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Fe-Cr-Al electric resistance strips wires We remain instrumental in offering a wide gamut of superbly prepared materials for clients. We offer Fe-Cr-Al electric resistance strips wires that are widely demanded across global markets. Our expert professionals work with diligence to bring forth meticulously made resistance wires and strips. We also offer customization facility. 1.Introduction to products With the characteristics of high resistance, low coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature, as well as the lower price, it is widely used in industrial electric furnace, household electrical appliance and far infrared ray device. 2. Products and services
1.Pass: ISO9001 certification;
2.fine after-sale services;
3.small order accepted;
4.samples available;
3.Application Our Products widely apply to chemical industry, metallurgy mechanism, glass industry, ceramic industry, home appliance area and so on. 4.size wires:0.018-10mm Ribbons:0.05*0.2-2.0*6.0mm Strips:0.5*5.0-5.0*250mm Bars:D10-100mm FeCrAl series 1Cr13Al4, 0Cr19Al3, 0Cr21Al4, 0Cr21Al6, 0Cr23Al5, 0Cr25Al5, 0Cr21Al6Nb, 0Cr27Al7Mo2
| Alloy Nomenclature Performance |
1Cr13Al4 |
0Cr25Al5 |
0Cr21Al6 |
0Cr23Al5 |
0Cr21Al4 |
0Cr21Al6Nb |
0Cr27Al7Mo2 |
| Main Chemical composition |
Cr |
12.0-15.0 |
23.0-26.0 |
19.0-22.0 |
20.5-23.5 |
18.0-21.0 |
21.0-23.0 |
26.5-27.8 |
| Al |
4.0-6.0 |
4.5-6.5 |
5.0-7.0 |
4.2-5.3 |
3.0-4.2 |
5.0-7.0 |
6.0-7.0 |
| Re |
opportune |
opportune |
opportune |
opportune |
opportune |
opportune |
opportune |
| Fe |
Rest |
Rest |
Rest |
Rest |
Rest |
Rest |
Rest |
| |
|
|
|
|
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Nb0.5 |
Mo1.8-2.2 |
| Max. continuous service temp. of element(°C) |
950 |
1250 |
1250 |
1250 |
1100 |
1350 |
1400 |
| Resistivity at 20ºC(μΩ·m) |
1.25 |
1.42 |
1.42 |
1.35 |
1.23 |
1.45 |
1.53 |
| Density(g/cm3) |
7.40 |
7.10 |
7.16 |
7.25 |
7.35 |
7.10 |
7.10 |
| Thermal conductivity(KJ/m·h·ºC) |
52.7 |
46.1 |
63.2 |
60.2 |
46.9 |
46.1 |
| Coefficient of lines expansion(α×10-6/ºC) |
15.4 |
16.0 |
14.7 |
15.0 |
13.5 |
16.0 |
16.0 |
| Melting point approx.( ºC) |
1450 |
1500 |
1500 |
1500 |
1500 |
1510 |
1520 |
| Tensile strength(N/mm2) |
580-680 |
630-780 |
630-780 |
630-780 |
600-700 |
650-800 |
680-830 |
| Elongation at rupture(%) |
>16 |
>12 |
>12 |
>12 |
>12 |
>12 |
>10 |
| Variation of area(%) |
65-75 |
60-75 |
65-75 |
65-75 |
65-75 |
65-75 |
65-75 |
| Repeat Bending frequency(F/R) |
>5 |
>5 |
>5 |
>5 |
>5 |
>5 |
>5 |
| Hardness(H.B.) |
200-260 |
200-260 |
200-260 |
200-260 |
200-260 |
200-260 |
200-260 |
| continuous servicetime(Hours/ ºC) |
-- |
≥80/1300 |
≥80/1300 |
≥80/1300 |
≥80/1250 |
≥50/1350 |
≥50/1350 |
| Micrographic structure |
Ferrite |
Ferrite |
Ferrite |
Ferrite |
Ferrite |
Ferrite |
Ferrite |
| Magnetic properties |
Magnetic |
Magnetic |
Magnetic |
Magnetic |
Magnetic |
Magnetic |
Magnetic |
We also produce other alloy series such as: NiCr series: Cr20Ni80,Cr30Ni70,Cr20Ni35,Cr20Ni30,Cr15Ni60 CuNi series: CuNi1,CuNi2,CuNi6,CuNi8,CuNi19,CuNi30,CuNi34,CuNi44,Monel wire,Dumet wire
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