Ductile iron sewage grate gratings
1.Manufacture:casting.
2.The manhole cover can be made in different standards of iron,with grey and ductile casting iron
3.We can guarantee the quality use for long time.
4.Our technical engineer design the product for high accuracy.
5.Your supplied drawing is welcomed.
We're a leading manufacturer specailized in making casting manhole cover,which have been sold well around the word.In Europe,our products take the most majority,and they have a good and stable quality.
If you are interest in our products,pls feel free to contact me