1Family:casting 2Name:nut and cylinder head 3Material:cast iron 4Usage:connecting or fastening ... Impeller, Pump case & cover, Bearing house & brackets, Valve body, Impeller, Valve slide, counterweight, automotive components, Hub, etc…♥ The following ... machining, plating, heat treatment etc.4.Application: pump & valve, shipbuilding industry, heavy machinery, engineering machinery, water treatment etc. ...