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Resistance Wire Nickel Chromium

Fe-Cr-Al | Fecral High Resistance Electric Heating Alloy wire

Main features

Performance|Grade1Cr13Al40Cr25Al50Cr21Al60Cr23Al50Cr21Al40Cr21Al6Nb0Cr27Al7Mo2
Main chemical composition Cr 12.0-15.023.0-26.019.0-22.022.5-24.518.0-21.021.0-23.026.5-27.8
Al 4.0-6.04.5-6.55.0-7.04.2-5.03.0-4.25.0-7.06.0-7.0
RE proper amountproper amountproper amountproper amountproper amountproper amountproper amount
Fe the restthe restthe restthe restthe restthe restthe rest
Nb0.5Mo1.8-2.2
Component maximum operating temperature(℃) 950125012501250110013501400
Resistivity μΩ.m,20℃ 1.251.421.421.351.231.451.53
Density (g/cm3 ) 7.47.107.167.257.357.107.10
Thermal Conductivity KJ/m.h.℃ 52.746.163.260.246.946.145.2
Coefficient of linear expansion α×10-6/℃ 15.416.014.715.013.516.016.0
Approximate melting point 1450150015001500150015101520
Tensile strength Mpa 580-680630-780630-780630-780600-700650-800680-830
Coefficient of elongation % >16>12>12>12>12>12>10
reduction of area % 65-7560-7565-7565-7565-7565-7565-75
Repeated bending times >5>5>5>5>5>5>5
Hardness H.B. 200-260200-260200-260200-260200-260200-260200-260
Microstructural ferriteferriteferriteferriteferriteferriteferrite
Magnetismmagneticmagneticmagneticmagneticmagneticmagneticmagnetic

