We manufacture manhole cover: ductile iron and grey iron.

1)ductile iron:QT400/18,QT450/10,QT500/7,QT600/3,QT700/2

   grey iron:HT150,HT200,HT250,HT300,HT350

2)loading weight of pressure:A15,B125,C250,D400,E600,F900

3)certification of qulity:ISO9001:2000

4)main market:Middle East,Africa,Europe,South Korea

5)other correlative products:cast iron grating,floor drain,pipe fitting,fastener and so on.

6)service:we can meet your mind according to your requiremet.You can give me your drawing and requirement.

 

We are waiting for your reply!