... explosion rolling,has high joint rate 2) Titanium clad copper,(Zirconium clad copper) supper material of 2 in 1 3) Excellent corrosion resistance ... ,tube, 100*40/45,80*45,60*45² Titanium clad copper:Tu2,Tu3,sheet,bar,tube² Titanium,nickel,zirconium,chromium standard ...