... Cutting Brass:performance equals with C3601,C3604,C3771;Pb&Ca contents<100PPM; 4.CuCrZr:C18150,C18200, C15000;5.White-Copper(copper-nickel ... ;frame(half-frame,full frame, filament , convexity etc.;6.Bronze:QSn6.5-0.1,QSn6.5-0.4,QSn7-0 ... cutting,drilling,good machining performance,good plating;9. Manganese Brass:high intensity &hardness,good wear resistance;10. Silver-copper Alloy CuZn30 brass strip