... head,pump block, stainless steel casting , China dc fuel pump case,pump head,pump block,stainless steel casting ... : 0.03-60kgsMain production facility1. Casting facility: wax injector, paint mixer, medium-frequency induction furnace, box resistance ... normalizing, solid solution.Testing facilityspectrometer, tensile test machine, hardness test machine, mircoscope. dc fuel pump case,pump head,pump block, ...