L245NB (管线钢) L-输送 屈服强度:245 MPa N-正火或正火轧 B-B级钢
| | 273.1*15.09 | 32.93 | 12-12.5 | 天津 |
管线管 | L245 | 273.1*21.44 | 30 | 12-12.5 | 天津 |
管线管 | L245 | 273.1*9.27 | 23.89 | 12-12.5 | 天津 |
管线管 | L245 | 323.9*10.31 | 53.449 | 12-12.5 | 天津 |
| | 323.9*12.7 | 62.93 | 12-12.5 | |
管线管 | L245 | 323.9*17.48 | 30 | 12-12.5 | 天津 |
管线管 | L245 | 323.9*9.53 | 27.623 | 12-12.5 | 天津 |
管线管 | L245 | 355.6*11.13 | 50 | 12-12.5 | 天津 |
管线管 | L245 | 355.6*19.05 | 30 | 12-12.5 | 天津 |
| | 355.6*9.53 | 50 | 12-12.5 | 天津 |
管线管 | L245 | 406.4*9.53 | 61.584 | 12-12.5 | 天津 |
管线管 | L245 | 60.3*3.91 | 103.92 | 12-12.5 | 天津 |
管线管 | L245 | 88.9*5.49 | 100 | 12-12.5 | |
| | 88.9*7.62 | 100 | 12-12.5 | 天津 |