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Steel Pipe, Schedule 40, 80 and standard, weled and seamless steel pipe
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Steel Pipe, Schedule 40, 80 and standard, weled and seamless steel pipe.
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Welded and Seamless Steel Pipe Chart 2 - Sizes 8 inch OD - 18 inch OD

Sizes 20 through 34 NPS
Sizes 8 through 18 NPS Sizes 36 through 144 NPS
Saginaw Pipe
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Welded and seamless steel pipe


8 to 18 NPS
Dimensions and weights
section modulus and gallons
capacity per linear foot
Size NPS Pipe O.D. Wall Thickness Pipe I.D. Weight per Foot Standard to XXHY Schedule
Pipe #
Section Modulus Gallon Capacity Per Linear Foot
8 8.625 0.188 8.250 16.96     10.287 2.7769
    0.203 8.219 18.28     11.049 2.7561
    0.219 8.187 19.68     11.841 2.7350
    0.237 8.151 21.25     12.796 2.7094
    0.250 8.125 22.38   20 13.385 2.6934
    0.277 8.071 24.72   30 14.690 2.6577
    0.312 8.001 27.73     16.368 2.6112
    0.322 7.981 28.58 STD. 40 16.809 2.5988
    0.344 7.937 30.45     17.808 2.5706
    0.375 7.875 33.07     19.214 2.5302
    0.406 7.813 35.67   60 20.587 2.4902
    0.438 7.749 38.33     21.928 2.4505
    0.500 7.625 43.43 XHY 80 24.514 2.3721
    0.562 7.501 48.44     26.963 2.2956
    0.594 7.437 51.00   100 28.177 2.2425
    0.625 7.375 53.45     29.324 2.2191
    0.719 7.187 60.77   120 32.630 2.1074
    0.812 7.001 67.82   140 35.654 1.9998
    0.875 6.875 72.49 XXHY   37.562 1.9284
    0.906 6.813 74.76   160 38.476 1.8938
10 10.750 0.188 10.374 21.23     16.193 4.3909
    0.203 10.374 22.89     17.407 4.3655
    0.219 10.312 24.65     18.675 4.3390
    0.237 10.276 26.64     20.209 4.3066
    0.250 10.250 28.06   20 21.156 4.2865
    0.279 10.192 31.23     23.418 4.2382
    0.307 10.136 34.27   30 25.566 4.1917
    0.344 10.062 38.27     28.332 4.1311
    0.365 10.020 40.52 STD. 40 29.904 4.0963
    0.375 10.000 41.59     30.637 4.0800
    0.438 9.874 48.28     35.118 3.9786
    0.500 9.750 54.79 XHY 60 39.433 3.8785
    0.562 9.626 62.21     43.584 3.7797
    0.594 9.562 64.49   80 45.628 3.7304
    0.625 9.500 67.65     47.577 3.6822
    0.719 9.312 77.10   100 53.307 3.5379
    0.812 9.126 86.26     58.633 3.3980
    0.844 9.062 89.38   120 63.391 3.3505
    1.000 8.750 104.23 XXHY 140 68.429 3.1237
    1.125 8.500 115.75   160 74.309 2.9378
12 12.750 0.188 12.374 25.25     22.968 6.2471
    0.203 12.374 27.23     24.706 6.2169
    0.219 12.312 29.34     26.524 6.1852
    0.237 12.276 31.70     28.727 6.1465
    0.250 12.250 33.41   20 30.090 6.1225
    0.281 12.188 37.46     33.602 6.0602
    0.312 12.126 41.48     37.060 5.9982
    0.330 12.090 43.81   30 38.973 5.9636
    0.344 12.062 45.62     40.465 5.9365
    0.375 12.000 49.61 STD.   43.817 5.8752
    0.406 11.938 53.57   40 47.104 5.8146
    0.438 11.874 57.65 XHY   50.367 5.7534
    0.500 11.750 65.48     56.713 5.6329
    0.562 11.626 73.22   60 62.828 5.5147
    0.625 11.500 81.01     68.811 5.3958
    0.688 11.374 88.71   80 74.636 5.2782
    0.750 11.250 96.21     80.145 5.1637
    0.844 11.062 107.42   100 88.209 4.9926
