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1、铁铬铝电热合金丝主要技术性能铁铬铬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Cr12.015.017.0-21.019.0-22.020.0-23.523.0-26.021.023.026.527.8AI4.06.02.04.05.07.04.25.34.56.55.07.06.0
2、7.0Fe余量余量余量余量余量余量余量分%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兀件最 高使用 温度。C950110012501250125013501400熔点C1450150015001500150015101520密度 g/cm37.407.357.167.257.107.107.10电阻率m,20C125土0.081.23土0.061. 42 土0.071. 350.061.42土0.071.45土0.071. 53 土0.07抗拉强588637637637637637686度Mpa735784784784784784784延伸 率%M16M12M12$1
3、2$12$12$10反复弯 曲次数M5M5M5$5$5$5快速寿 命h/CM80/1M80/1$80/1$80/1$80/1$80/1250300300300350350比热J/g.C0.4900.4900.5200.4600.4940.4940.494导热系 数KJ/m.hC52746963260246.146.145.2线胀系 数 aX10- 6/C15413514.715016.016.016.0(201000C硬度HB200200200200200200200260260260260260260260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
4、辂铝电热合金丝主要设计参数熨：线 径 (m m)截面 积 (mm2)每 米 表 面 积 cm2/m0Cr25AL50Cr21AL6Nb0Cr27AL7Mo2每米重 量 kg/m每米电 阻Q/m,20C每米重 量 kg/m每米电 阻Q/m,20C每米重1 kg/m每米电 阻Q/m,20C0.0.0073.10. 0000180.80. 0000184.60. 0000194.810854425576557655760.0. 0113.70. 0000125.60. 0000128.20. 0000135.31231708030803080300.0. 0174.70. 000180.360. 0
5、00182.050. 000186.581567122552552550.0.0225.30. 000162.560. 000163.880. 000167.411770416126126120.0.0285.90.000250.080.000251.140.000253.961935690130130130.0.0346.50.000241.000.000241.860.000244. 172164974594594590.0.0497.80.000328.930.000329.540.000331.172509544854854850.0.0578.40. 000424.800. 0004
6、25.330. 000426.722726820650650650.0.0669.10. 000421.500. 000421.950. 000423.162905116906906900.0.0759.70. 000518.810.000519.210.000520.273148393593593590.0.09611.0. 000614.760.000615.070.000615.903521008308308300.0.12512.0. 000811.300. 000811.540. 000812.18407579229229220.0.15914.0. 00118.9280. 0011
7、9. 1170. 00119.620450142929290.0. 19615.0.00137. 2320.00137. 3850.00137. 792503719494940.0.28218.0. 00205.0220.00205.1280.00205. 411607850707070.0.38421.0.00273 6900.00273. 7680.00273. 976708993232320.0.50225.0.00352. 8250.00352.8850.00353.044807136969690.0. 63628.0.00452. 2320.00452.2790.00452.4059
8、02281717171.0.78531.0.00551. 8080.00551. 8460.00551. 948004427676761.1.13137.0.00801. 2560.00801. 2820.00801. 35320703030301.1. 53943.0. 01090.92240.01090. 94190.01090. 993940983331.2. 01150.0.01420. 70630.01420. 72120.01420. 761060278881.2.54556.0.01800. 55800.01800. 56980.01800.601380557772.3.1426
9、2.0. 02230.45200. 02230. 46150. 02230.487000831112.3.80169.0. 02690. 37360. 02690. 38140. 02690. 402520129992.4.90978.0.03480. 28930.03480. 29540.03480.311750545552.6.15887.0.04370.23060.04370. 23550.04370.248580962223.7.06994.0.05010. 20090.05010. 20510. 05010.216500259993.9. 6211100. 06830. 14760.
10、 06830.15070.06830.159050.01114.12.571250.08920. 11300.08920.11540.08920. 121800.72224.15.901410.11290.08920.11290.09110.11290. 096250.18705.19.631570.13940 07230.13940. 07380.13940. 077900.12525.5023.76172.80. 16870. 059770. 16870.061030. 16870.06440&0028.27188.50. 20070.050220. 20070. 051280.20070.05411&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d10
