1Family:Welding Part 2Name:Split housing 3Application:Oil or gas piping 4Main ... our product range:1.Material: bronze, cast iron, stainless steel, carbon steel, alloy steel etc.2.Manufacturing Processes: sand casting, investment casting, ... polishing, machining, plating, heat treatment etc.4.Application: pump & valve, shipbuilding industry, heavy machinery, engineering machinery, water treatment etc.5 ...