Water /Oil Strainer Valve in FC,FCD,SC material Standard /Non Standard as per customer's requirement OEM Available grey iron ... with casting parts. Material can be reached cast iron,grey iron,ductile iron,steel,carbon steel,stainless steel,copper,brass,bronze,aluminum ... Vessel parts etc.. 2.Product instruction: • Material:cast iron,ductile iron,steel casting,GG50,GG40,GGG50,GGG40 etc • Process:sand ...