' 本公司供应铁铬铝电炉丝,出厂前均经过软态处理，具有较好的塑形和韧性，产品可直接加工成螺旋型、波纹型、Z字型、立绕带型，钢种规格齐全，产品纯度高、杂质低，电阻率稳定，表面抗氧化性好，具有较高的高温强度。广泛用于工业电炉、冶金、机械、电器、飞机、汽车制造、军工等行业制作发热元件和电阻元件。生产规格：丝Ф0.03㎜—Ф10㎜，棒Ф10㎜—Ф300㎜；供应状态：氧化色或光亮软态供应；注意事项：电炉丝在设计时根据合理的表面负荷选择正确的线径；电炉丝安装前对炉膛全面检查，清除铁素体、结碳，避免短路或者炉丝击穿；电炉丝安装时应按照设计的接线方式正确连接；电炉丝使用前检查控温系统的灵敏度，防止温控失灵，造成电炉丝烧坏。铁铬铝电炉丝性能：牌号性能?1Cr13Al4?0Cr23Al5?0Cr25Al5?0Cr21Al6Nb?0Cr27Al7Mo2主要化学成分Cr12.0-15.020.5-23.523.0-26.021.0-23.026.5-27.8Al4.0-6.04.2-5.34.5-6.55.0-7.06.0-7.0Fe余量余量余量余量余量Re适量适量适量适量适量Nb———加入量0.5—Mo————加入量1.8-2.2最高使用温度℃9501250125013501400熔点℃14501500150015101520密度g/cm37.47.257.17.17.1电阻率μΩ·m1.25±0.081.35±0.061.42±0.071.45±0.071.53±0.07比热20℃ J/g.℃0.4900.4600.4940.4940.494快速寿命值h/℃温度℃9001250125013501400小时h≥80≥80≥80≥80≥80导热系数KJ/m·h·℃52.060.246.146.145.2膨胀系数a×10-6/℃15.415.016.016.016.0抗拉强度 Mpa588-735637-784637-784637-784637-784延伸率%≥16≥12≥12≥12≥10反复弯曲次数F/R≥5≥5≥5≥5≥5硬度H·B200-260200-260200-260200-260200-260显微组织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? 性铁铬铝电炉丝设计参数：线径mm截面积mm2每米表面积cm2/mCr20Ni80Cr15Ni60Cr30Ni70每米电阻Ω/m每? 欧表面积cm2/Ω每米重量g/m每米电阻Ω/m每? 欧表面积cm2/Ω每米重量g/m每米电阻Ω/m每? 欧表面积cm2/Ω每米重量g/m10.078.503140.0139226006520.0140220006440.015636209009.5070.852980.0154194005880.0157190005810.0167574178009.0063.592830.0171166005280.0175162005220.0186515152008.5056.722670.0192139004710.0196136204650.0208459128008.0050.302510.0217116004170.0221114004120.0235407106807.5044.202360.024795503670.025193803610.026735888307.0038.502200.028377603190.028876203160.030631271806.5033.202040.032862202750.033561002720.035526957406.0029.301880.038648902350.039348002320.041722945005.5023.801730.045937701970.046737001950.049619334805.0019.601570.055528301630.056527801610.060215826004.5015.901410.068520601320.069820301300.074212819004.0012.601260.086714501040.088314201030.093710213403.509.6201100.11397179.70.11595378.90.12377.98943.007.07094.20.15461158.70.15760058.00.16757.35642.806.16088.00.17749751.10.18048850.50.19249.94582.504.91078.50.22235440.70.22634740.30.2439.83272.203.80069.10.28724131.60.29223731.20.31130.82222.003.14062.80.34718126.10.35317825.80.37625.41671.802.54056.50.42813221.10.43613020.90.46520.61211.602.01050.30.54292.716.70.55291.016.50.58716.385.61.401.54044.00.70862.112.80.72161.012.60.76612.557.41.201.13037.70.96439.19.390.98138.49.271.049.1536.21.000.78531.41.3922.66.521.4122.26.441.506.3620.90.900.63628.31.7116.55.281.7416.25.221.865.1515.20.800.50325.12.1711.64.172.2111.44.122.354.0710.70.700.38522.02.837.763.192.887.603.163.063.127.190.650.33220.43.286.222.753.356.102.723.552.695.750.600.28318.83.864.892.353.934.802.324.172.294.510.550.23817.34.593.771.974.673.701.954.961.933.490.500.19615.75.552.831.635.652.781.616.021.592.610.450.15914.16.852.061.326.982.031.307.421.291.900.400.12612.68.671.451.048.831.421.039.371.021.340.350.096211.011.30.9710.79911.50.9530.78912.30.7790.8940.300.07079.4215.40.6110.58715.70.6000.58016.70.5730.5640.270.05728.4719.10.4400.47519.40.4370.46920.60.4630.7410.250.04917.8522.20.3540.40722.60.3470.40324.00.3980.3270.220.03806.9128.70.2410.31629.20.2370.31231.10.3080.2220.200.03146.2834.70.1810.26135.30.1780.25837.60.2540.167民用炉条参数：标定功率w额定电压v钢丝直径mm炉丝外径mm炉丝长度(参考值)mm炉丝重量g3002200.253.71221.95002200.353.91964.36002200.404.22286.18002200.504.730211.110002200.604.940718.512002200.705.647428.515002200.805.855439.020002200.956.167657.925002201.106.974583.330002201.207.179298.3欢迎来电或上门详谈。温馨提示： 价格因市场变化会有所浮动，仅供参考！下单前敬请旺旺咨询或来电咨询，避免给您带来不便.联系人: 胡克峰 先生（经理)手 机： 13401256678传 真： 86 0515 85410078地 址： 中国 江苏 东台市广山工业园区网址：https://dtthgyl.1688.com