材质：Cr20Ni80,Cr15Ni60,GH140,Cr20Ni35规格：φ0.03mm~φ8.0mm用途：镍铬材料因其高温强度高，可塑性强。广泛用于工业电炉、家用电器、远红外装置。 镍铬丝主要技术性能：牌号Cr20Ni80Cr30Ni70Cr15Ni60Cr20Ni35Cr20Ni30性能     主要化学成分%Ni余量余量55.0～61.034.0～37.030.0～34.0Cr20.0～23.028.0～31.015.0～18.018.0～21.018.0～21.0Fe≤1.0≤1.0余量余量余量元件最高使用温度℃12001250115011001100熔点℃14001380139013901390密度g/cm38.408.108.207.907.90电阻率μΩ·m，20℃1.09±0.051.18±0.051.11±0.051.04±0.051.04±0.05延伸率%≥20≥20≥20≥20≥20比热J/g.℃0.4400.4610.4940.5000.500导热系数KJ/m.h℃60.345.245.243.843.8线胀系数a×10-6/℃（20～1000℃）18.017.017.019.019.0显微组织奥氏体奥氏体奥氏体奥氏体奥氏体磁性非磁性非磁性非磁性非磁性非磁性 镍铬丝设计参数: （点击查看详细参数）线 径(mm)截面积(mm2)每米表面积cm2/mCr20Ni80Cr30Ni70Cr15Ni60每米重量kg/m每米电阻Ω/m,20℃每米重量kg/m每米电阻Ω/m,20℃每米重量kg/m每米电阻Ω/m,20℃0.100.0078543.1420.00006597138.80.00006362150.20.00006440142.60.120.011313.7700.0000950096.380.00009161104.30.0000927499.030.150.017674.7120.000148461.680.000143166.770.000144963.380.170.022705.3410.000190748.020.000183951.990.000186149.340.190.028355.9690.000238238.440.000229741.620.000232539.500.210.034646.5970.000290931.470.000280634.070.000284032.340.250.049097.8540.000412322.210.000397624.040.000402522.820.270.057268.4820.000480919.040.000463820.610.000469519.560.290.066059.1110.000554816.500.000535017.860.000541616.960.310.075489.7390.000634014.440.000611415.630.000618914.840.350.0962111.000.000808211.330.000779312.260.000788911.640.400.125712.570.0010568.6740.0010189.3900.0010308.9130.450.159014.140.0013396.8350.0012887.4190.0013047.0420.500.196315.710.0014695.5510.0015906.0100.0016105.7040.600.282718.850.0023753.8550.0022904.1730.0023183.9610.700.384821.990.0032332.8320.0031173.0660.0031562.9100.800.502725.130.0042222.1680.0040722.3480.0041222.2280.900.636228.270.0053441.7130.0051531.8550.0052171.7611.000.785431.420.0065971.3880.0063621.5020.0064401.4261.201.13137.700.0095000.96380.0091611.0430.0092740.99031.401.53943.980.012930.70810.012470.76650.012620.72761.602.01150.270.016890.54210.016290.58690.016490.55701.802.54556.550.021380.42830.020610.46370.020870.44012.003.14262.830.026390.34700.025450.37560.025760.35652.203.80169.120.031390.28670.030790.31040.031170.29462.503.97670.690.033400.27410.032210.29680.032600.28172.806.15887.960.051720.17700.049880.19160.050490.18193.007.06994.250.059380.15420.057260.16690.057960.15843.509.621110.00.080820.11330.077930.12260.078890.11644.0012.57125.70.10560.086740.10180.093900.10300.089134.5015.90141.40.13360.068530.12880.074190.13040.070425.0019.63157.10.16490.055510.15900.060100.16100.057045.5023.76172.80.19960.045880.19240.049670.19480.047146.0028.27188.50.23750.038550.22900.041730.23180.039616.5033.18204.20.27870.032850.26880.035560.27210.033757.0038.48219.90.32330.028320.31170.030660.31560.02910            欢迎浏览我们的网站：                                             www,lx-alloy.com              欢     迎     来     电：                                            021-63503137                                                    63522969              欢 迎 来 访 地 址：                                           上海市浙江中路519号