铁铬铝合金丝系列设计参数 线径 mm截面积 Mm2每米表面积 Cm2/m0Cr25Al150Cr21Al6Nb0Cr27Al7Mo2每米重量kg/m每米电阻欧/m,20℃每米重量kg/m每米电阻欧/m,20℃每米重量kg/m每米电阻欧/m,20℃00100.0078543.1420.00005576180.80.00005576184.60.005576194.80.120.011313.7700.0008030125.60.0008030128.20.00008030135.30.150.017674.7120.000125580.360.000125582.050.000125586.580.170.022705.3410.000161262.560.000161263.880.000161267.410.190.028355.9690.000201350.080.000201351.140.000201353.960.210.034646.5970.000245941.000.000245941.860.000245944.170.250.049097.8540.000348528.930.000348529.540.000348531.170.270.057268.4820.000406524.800.000406525.330.000406526.720.290.066059.1110.000469021.500.000469021.950.000469023.160.310.075489.7390.000535918.810.000535919.210.000535920.270.350.0962111.000.000683114.760.000683115.070.0006831215.900.400.125712.570.000892211.300.000892211.540.000892212.180.450.159014.140.0011298.9280.0011299.1170.0011299.6200.500.196315.710.0013947.2320.0013947.3850.0013947.7920.600.282718.850.0020075.0020.0020075.1280.0020075.4110.700.384821.990.0027323.6900.0027323.7680.0027323.9760.800.502725.130.0035692.8250.0035692.8850.0035693.0440.900.636228.270.0045172.3230.0045172.2790.0045172.4051.000.785431.420.0055761.8080.0055761.8460.0055761.9481.201.13137.700.0080301.2560.00803012820.0080301.3531.401.53943.980.010930.92240.010930.94190.010930.99391.602.01150.270.014280.70630.014281.72120.014280.76101.802.54556.550.018070.55800.018070.56980.018070.60132.003.14262.830.022310.45200.022310.46150.022310.48702.203.80169.120.026990.37360.026990.38140.026990.40252.253.97670.690.034850.28930.034850.29540.034850.31172.806.15887.960.043720.23060.043720.23550.043720.24853.007.06994.250.050190.20090.050190.20510.050190.21653.509.621110.00.068310.14760.068310.15070.068310.15904.0012.57125.70.089220.11300.089220.11540.089220.12184.5015.90141.40.11290.089280.11290.091170.11290.096205.0019.63157.10.13940.072320.13940.073850.13940.077925.5023.76172.80.16870.059770.16870.061030.16870.064406.0028.27188.50.20070.050220.20070.051280.20070.054116.5033.18204.20.23560.042790.23560.043700.23560.046117.0038.48219.90.27320.036900.27320.037680.27320.03976      本公司生产的电热合金可分两大类：一是奥氏体的镍铬合金；另一类是铁素体组织的铁铬合金。镍铬合金的优点为高温强度高（1200°C），辐射率高，无磁性，较好的耐腐蚀性，冷热态的塑性很好，易修复，可做成各种形态的发热体，如丝、带、棒、管和各种异型材。铁铬合金其优点为大气中的使用温度高（1400°C），比重小，电阻率高，表面负荷大，价格便宜等。在环境不好的情况下选用镍铬合金材质优越性要比选用铁铬合金好，其产品可做成立绕发热体、波浪型发热体、波浪转辐射面的发热体，尤其是铁铬合金所不能达到的立绕360°旋转而只有镍铬合金能做到。