valve handwheel material:brass/steel/aluminium/casting iron/plastic Custom Processing ISO9001:2008 valve handwheelShijiazhuang JiXing machinery manufacturing Co., LTD ManufacturerShijiazhuang ... , Copper , Steel, Stainless Steel(SUS), Iron, Nylon ,Chilled cast iron, Nodular cast iron(ductile iron), Alloyed cast ironExportingCountryNorthern Europe, Eastern Europe, ...