Stainless steel pipe sizes

Stainless Steel Pipe Sizes -Type 304 Schedule 40S

Stainless steel pipe Type Sizes (in inches) OD (in mm) Stainless steel pipe Wall Thickness (in mm) Stainless steel pipe weight (in lbs/ft) Stainless steel pipe weight (in kg/m)
304-125-405-40S 1/8 0.405 10.287 0.068 1.7272 0.245 0.36460018
304-250-540-40S 1/4 0.54 13.716 0.088 2.2352 0.425 0.6324697
304-375-675-40S 3/8 0.675 17.145 0.091 2.3114 0.568 0.845277152
304-500-840-40S 1/2 0.84 21.336 0.109 2.7686 0.851 1.266427564
304-750-1050-40S 3/4 1.05 26.67 0.113 2.8702 1.131 1.683113484
304-1000-1315-40S 1 1.315 33.401 0.133 3.3782 1.68 2.50011552
304-1250-1660-40S 1 1/4 1.66 42.164 0.140 3.556 2.274 3.384084936
304-1500-1900-40S 1 1/2 1.9 48.26 0.145 3.683 2.719 4.046317916
304-2000-2375-40S 2 2.375 60.325 0.154 3.9116 3.654 5.437751256
304-2500-2875-40S 2 1/2 2.875 73.025 0.203 5.1562 5.795 8.62391038
304-3000-3500-40S 3 3 1/2 88.90 0.216 5.4864 7.579 11.278794956
304-3500-4000-40S 3 1/2 4 101.6 0.226 5.7404 9.113 13.561638532
304-4000-4500-40S 4 4.500 114.3 0.237 6.0198 10.794 16.063242216
304-5000-5563-40S 5 5.563 141.3002 0.258 6.5532 14.623 21.761422172
304-6000-6625-40S 6 6.625 168.275 0.280 7.112 18.981 28.246840884
304-8000-8625-40S 8 8.625 219.075 0.322 8.1788 28.564 42.507916496
304-10000-10750-40S 10 10.75 273.05 0.365 9.271 40.498 60.267665672
304-12000-12750-40S 12 12.75 323.85 0.375 9.5250 49.580 73.78317112

Stainless Steel Seamless Pipe Sizes - Type 316

Type Sizes (in inches) Sizes (in mm) OD (in inches) OD (in mm) SS pipe wall thickness (in inches) SS pipe wall thickness (in mm) Weight (in lbs/ft) Weight (in kg/m)
316-540-088SP 0.54 13.716 0.088 2.2352 0.364 9.2456 0.425 0.6324697
316-540-119SP 0.54 13.716 0.119 3.0226 0.302 7.6708 0.5353 0.7966141892
316-840-109SP 0.84 21.336 0.109 2.7686 0.622 15.7988 0.8513 1.2668740132
316-840-147SP 0.84 21.336 0.147 3.7338 0.546 13.8684 1.088 1.619122432
316-1050-113SP 1.05 26.67 0.113 2.8702 0.824 20.9296 1.131 1.683113484
316-1050-154SP 1.05 26.67 0.154 3.9116 0.742 18.8468 1.474 2.193553736
316-1315-133SP 1.315 33.401 0.133 3.3782 1.049 26.6446 1.68 2.50011552
316-1315-179SP 1.315 33.401 0.179 4.5466 0.957 24.3078 2.173 3.233780372
316-1660-140SP 1.66 42.164 0.140 3.556 1.380 35.052 2.221 3.305212244
316-1900-145SP 1.9 48.26 0.145 3.683 1.610 40.894 2.734 4.068640376
316-1900-200SP 1.9 48.26 0.200 5.08 1.500 38.1 3.654 5.437751256
316-2375-154SP 2.375 60.325 0.154 3.9116 2.067 52.5018 3.654 5.437751256
316-2375-218SP 2.375 60.325 0.218 5.5372 1.939 49.2506 5.024 7.476535936
316-2875-203SP 2.875 73.025 0.203 5.1562 2.469 62.7126 5.795 8.62391038
316-2875-276SP 2.875 73.025 0.276 7.0104 2.323 59.0042 7.664 11.405288896
316-3500-216SP 3 1/2 88.90 0.216 5.4864 3.068 77.9272 7.002 10.420124328
316-3500-300SP 3 1/2 88.90 0.300 7.62 2.900 73.66 10.257 15.264098148
316-8625-322SP 8.625 219.075 0.322 8.1788 7.981 202.7174 28.564 42.507916496

