... ,lost foam castingmaterial:grey iron,ductile iron,malleable iron,steel,stainless steel,various brass & aluminium,etcproducts application:pump parts,valve ... rolling door partsquality control:in house.100% inspection for the machined parts,sclerometer,spectrum,X-Ray,sample delivery:30- ... and professional servicessmall order acceptedpacking:wooden crates Parts of valve casting --- steel pipe fitting