Standard:ASTM A 106 seamless steel pipe
| SIZE | SCH40 | SCH80 | STD | ||||
| OD | OD | WT | Weight | WT | Weight | WT | Weight |
| inch | (mm) | (mm) | (kg/m) | (mm) | (kg/m) | (mm) | (kg/m) |
| 1/4" | 13.7 | 2.24 | 3.79 | 3.02 | 4.8 | ||
| 3/8" | 17.1 | 2.31 | 0.843 | 3.2 | 1.097 | ||
| 1/2" | 21.3 | 2.77 | 1.266 | 3.73 | 1.616 | ||
| 3/4" | 26.7 | 2.87 | 1.687 | 3.91 | 2.198 | ||
| 1" | 33.4 | 3.38 | 2.502 | 4.55 | 3.237 | ||
| 1-1/4" | 42.2 | 3.56 | 3.392 | 4.85 | 4.467 | ||
| 1-1/2" | 48.3 | 3.68 | 4.049 | 5.08 | 5.415 | ||
| 2" | 60.3 | 3.91 | 5.437 | 5.54 | 7.482 | ||
| 2-1/2" | 73 | 5.16 | 8.633 | 7.01 | 11.408 | ||
| 3" | 88.9 | 5.49 | 11.293 | 7.62 | 15.274 | ||
| 3-1/2" | 101.6 | 5.74 | 13.570 | 8.08 | 18.635 | ||
| 4" | 114.3 | 6.02 | 16.075 | 8.56 | 22.322 | ||
| 5" | 141.3 | 6.55 | 21.767 | 9.53 | 30.969 | ||
| 6" | 168.3 | 7.11 | 28.264 | 10.97 | 42.564 | ||
| 8" | 219.1 | 8.18 | 42.549 | 12.7 | 64.645 | ||
| 10" | 273 | 9.27 | 60.292 | 15.09 | 95.979 | 9.27 | 60.292 |
| 12" | 323.8 | 10.31 | 79.708 | 17.48 | 132.049 | 9.53 | 73.861 |
| 14" | 355.6 | 11.13 | 94.551 | 19.05 | 158.112 | 9.53 | 81.335 |
| 16" | 406.4 | 12.7 | 123.307 | 21.44 | 203.545 | 9.53 | 93.274 |
| 18" | 457.2 | 14.27 | 155.876 | 23.83 | 254.684 | 9.53 | 105.213 |
| 20" | 508 | 15.09 | 183.433 | 26.19 | 311.194 | 9.53 | 117.152 |
| 24" | 609.6 | 17.48 | 255.253 | 30.96 | 441.803 | 9.53 | 141.031 |
2)The standard length is 5.8m or 6m.
3) making beleve,cap ,bundle and so on