Ansi Pipe Schedule - Sch 5 to Sch 60

  • Wall thicknesses are listed in blue
  • Weight per foot is listed in black
Pipe Size O.D. Inches 5s TRUE 5 10s TRUE 10 20 30 40s & STD TRUE 40 60
1/8 0.405 0.35 0.049 0.049     0.068 0.068
0.1383 0.1863 0.1863     0.2447 0.2447
1/4 0.54 0.049 0.065 0.065     0.088 0.088
0.257 0.3297 0.3297     0.4248 0.4248
3/8 0.675 0.049 0.065 0.065     0.091 0.091
0.3276 0.4235 0.4235     0.5676 0.5676
1/2 0.84 0.065 0.065 0.083 0.083     0.109 0.109
0.5383 0.5383 0.671 0.671     0.851 0.851
3/4 1.05 0.065 0.065 0.083 0.083     0.113 0.113
0.6838 0.6838 0.8572 0.8572     1.131 1.131
1 1.315 0.065 0.065 0.109 0.19     0.133 0.133
0.8678 0.8678 1.404 1.404     1.679 1.679
1 1/4 1.66 0.065 0.065 0.109 0.109     0.14 0.14
1.107 1.107 1.806 1.806     2.273 2.273
1 1/2 1.9 0.065 0.065 0.109 0.109     0.145 0.145
1.274 1.274 2.638 2.638     2.718 2.718
2 2.375 0.065 0.065 0.109 0.109     0.154 0.154
1.604 1.604 2.638 2.638     3.653 3.653
2 1/2 2.875 0.083 0.083 0.12 0.12     0.203 0.203
2.475 2.475 3.531 3.531     5.793 5.793
3 3.5 0.083 0.083 0.12 0.12     0.216 0.216
3.029 3.029 4.332 4.332     7.576 7.576
3 1/2 4 0.083 0.083 0.12 0.12     0.226 0.226
3.472 3.472 4.97 4.97     9.109 9.109
4 4.5 0.083 0.083 0.12 0.12     0.237 0.237 0.281
3.915 3.915 5.613 5.613     10.79 10.79 12.66
4 1/2 5 0.247
12.53
5 5.563 0.109 0.109 0.134 0.134     0.258 0.258
6.349 6.349 7.77 7.77     14.62 14.62
6 6.625 0.109 0.109 0.134 0.134     0.28 0.28
7.585 7.585 9.289 9.289     18.97 18.97
7 7.625 0.301
23.57
8 8.625 0.109 0.109 0.148 0.148 0.25 0.277 0.322 0.322 0.406
9.914 9.914 13.4 13.4 22.36 24.7 28.55 28.55 35.64
9 9.625 0.342
33.9
10 10.75 0.134 0.134 0.165 0.165 0.25 0.307 0.365 0.365 0.5
15.19 15.19 18.65 18.65 28.04 34.24 40.48 40.48 54.74
11 11.75 0.375
45.55
12 12.75 0.156 0.165 0.18 0.18 0.25 0.33 0.375 0.406 0.562
21.07 22.18 24.2 24.2 33.38 43.77 49.56 53.53 73.16
14 14 0.156   0.188 0.25 0.312 0.375 0.375 0.437 0.593
23.06   27.73 36.71 45.68 54.57 54.57 63.67 84.91
16 16 0.165   0.188 0.25 0.312 0.375 0.375 0.5 0.656
27.9   31.75 42.05 52.36 62.58 62.58 82.77 107.5
18 18 0.165   0.188 0.25 0.312 0.437 0.375 0.562 0.75
31.43   35.76 47.39 59.03 82.06 70.59 104.8 138.2
20 20 0.188   0.218 0.25 0.375 0.5 0.375 0.593 0.812
39.78   46.05 52.73 78.6 104.1 78.6 122.9 166.4
24 24 0.218   0.25 0.25 0.375 0.562 0.375 0.687 0.968
55.37   63.41 63.41 94.62 140.8 94.62 171.2 238.1
26 26 0.312 0.5   0.375
85.6 136.2   102.6
28 28 0.312 0.5 0.625 0.375
92.26 146.8 182.7 110.6
30 30 0.25   0.312 0.312 0.5 0.625 0.375
79.43   98.93 98.93 157.5 196.1 118.6
32 32 0.312 0.5 0.625 0.375 0.688
105.6 168.2 209.4 126.7 230.1
34 34 0.312 0.5 0.625 0.375 0.688
112.3 178.9 222.8 134.7 244.8
36 36 0.312   0.625 0.375 0.75
118.9   236.1 142.7 282.3
40 40 0.375
158.7
42 42 0.375
166.7
48 48 0.375
190.7

