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详细信息
| 类型： |
-（W）
|
功率： |
镍铬丝
((W))
|
| 常温电阻： |
材料
((Ω))
|
材质： |
-（Ω）
|
| 额定频率： |
-
((Hz))
|
密度： |
高质量电热元件
((g/cm3))
|
铬、镍铬铁电阻电热合金技术参数一、镍铬、镍铬铁电阻电热合金主要性能牌号 性能Cr20Ni80Cr30Ni70Cr15Ni60主要化学成份NiRestRest55.0-61.0Cr20.0-23.028.0-31.015.0-18.0Fe≤1.0≤1.0Rest元件最高使用温度（ºC）120012501150电阻率20ºC (μΩ·m)1.091.181.12密度(g/cm3)8.408.108.20导热系数(KJ/m·h·ºC)60.345.245.2线胀系数(α×10-6/ºC)18.017.017.0熔点约值( ºC)140013801390延伸率(%)>20>20>20显微组织austeniteausteniteaustenite磁性nonmagneticnonmagneticnonmagnetic二、镍铬、镍铬铁系列直径及其特性（换算表）直径(mm)截面积(mm2)每米表面积(cm2/m)Cr20Ni80,Cr30Ni70,Cr15Ni60电阻率 μΩ • m 1.09~1.20±0.0520ºC每米电阻(Ω/m)每千克长度(m/kg)每米重量(kg/m)0.100.00783.14143.9155780.00006410.120.01133.7799.90107530.00009290.150.01774.7163.9468650.00014560.170.02275.349.7853530.00018680.190.02845.9739.8542780.00023370.210.03466.6029.7231980.00031260.250.04917.8522.8624750.0004040.270.05738.4818.3519730.00050680.290.06619.1115.9817180.0005820.310.07559.7414.0515110.00066180.350.096211.0011.7412630.00079170.400.125712.578.992966.60.0010350.450.159014.147.105764.20.0013090.500.196315.715.755619.00.0016160.600.28318.854.103429.40.0023290.700.38522.03.014315.60.0031690.800.50325.12.308241.60.0041390.900.63628.31.823191.00.0052361.000.78531.41.477154.80.0064601.201.13137.70.999107.40.0093111.401.53944.00.73478.950.012671.603.0150.30.56260.450.016541.802.5456.50.44447.840.020902.003.1462.80.36038.700.025842.203.8069.10.29731.980.031272.504.9178.50.205322.890.043692.806.1688.00.18419.730.050683.007.0794.20.16017.190.058173.509.62110.00.11712.630.079184.0012.57125.70.0909.6670.10344.5015.90141.40.0717.6420.13095.0019.63157.10.0566.1900.16165.5023.80172.80.0495.1050.19596.0028.30188.50.0414.2940.23296.5033.202040.0353.6600.27327.0038.502200.0303.1560.3169联系人：徐小姐 15300793120
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