金属电阻率及其温度系数物质温度t/°c电阻率dm电阻温度系数aR/C-i银201.5860.0038(20 °C)铜201.6780.00393(20 °C)金202.400.00324(20C)铝202.65480.00429(20 C)钙03.910.00416(0 C)铍204.00.025(20C)镁204.450.0165(20C)钼05.2铱205.30.003925(0C~100C)钨275.65锌205.1960.00419(0C~100C)钻206.640.00604(0C~100C)镍206.840.0069(0C~100C)镉06.830.0042(0C~100C)铟208.37铁209.710.00651(20 C)铂2010.60.00374(0C~60C)锡011.00.0047(0C~100C)铷2012.5铬012.90.003(0C~100C)镓2017.4铊018.0铅2020.684(0.0037620 °C 〜40 °C)锑039.0钛2042.0锰23〜100185.0金的熔点:1064.63 沸点:2807 银的熔点:961.93 沸点:2213 铜的熔点:1083.4 沸点:2567 铁的熔点:1535 沸点:2750。