Ansi Pipe Schedule - Over Sch 60

Pipe Size O.D. Inches 80s & XH TRUE 80 100 120 140 160 XXH
1/8 0.405 0.095 0.095
0.3145 0.3145
1/4 0.54 0.119 0.119
0.5351
3/8 0.675 0.126 0.126
0.7388
1/2 0.84 0.147 0.147       0.187 0.294
1.088 1.088       1.304 1.714
3/4 1.05 0.154 0.154       0.218 0.308
1.474 1.474       1.937 2.441
1 1.315 0.179 0.179       0.25 0.358
2.172 2.172       2.844 3.659
4-Nov 1.66 0.191 0.191       0.25 0.382
2.997 2.997       3.765 5.214
1 1/2 1.9 0.2 0.2       0.281 0.4
3.631 3.631       4.859 6.408
2 2.375 0.218 0.218       0.344 0.436
5.022 5.022       7.462 9.029
2 1/2 2.875 0.276 0.276       0.375 0.552
7.661 7.661       10.01 13.7
3 3.5 0.3 0.3       0.437 0.6
10.25 10.25       14.32 18.58
3 1/2 4 0.318 0.318         0.636
12.51 12.51         22.85
4 4.5 0.337 0.337   0.437   0.531 0.674
14.98 14.98   19.01   22.51 27.54
4 1/2 5 0.355           0.71
17.61           32.53
5 5.563 0.375 0.375   0.5   0.625 0.75
20.78 20.78   27.04   32.96 38.55
6 6.625 0.432 0.432   0.562   0.718 0.864
28.57 28.57   36.39   45.3 53.16
7 7.625 0.5           0.875
38.05           62.08
8 8.625 0.5 0.5 0.593 0.718 0.812 0.906 0.875
43.39 43.39 50.87 60.63 67.76 74.69 72.42
9 9.625 0.5
48.72
10 10.75 0.5 0.593 0.718 0.843 1 1.125
54.74 64.33 76.93 89.2 104.1 115.7
11 11.75 0.5
60.07
12 12.75 0.5 0.687 0.843 1 1.125 1.312
65.42 88.51 107.2 125.5 139.7 160.3
14 14 0.5 0.75 0.937 1.093 1.25 1.406
72.09 106.1 130.7 150.7 170.2 189.1
16 16 0.5 0.843 1.031 1.218 1.437 1.593
82.77 136.5 164.8 192.3 223.5 245.1
18 18 0.5 0.937 1.156 1.375 1.562 1.781
93.45 170.8 208 244.1 274.2 308.5
20 20 0.5 1.031 1.281 1.5 1.75 1.968
104.1 208.9 256.1 296.4 341.1 379
24 24 0.5 1.218 1.531 1.812 2.062 2.343
125.5 296.4 367.4 429.4 483.1 541.9
26 26 0.5
136.2
28 28
30 30 0.5
157.5
32 32 0.5
168.2
34 34
36 36 0.5
189.6
40 40 0.5
210.9
42 42 0.5
221.6
48 48 0.5
253.6

Stainless Steel Pipe Grades

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