... Feature:wrought iron casting partProduct Name: stainless steel casting part for pump valve Materials: carbon steels, alloy steels, stainless steels ... NingBo or ShangHaiLead time:30 daysPlace of Origin: Ningbo,ChinaSoftware for specification drawings: PDF, Auto CAD, Solid work,JPG, ... .2) We make them by steel precision casting, steel investment casting , lost wax casting( lost wax casting,lost foam ...