| 摘要 |
Material comprises 0.5-3.5 wt.% nickel, 0.08-1.0 wt.% silicon, 0.1-1.0 wt.% tin, 0.1-1.0 wt.% zinc, 0.005-0.2 wt.% zirconium, 0.02-0.5 wt.% silver and balance of copper including melting-induced impurities. Preferably the material contains less than 0.15 wt.% silver, less than 0.5 wt.% manganese, less than 0.2 wt.% magnesium and 0.1-5 wt.% indium. |
