cast iron flange
1.Standards:ISO2531,EN545,EN598,BS4772
2.Material:GGG500-7
3.Coating:Fusion bonded epoxy coating;cement lining inside and zinc and bitumen coating  outside; Zinc+bitumen inside and outside.
4.Package:Wooden cases or pallets
5.Accessories:Gaskets,bolts and nuts
6.Epoxy resin coating 5015/5005/3019