特性及適用范圍
  純度高，導(dǎo)電、導(dǎo)熱性極好，無“氫病”或極少“氫病”;加工性能和焊接、耐蝕、耐蝕性均好?；瘜W(xué)成份
銅+銀 CuAg：≥99.97 
錫 Sn ：≤0.002   鋅 Zn：≤0.003   鉛 Pb：≤0.003   鉛 Pb：≤0.003   硼 P：≤0.002   鎳 Ni：≤0.002   鐵 Fe：≤0.004   鈹 Sb ：≤0.002   硫 S ：≤0.004   砷 As ：≤0.002   鉍 Bi：≤0.001   氧 O：≤0.002   注：≤0.03(雜質(zhì))力學(xué)性能
  注 ：棒材的縱向室溫拉伸力學(xué)性能   試樣尺寸：直徑16～120