| 配管用合金鋼鋼管 | |||||
| 【STPA12/20/22/23/24/25/26:Sch30】 JIS G 3458 | |||||
| 呼び径 | 外形mm | 内径mm | 厚さmm | 単位重量 | |
| A | B | kg/m | |||
| 200 | 8 | 216.3 | 202.3 | 7.0 | 36.132 |
| 250 | 10 | 267.4 | 251.8 | 7.8 | 49.937 |
| 300 | 12 | 318.5 | 301.7 | 8.4 | 64.239 |
| 350 | 14 | 355.6 | 336.6 | 9.5 | 81.086 |
| 400 | 16 | 406.4 | 387.4 | 9.5 | 92.987 |
| 450 | 18 | 457.2 | 435.0 | 11.1 | 122.117 |
| 500 | 20 | 508.0 | 482.6 | 12.7 | 155.128 |
| A | B | 外形mm | 内径mm | 厚さmm | kg/m |