... certificate 2.Casting ,extrusion,CNC(milling),anodized Custom extrusion profile 1) Alloy 6061,6063,6063B,6060,6005,6N012) ... <0.3<0.13) Temper T3-T8 4) Surface Treatment 1.drilling 2.tapping 3.punching 4.wiredrawing ... meter, desk type hardness meter, eddy-current film tester, colorimeter, electron microscope and so on7)Certificates ISO ... , Fushikang, Konka, Huizhou TCL, etc. Custom extrusion profile