| Drain water grating | |
| Material | Ductile iron |
| Size(inner circle/outside circle) | load-bearing |
| 300×500,350×750 | 10tons,20tons,40tons,60tons |
| 380×680,400×600,400×700 | 10tons,20tons,40tons,60tons |
| 450×750,380×1360 | 10tons,20tons,40tons,60tons |
| Etc… | |
| Customized size,customized logo | acceptable |
| Ductile iron trench cover | |
| Size(inner circle/outside circle) | load-bearing |
| 250x500x20,250x500x30 | 10tons,20tons,40tons,60tons |
| 300x500x30,300x500x40 | 10tons,20tons,40tons,60tons |
| 350x500x30,400x500x40 | 10tons,20tons,40tons,60tons |
| 400x500x30,400x600x30 | 10tons,20tons,40tons,60tons |
| 500x500x30 | 10tons,20tons,40tons,60tons |
| Etc… | |
| Customized size,customized logo | acceptable |
+86 13755013969
