Luvalley Intl Trade Co., Ltd.

China Manufacturer with main products: Machinery, Equipment, Chemical, Hardware, Fabric, Lighting, Electronics, Auto

Home  >Products Catalog > Industrial Heaters and Heating Elements > Electric Wire / Electric Resistance Alloy Wire (OCr21Al4)

Electric Wire / Electric Resistance Alloy Wire (OCr21Al4)

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Specifications

Fe-Cr-Al Electric Wire / Electric Resistance Wire:

Our advantage of Resistance Wire: Reasonable price, high quality, shortdelivery time. Characteristics: Stable performance; Anti-oxidation; Corrosion resistance; High temperature stability; Excellent coil-forming ability; Uniform and beautiful surface condition without spots

Usage of Resistance Wire: Resistance heating elements; Material in metallurgy; Household appliances; Mechanical manufacturing and other industries.
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Technical parameters of Fe-Cr-Al alloy strip Table:
Material/performance
1Cr13AL4
0Cr21AL4
0Cr21AL6
0Cr23AL5
0Cr25AL5
Cr
AL
Fe
Re
 
12.0-15.0
18.0-21.0
19.0-22.0
20.0-23.5
23.0-26.0
23.0-26.0
4.0~6.0
3.0~4.2
5.0~7.0
4.2~5.3
4.5~6.5
4.5~6.5
Rest
Rest
Rest
Rest
Rest
Rest
Rest
Rest
Rest
Rest
Rest
Rest
 
 
 
 
 
 
Maximum temperature℃
950
1100
1250
1250
1250
Meltiing point℃
1450
1500
1500
1500
1500
g/cm3
7.40
7.35
7.16
7.25
7.10
Resistivity
μ Ω · m, 20℃
1.25± 0.08
1.23± 0.06
1.42± 0.07
1.35± 0.06
1.42± 0.07
Tensile strength
Mpa
580~680
600~700
630~780
630~780
637~784
Elongation at rupture
≥ 16
≥ 12
≥ 12
≥ 12
≥ 12
Repeat bending frequency
≥ 5
≥ 5
≥ 5
≥ 5
≥ 5
Fast life h/℃
— —
≥ 80/1250
≥ 80/1300
≥ 80/1300
≥ 80/1300
Specific heat
J/g. ℃
0.490
0.490
0.520
0.460
0.494
Thermal conductivity
KJ/m. H℃
52.7
46.9
63.2
60.2
46.1
Coefficient of lines expansion
a× 10-6/℃(20~1000℃)
15.4
13.5
14.7
15.0
16.0
Hardness HB
200~260
200~260
200~260
200~260
200~260
Micrographic structure
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite
Magnetic properties
Magnetic
Magnetic
Magnetic
Magnetic
Magnetic

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