... Chinese Goverment specified fountiry to manufacture and supply casting parts for Chinese railway system.We have advance techinc and ... we will be able to cast for you for steel ,iron materials,and etc.•Material*Ductile iron, Grey cast iron, Carbon steel, Alloy steel, ... pipe fitting/coupling,valve,auto part,motor shell/motor body,bolt,railway plate,gray iron/ductile iron/malleable iron,gear pump,stove ...