.875 403.0 |
2.125 451.06 |
|||
24 | 24.000 | .218 55.37 |
.250 63.41 |
.250 63.41 |
.375 94.62 |
.562 140.8 |
.375 94.62 |
.687 171.2 |
.968 238.1 |
.500 125.5 |
1.218 296.4 |
1.531 367.4 |
1.812 429.4 |
2.062 483.1 |
2.344 542.13 |
||
26 | 26.000 | .312 85.60 |
.500 136.17 |
.375 102.63 |
.500 136.17 |
||||||||||||
28 | 28.000 | .312 92.26 |
.500 146.85 |
.625 182.73 |
.375 110.64 |
||||||||||||
30 | 30.000 | .250 79.43 |
.312 98.93 |
.312 98.93 |
.500 157.53 |
.625 196.08 |
.375 118.65 |
.500 157.53 |
|||||||||
32 | 32.000 | .312 105.59 |
.500 168.21 |
.625 209.43 |
.375 126.66 |
.688 230.08 |
.500 168.21 |
||||||||||
34 | 34.000 | .312 112.25 |
.500 178.89 |
.625 222.78 |
.375 134.667 |
.688 244.77 |
|||||||||||
36 | 36.000 | .312 118.92 |
.625 236.13 |
.375 142.68 |
.750 262.35 |
.500 189.57 |