典型规格
| 规格Nominal Size | 外径OD | 外径精度/mmOD Tolerance | 壁厚WT | 壁厚精度/mmWT Tolerance | 长度/m Length |
| 114.3*8.56 | 114.3 | -0.5~1%D | 8.56 | ±10%S | ＞6 |
| 152*8 | 152 | -0.5~1%D | 8 | ±10%S | ＞6 |
| 168*8 | 168 | -0.5~1%D | 8 | ±10%S | ＞6 |
| 168.3*10.97 | 168.3 | -0.5~1%D | 10.97 | ±10%S | ＞6 |
| 219.1*7.1 | 219.1 | -0.5~1%D | 7.1 | ±10%S | ＞6 |
| 219.1*11.13 | 219.1 | -0.5~1%D | 11.13 | ±10%S | ＞6 |
| 168.3*20 | 168.3 | -0.5~1%D | 20 | ±10%S | ＞6 |
| 168.3*34.93 | 168.3 | -0.5~1%D | 34.93 | ±10%S | ＞6 |
| 219.1*24 | 219.1 | -0.5~1%D | 24 | ±10%S | ＞6 |
| 219.1*44.5 | 219.1 | -0.5~1%D | 44.5 | ±10%S | ＞6 |