... OEM cnc cast iron valve body 1.material: ductile iron, grey iron 2.surface treatment:powder coating, painting, spraying,etc OEM cnc cast iron valve body Specifications cast iron valve ... Drawings are welcomeAvailable material and process1.Available material: cast iron,steel,stainless steel, ... galvanization8standardJIS, ANSI, DIN, BS, GBOEM and Customized Service1.Quality guaranteeā¢ Chemical checkingā¢ ...