SYI can supply ductile iron Chemical Copper or Nickel Manhole Cover, customized top design, with kind of different sizes and different round and square shape, solid top.
SYI Ductile iron Chemical Copper or Nickel Manhole Cover is made from spherical graphite cast iron (ductile iron) by machine moulding. Very good quality, smooth and free from sand holes, blow holes, distortion or any other defects. We have several exist moulding which loading capacity is 12.5 tons.
The marking or logo can be changed according to customers’ request.
We have a strong R&D team, can design and make the new mould for you.
Advantage of Chemical Copper or Nickel Manhole Cover:
* Real feeling
* Prefect vision
* Ultrathin chemical treatment, forming a protective layer, weather&corrosion resistance
* Various copper or nickel textures
* Real feeling
* Prefect vision
* Ultrathin chemical treatment, forming a protective layer, weather&corrosion resistance
* Various copper or nickel textures
