| Round/square type stainless steel manhole cover | |
| Size(inner frame/outside frame) | Material |
| 500×500 | 201/304 steel |
| 600×600 | 201/304 steel |
| 700×700 | 201/304 steel |
| 800×800 | 201/304 steel |
| Etc… | |
| Customized size,customized logo | acceptable |
| stainless steel trench cover | |
| Size | Material |
| 200×580 | 201/304 steel |
| 250×580 | 201/304 steel |
| 300×580 | 201/304 steel |
| 400×580 | 201/304 steel |
| Etc… | |
| Customized size | acceptable |
+86 13755013969
