| I.D. | Tolerance | W.P. | B.P. | LENGTH | Pipewall thickness |
| mm | mm | bar | bar | m | mm |
| 300 | +-2 | 4~12 | 36 | 1~3 | 34~37 |
| 450 | +-2 | 4~12 | 36 | 1~3 | 35~37 |
| 560 | +-3 | 4~12 | 36 | 2~3 | 40~45 |
| 600 | +-3 | 4~12 | 36 | 2~3 | 40~45 |
| 700 | +-3 | 8~15 | 45 | 2~3 | 40~45 |
| 800 | +-4 | 12~25 | 55 | 2~3 | 50~52 |
| 900 | +-4 | 15~25 | 75 | 2~3 | 55~58 |
| 1000 | +-5 | 20~25 | 75 | 3~5 | 75 |
| 1100 | +-5 | 25~30 | 80 | 3~5 | 90 |