... specific product9. Surface Treatment: Cold Galvanizing, Hot Galvanizing, Epoxy Resin Coating, Paint or as your willing10. Product: manhole cover ... your drawingsWe can supply all kinds of ductile iron and grey iron castings with machining such as electromotor parts, valves parts, ... NF-FGL150,FGL200,FGL250,FGL300,FGL350 Green-sand mould; Resin-sand mould; shell-core cast; electric surface smelting ...