铁铬铝高电阻电热合金具有电阻率高.doc

铁铬铝高电阻电热合金具有电阻率高、电阻温度系数小、使用温度高的特点。在高温下耐腐蚀性好，尤其适合在含有硫和硫化物气氛中使用，且价格低廉，是工业电炉、家用电器、远红外装置中理想的发热材料。铁铬铝电热合金丝主要技术性能：牌号1Cr13AL41Cr21AL40Cr21AL60Cr23AL50Cr25AL50Cr21AL6Nb0Cr27AL7Mo2性能主要化学成分%Cr12.0-15.017.0-21.019.0-22.020.0-23.523.0-26.021.023.026.527.8AI4.06.02.04.05.07.04.25.34.56.55.07.06.07.0Fe余量余量余量余量余量余量余量Re适量适量适量适量适量适量适量加入量Nb:0.5加入量Nb:0.5元件最高使用温度950110012501250125013501400熔点1450150015001500150015101520密度g/cm37.407.357.167.257.107.107.10电阻率m，201.250.081.230.061.420.071.350.061.420.071.450.071.530.07抗拉强度 Mpa588735637784637784637784637784637784686784延伸率%16121212121210反复弯曲次数5555555快速寿命h/80/125080/130080/130080/130080/135080/1350比热J/g.0.4900.4900.5200.4600.4940.4940.494导热系数KJ/m.h52.746.963.260.246.146.145.2线胀系数a10-6/（20100015.413.514.715.016.016.016.0硬度HB200260200260200260200260200260200260200260显微组织铁素体铁素体铁素体铁素体铁素体铁素体铁素体磁性磁性磁性磁性磁性磁性磁性磁性铁铬铝电热合金丝主要设计参数:线 径(mm)截面积(mm2)每米表面积cm2/m0Cr25AL50Cr21AL6Nb0Cr27AL7Mo2每米重量kg/m每米电阻/m,20每米重量kg/m每米电阻/m,20每米重量kg/m每米电阻/m,200.100.0078543.1420.00005576180.80.00005576184.60.00005576194.80.120.011313.7700.00008030125.60.00008030128.20.00008030135.30.150.017674.7120.000125580.360.000125582.050.000125586.580.170.022705.3410.000161262.560.000161263.880.000161267.410.190.028355.9690.000201350.080.000201351.140.000201353.960.210.034646.5970.000245941.000.000245941.860.000245944.170.250.049097.8540.000348528.930.000348529.540.000348531.170.270.057268.4820.000406524.800.000406525.330.000406526.720.290.066059.1110.000469021.500.000469021.950.000469023.160.310.075489.7390.000535918.810.000535919.210.000535920.270.350.0962111.000.000683014.760.000683015.070.000683015.900.400.125712.570.000892211.300.000892211.540.000892212.180.450.159014.140.0011298.9280.0011299.1170.0011299.6200.500.196315.710.0013947.2320.0013947.3850.0013947.7920.600.282718.850.0020075.0220.0020075.1280.0020075.4110.700.384821.990.0027323.6900.0027323.7680.0027323.9760.800.502725.130.0035692.8250.0035692.8850.0035693.0440.900.636228.280.0045172.2320.0045172.2790.0045172.4051.000.785431.420.0055761.8080.0055761.8460.0055761.9481.201.13137.700.0080301.2560.0080301.2820.0080301.3531.401.53943.980.010930.92240.010930.94190.010930.99391.602.01150.270.014280.70630.014280.72120.014280.76101.802.54556.550.018070.55800.018070.56980.018070.60132.003.14262.830.022310.45200.022310.46150.022310.48702.203.80169.120.026990.37360.026990.38140.026990.40252.504.90978.540.034850.28930.034850.29540.034850.31172.806.15887.960.043720.23060.043720.23550.043720.24853.007.06994.250.050190.20090.050190.20510.050190.21653.509.621110.00.068310.14760.068310.15070.068310.15904.0012.57125.70.089220.11300.089220.11540.089220.12184.5015.90141.10.11290.089280.11290.091170.11290.096205.0019.63157.10.13940.072320.13940.073850.13940.077925.5023.76172.80.16870.059770.16870.061030.16870.064406.0028.27188.50.20070.050220.20070.051280.20070.054116.5033.18204.20.23560.042790.23560.043700.23560.046117.0038.48219.90.27320.036900.27320.037680.27320.03976产品规格冷拉合金线材直径1.0-10.0mm热轧合金盘元 直径8.0-12.0mm冷轧合金带材厚度0.5-3.5mm宽度5.0-45.0mm热轧合金带材厚度3.0-6.0mm宽度12.0-45.0mm绕轴光亮细丝直径0.1-1.0mm绕轴光亮扁丝厚度0.08-1.50mm宽度0.5-5.0mm交货状态1、供货状态线材和盘元以白亮或者氧化色软态供应。带材除特殊要求外，一般以退火后的氧化色供应。细丝和扁丝经保护气体退火后，以光亮软态供应。2、产品包装线材和带材以打包布包扎，成卷供应。细丝和扁丝，绕轴塑封供应。