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*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: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产品规格冷拉合金线材直径φ1.0-φ10.0mm热轧合金盘元直径φ8.0-φ12.0mm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φ0.1-φ1.0mm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。
3、出口产品及用户有特殊要求者，协商解决。
 注意事项1、电炉丝在设计时应根据功率接线方法，合理的表面负荷，正确选用丝径；2、电炉丝在安装前应对炉膛*检查，*铁素体，结碳，与电炉上接触的隐患，避免短路，以防造成炉丝击穿；3、电炉丝在安装时应按设计的接线方法正确连接；4、在使用电炉丝前应检查控温系统的灵敏度，以防温失灵，造成电炉丝烧毁。
 上海昊誉机械有限公司 HaoyuShanghaiElectricalHeatingAppliances Co.,Ltd.联系人 CONTACT：艾文（Evan）电话TEL：086-*********                 086-15121147052传真FAX: 086-021-39105880www.hyheating.com标签：  上海市镍铬电热丝 上海市镍铬电热丝厂家上海市上海市上海市镍铬电热丝厂家供应镍铬电热丝发热电炉丝