Specification

O.D. mmsection area mm2superficial area per meters cm2/m1Cr13Al40Cr25Al50Cr21Al60Cr23Al50Cr21Al40Cr21Al6Nb0Cr27Al7Mo2
electric Resistivity μΩ/m,20℃1.25±0.08electric Resistivity μΩ/m,20℃1.42±0.07electric Resistivity μΩ/m,20℃1.42±0.07electric Resistivity μΩ/m,20℃1.35±0.06electric Resistivity μΩ/m,20℃1.23±0.06electric Resistivity μΩ/m,20℃1.45±0.07electric Resistivity μΩ/m,20℃1.53±0.07
m/kgkg/mm/kgkg/mm/kgkg/mm/kgkg/mm/kgkg/mm/kgkg/mm/kgkg/m
Ω/m,Ω/m,Ω/m,Ω/m,Ω/m,Ω/m,Ω/m,
20℃20℃20℃20℃20℃20℃20℃
0.10.00783.14159.2172060.0000581180.6179330.0000558180.6179050.0000558173.1176830.0000566156.6174520.0000573184.6179330.0000558194.8179330.0000558
0.120.01133.77110.5119620.0000836125.6124530.0000803125.6123600.0000809119.5122060.0000819108.8120330.0000831128.2124530.0000803135.3124530.0000803
0.150.01774.7170.776470.00013180.479700.00012580.478910.00012876.477930.00012869.676920.0001382.179700.00012580.679700.000125
0.170.02275.3455.159540.00016862.662050.00016162.661530.00016359.560760.00016554.259880.00016763.962050.00016167.462050.000161
0.190.02845.9744.147660.0002150.149590.00020150.149180.00020348540.00020643.447850.00020951.149680.0002015449680.000201
0.210.03466.636.139010.0002564140660.0002464140370.00024835.539860.00027635.539370.00025441.940660.00024644.240660.000246
0.250.04917.8525.527530.00036328.928700.00034628.928440.00035227.528090.00035625.127700.00036129.528700.00034931.228700.000349
0.270.05738.4821.823600.00042424.824600.00040724.824370.0004121.924070.00044721.523750.0004212524600.00040726.724600.000407
0.290.06619.1118.920460.00048921.521320.00046921.521130.00047319.120870.00051318.620580.0004862221320.00046923.221320.000469
0.310.07559.7416.617900.00055918.818660.00053618.818490.00054116.818270.00058316.318020.00055519.218660.00053620.318660.000536
0.350.0962111314050.00071214.814640.00068314520.0006891414340.00069712.814140.00070715.114640.00068315.914640.000683
0.40.125712.579.9510750.0009311.311210.00089211.311110.000910.710970.0009119.7910820.00092411.5411210.00089212.1911210.000892
0.450.15914.147.868500.0011778.938860.0011298.938780.0011388.498670.001157.738550.001179.128860.0011299.628860.001129
0.50.196315.716.376880.0014537.237170.0013947.237110.0014066.887030.001426.266940.001447.387170.0013947.797170.001394
0.60.28318.854.424800.0020925.024980.002015.024940.0020264960.002054.354800.002085.134980.002015.414980.00201
0.70.385223.253510.0028483.693660.002733.693620.0027513.513580.002793.23530.002833.773660.002733.983660.00273
0.80.50325.12.492690.003722.832800.003572.832780.0036012.692740.003652.452700.0036972.882800.003573.042800.00357
0.90.63628.31.962120.0047082210.004522.232200.0045542.122170.004611.932130.0046752.282210.004522.412210.00452
10.78531.41.591720.0058121.808179.50.005571.808177.90.005621.721760.005691.571730.005771.85179.50.005571.95179.50.00557
1.21.13137.71.111190.0083691.256124.50.008031.256123.50.0080981.1941220.00821.091200.0083131.282124.50.008031.35124.50.00803
1.41.539440.81287.80.011390.92291.50.010930.92290.80.011020.87789.60.011160.79988.40.011310.94291.50.010930.99491.50.01093
1.62.0150.30.62267.20.014880.70670.10.014270.70669.50.014390.67268.60.014570.61267.70.014770.72170.10.014270.76170.10.01427
1.82.5456.50.49153.10.018830.55855.50.018030.55854.90.018190.53254.30.018420.48353.560.018670.5755.50.018030.60155.50.01803
23.1462.80.398430.023250.45244.80.02230.45244.50.024480.4343.90.022770.39243.330.023080.46244.80.02290.48744.80.0229
2.23.869.10.32935.50.028130.374370.0270.37436.80.02720.35536.30.027550.32435.80.027930.381370.0270.402370.027
2.54.9178.50.25527.50.036320.28928.70.03490.28928.40.035160.27528.10.038490.25127.710.036090.29528.70.03490.31228.70.0349
2.86.16880.20321.90.045570.23122.90.04370.23122.70.044110.21922.40.044660.222.080.045280.23522.90.04370.24822.90.0437
37.0794.20.176819.10.052310.20119.920.05020.20119.80.050620.19119.50.052160.17419.250.051960.20519.920.05020.21619.920.0502
3.59.621100.1299140.07120.147614.640.06830.147614.50.068880.1414.30.069750.127814.140.070710.15114.640.06830.15914.640.0683
412.57125.70.099510.750.092990.11311.210.08920.11311.10.090.107110.091130.097910.820.092390.115411.210.08920.121811.210.0892
4.515.9141.40.07868.50.11770.08938.860.11290.08938.780.11380.08498.670.11530.07738.550.11690.09128.860.11290.09628.860.1129
519.63157.10.06376.880.14530.07237.170.13940.07237.110.14060.06887.030.14230.06266.930.14430.07387.170.13940.07797.170.1394
5.523.8172.80.05265.690.17580.05985.920.1690.05985.870.17040.05685.80.17260.05185.720.17490.0615.920.1690.06445.920.169
628.3188.50.04424.780.20920.05024.980.2010.05024.940.20260.04774.880.20520.04354.810.2080.05134.980.2010.05414.980.201
6.533.22040.03774.070.24560.04284.240.2360.04284.210.23770.04074.150.24070.03714.090.2440.04374.240.2360.04614.240.236
738.52200.03253.510.28480.03693.660.2730.03693.630.27570.03513.580.27910.0323.530.28230.03773.660.2730.03983.660.273

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