物质 | 温度t/℃ | 电阻率 | 电阻温度系数aR/℃-1 |
银 | 20 | 1.586 | 0.0038(20℃) |
铜 | 20 | 1.678 | 0.00393(20℃) |
金 | 20 | 2.40 | 0.00324(20℃) |
铝 | 20 | 2.6548 | 0.00429(20℃) |
钙 | 0 | 3.91 | 0.00416(0℃) |
铍 | 20 | 4.0 | 0.025(20℃) |
镁 | 20 | 4.45 | 0.0165(20℃) |
钼 | 0 | 5.2 | |
铱 | 20 | 5.3 | 0.003925(0℃~100℃) |
钨 | 27 | 5.65 | |
锌 | 20 | 5.196 | 0.00419(0℃~100℃) |
钴 | 20 | 6.64 | 0.00604(0℃~100℃) |
镍 | 20 | 6.84 | 0.0069(0℃~100℃) |
镉 | 0 | 6.83 | 0.0042(0℃~100℃) |
铟 | 20 | 8.37 | |
铁 | 20 | 9.71 | 0.00651(20℃) |
铂 | 20 | 10.6 | 0.00374(0℃~60℃) |
锡 | 0 | 11.0 | 0.0047(0℃~100℃) |
铷 | 20 | 12.5 | |
铬 | 0 | 12.9 | 0.003(0℃~100℃) |
镓 | 20 | 17.4 | |
铊 | 0 | 18.0 | |
铯 | 20 | 20 | |
铅 | 20 | 20.684 | (0.0037620℃~40℃) |
锑 | 0 | 39.0 | |
钛 | 20 | 42.0 | |
汞 | 50 | 98.4 | |
锰 | 23~100 | 185.0 |