High Temperature Nickel Chromium Resistance Wire / Ribbon For Heating Industry
Nickel chromium alloy with iron resistance electrothermal high resistivity, surface body sexual well. At high temperature and high intensity,
and a good performance and processing may welding nature widely used metallurgical, electrical, mechanical components and electrical
manufacturing industries for doing heat resistance material.
Ni-Cr Type:Cr20Ni80,Cr15Ni60, Cr20Ni35, Cr20Ni30, Cr25Ni20 etc.Series electric flat belt, electric fire wire.
Product size:
Round wire dia.0.05—12mm;
flat strip thickness0.03—5mm,flat strip width0.2—500mm.
Main grades and properties
| Type |
Cr20Ni80 |
Cr15Ni60 |
Cr30Ni70 |
Cr20Ni35 |
Cr20Ni30 |
| |
| Main chemical composition |
Ni |
Rest |
55.0~61.0 |
Rest |
34.0~37.0 |
30.0~34.0 |
| Cr |
20.0~23.0 |
15.0~18.0 |
28.0~31.0 |
18.0~21.0 |
18.0~21.0 |
| Fe |
≤1 |
Rest |
≤1 |
Rest |
Rest |
| Maximal Temperature(℃) |
1200 |
1150 |
1250 |
1100 |
1100 |
| Resistance Temperature correction coefficient.(CT) |
1.09±0.05 |
1.11±0.05 |
1.18±0.05 |
1.04±0.05 |
1.06±0.05 |
| Melting point (℃) |
1400 |
1390 |
1380 |
1390 |
1390 |
| Resistivityρ20℃(10-6Ω.m) |
800℃ |
1.008 |
1.078 |
1.028 |
1.188 |
1.173 |
| 1000℃ |
1.014 |
1.095 |
1.033 |
1.219 |
1.201 |
| 1200℃ |
1.025 |
|
1.043 |
|
|
| Fast life value |
Tem.(℃) |
1175 |
1100 |
1200 |
1050 |
1050 |
| hour(h) |
≥110 |
≥100 |
≥110 |
≥100 |
≥100 |
| Specific gravity(g/cm3) |
8.40 |
8.2 |
8.1 |
7.90 |
7.90 |
| Elongation(%) |
≥25 |
≥25 |
≥20 |
≥20 |
≥20 |
| Thermal(kj/m.h.℃) |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
| Specific heat(20℃)j/g.℃ |
0.440 |
0.494 |
0.461 |
0.500 |
0.500 |
| Extend strength(20~1000℃)α*10-6℃ |
18.0 |
17.0 |
17.1 |
19.0 |
19.0 |
| Tensile strength(kg/mm2) |
>85 |
>85 |
>85 |
>85 |
>85 |
| Repeatedly bending(F/R) |
>12 |
>12 |
>12 |
>12 |
>12 |
| Microstructure |
Austenitic |
Austenitic |
Austenitic |
Austenitic |
Austenitic |
Product Tags:
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High Temperature Nickel Chromium Resistance Wire / Ribbon For Heating Industry Images
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