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China Supplier Tophet A - GNC108/Nichrome/X20h80 Heating Wire / Flexible Resistance Stranded Wire for Resistor and Heater – TANKII Detail:
GNC108/Nichrome/X20H80 Heating Wire / Flexible Resistance Stranded Wires
Description
| Alloy |
Standard Strand Construction, mm |
Resistance,Ω/m |
Strand Diameter Nominal, mm |
Meter per Kilo |
| NiCr 80/20 |
19×0.544 |
0.233-0.269 |
|
26 |
| NiCr 80/20 |
19×0.61 |
0.205-0.250 |
|
|
| NiCr 80/20 |
19×0.523 |
0.276-0.306 |
2.67 |
30 |
| NiCr 80/20 |
19×0.574 |
|
2.87 |
25 |
| NiCr 80/20 |
37×0.385 |
0.248-0.302 |
2.76 |
26 |
| NiCr 60/15 |
19×0.508 |
0.286-0.318 |
|
|
| NiCr 60/15 |
19×0.523 |
0.276-0.304 |
|
30 |
| Ni |
19×0.574 |
0.020-0.027 |
2.87 |
21 |
Details
| Propertes/Grade |
Cr20Ni80 |
Cr30Ni70 |
Cr15Ni60 |
Cr20Ni35 |
Cr20Ni30 |
| Main Chemical composition |
Ni |
Rest |
Rest |
55.0-61.0 |
34.0-37.0 |
30.0-34.0 |
|
Cr |
20.0-23.0 |
28.0-31.0 |
15.0-18.0 |
18.0-21.0 |
18.0-21.0 |
|
Fe |
≤ 1.0 |
≤ 1.0 |
Rest |
Rest |
Rest |
| Max. continuous service temp. of element |
1200 |
1250 |
1150 |
1100 |
1100 |
| Resistivity at 20oC (μ Ω · m) |
1.09 |
1.18 |
1.12 |
1.04 |
1.04 |
| Density (g/cm3) |
8.4 |
8.1 |
8.2 |
7.9 |
7.9 |
| Thermal conductivity(KJ/m· h· oC) |
60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
| Coefficient of lines expansion(α × 10-6/oC) |
18 |
17 |
17 |
19 |
19 |
| Melting point (approx. )( oC) |
1400 |
1380 |
1390 |
1390 |
1390 |
| Elongation at rupture (%) |
> 20 |
> 20 |
> 20 |
> 20 |
> 20 |
| Micrographic structure |
austenite |
austenite |
austenite |
austenite |
austenite |
| Magnetic properties |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
| Chemical Composition |
Nickel , Chrome |
| Condition |
Bright/Acid white/Oxidied Color |
| Grade |
Ni80Cr20, Ni70/30, Ni60Cr15, Ni60Cr23, Ni35Cr20Fe, Ni30Cr20 Ni80, Ni70,Ni60, Ni40, |
| Advantage |
Nichrome’s metallurgical structure confers them a very good plasticity when cold. |
| Characteristics |
Stable performance; Anti-oxidation; Corrosion resistance; High temperature stability; Excellent coil-forming ability; Uniform and beautiful surface condition without spots. |


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