... processing: milling,lathing,routing,refining ,etc Item Name stainless steel valve part Product description1)Material:304/316 stainless steel or according ... machining center, CNC Laser cutting machine,CNC shearingManufacture processingstamping ,deep drawing,spot or seam welding,,metal assembly,CNC Laser cutting,punching ... ,powder coating,pressing part,polish,etc. wedge disc for Knife gate valve part