name:valve body certification:ISO9001:2008 material: iron castings tandard: ASTM, AISI, ... of all types of products for the blast furnace, coke oven plant and equipment, non-standard machine tool products, such as ... on.according customers' drawingDescription: castings,lathe bed casting parts,coke oven equipmentsMaterial:China Gray Iron,Ductile iron,verminal iron and so ...