Drainage steel grating Ductile iron grate Earthquake resistance and corrosion resistance Rainwater grate
Product features Strong pressure resistance and load bearing capacity | Material Ductile cast iron |
|---|---|
Function Road manhole cover Ductile cast iron manhole cover | Compressive strength A15/B125/C250/D400/E600 |
Specifications 600/700/800 | Scope of application Community roads Municipal roads Factory roads |