    1.000 10.750 125.61 XXHY 120 100.650 4.7149
    1.125 10.500 139.81   140 109.919 4.4982
    1.312 10.126 160.42   160 122.561 4.1835
14 14.000 0.250 13.500 36.75   10 36.471 7.4358
    0.281 13.438 41.21     40.755 7.3671
    0.312 13.376 45.65   20 44.979 7.2987
    0.344 13.312 50.22     49.144 7.2307
    0.375 13.250 54.62 STD. 30 53.251 7.1629
    0.406 13.188 59.00     57.301 7.0955
    0.438 13.124 63.50   40 61.356 7.0274
    0.459 13.082 66.44     64.023 6.9824
    0.500 13.000 72.16 XHY   69.108 6.8952
    0.562 12.876 80.73     76.701 6.7632
    0.594 12.812 85.13   60 80.466 6.6972
    0.625 12.750 89.36     84.076 6.6325
    0.688 12.624 97.91     91.317 6.5021
    0.750 12.500 106.23   80 98.188 6.3750
    0.812 12.376 114.48     104.909 6.2491
    0.938 12.124 130.98   100 117.907 5.9972
    1.094 11.812 150.93   120 132.916 5.6925
    1.250 11.500 170.37   14O 146.781 5.3958
    1.406 11.188 189.29   160 159.562 5.1070
16 16.000 0.188 15.624 31.78     36.498 9.9696
    0.203 15.594 34.28     39.298 9.9214
    0.219 15.562 36.95     42.268 9.8807
    0.237 15.526 39.94     45.759 9.8326
    0.250 15.500 42.09   10 47.958 9.8022
    0.281 15.438 47.22     53.636 9.7233
    0.312 15.376 52.32   20 59.245 9.6447
    0.344 15.312 57.57     64.787 9.5665
    0.375 15.250 62.64 STD. 30 70.261 9.4885
    0.406 15.188 67.68     75.668 9.4109
    0.438 15.124 72.86     81.008 9.3336
    0.469 15.062 77.87     86.283 9.2566
    0.500 15.000 82.85 XHY 40 91.493 9.1800
    0.562 14.876 92.75     101.720 9.0276
    0.625 14.750 102.72     111.690 8.8765
    0.656 14.688 107.60   60 116.572 8.8021
    0.688 14.624 112.62     121.519 8.7255
    0.750 14.500 122.27     130.880 8.5782
    0.812 14.376 131.84   80 140.081 8.4321
    1.031 13.938 164.98   100 170.598 7.9261
    1.219 13.562 192.61   120 194.599 7.5042
    1.438 13.124 223.85   140 220.150 7.0274
    1.594 12.812 245.48   160 236.857 6.6972
18 18.000 0.219 17.562 41.63     53.741 12.583
    0.237 17.526 45.00     57.983 12.532
    0.250 17.500 47.44     61.015 12.495
    0.281 17.438 53.23     68.284 12.406
    0.312 17.376 58.99   20 75.475 12.317
    0.344 17.312 64.93     82.589 12.229
    0.375 17.250 70.65 STD.   89.626 12.141
    0.406 17.188 76.36     96.587 12.053
    0.438 17.124 82.23   30 103.470 11.965
    0.469 17.062 87.89     110.280 11.878
    0.500 17.000 93.54 XHY   117.020 11.791
    0.562 16.876 104.76   40 130.270 11.618
    0.625 16.750 116.09     143.230 11.447
    0.688 16.624 127.32   60 156.044 11.275
    0.750 16.500 138.30     168.290 11.108
    0.812 16.376 149.20     180.356 10.941
    0.938 16.124 171.08   80 203.955 10.607
    1.156 15.688 208.15   100 242.250 10.041
    1.275 15.250 227.96   120 277.636 9.489
    1.562 14.876 274.48   140 305.535 9.029
    1.781 14.438 308.79   160 335.638 8.505

Sizes 20 through 34 NPS
Sizes 8 through 18 NPS Sizes 36 through 144 NPS

Steel Pipe ◊ Square & Rectangular Tubing ◊ Wide Flange Beams ◊ Beams ◊ Jr. Beams ◊ Channels ◊ Jr. Channels
Bar Size Channel ◊ Angle ◊ Plate ◊ Floor Plate ◊ Um Plate ◊ Strips ◊ Rounds ◊ Squares
◊ Squares

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