|
厚壁管 材質：20(GB/T8162-1999) |
| 規格 |
| 245*25/28/30/45/50 |
| 273*28/30/32/35/38/40/45/50 |
| 299*30/35/38/40/45/50/60 |
| 325*30/32/35/40/45/48/50 |
| 351*40/50/60/80/85 |
| 355*30/32/35/40/45/48/50 |
| 356*30/32/35/40/45/48/50/60 |
| 377*30/32/35/40/45/48/50/60/80 |
| 402*30/32/35/40/45/48/50/60 |
| 406*30/32/35/40/45/48/50/60/80 |
| 426*30/32/35/40/45/48/50/60 |
| 450*32/35/40/45/48/50/60 |
| 457*30/32/35/40/45/48/50/60/80/90 |
| 480*30/32/35/40/45/48/50/60/70 |
| 508*30/32/35/40/45/48/50/60/65/70 |
| 560*30/32/35/40/45/48/50/60/75/80/85 |
| 600*30/32/35/40/45/48/50/60/70/85 |
| 610*30/32/35/40/45/48/50/60/65/75 |
| 630*30/32/35/40/45/48/50/60/80 |
| 720*/32/35/40/45/48/50/60/80 |
| 760*/32/35/40/45/48/50/60/80/85/90 |
| 800*35/40/45/48/50/60/80/85/90 |
| 840*35/40/45/48/50/60/80/85/90/100 |
| 1000*40/45/48/50/60/80/85/90/100 |
| 1016*/45/48/50/60/70/80/85/90/100 |
| 1020*/45/48/50/60/70/75/80/85/90/100 |
