Evanohm Foil 0.001~0.009mm Thickness Used For Microelement / Strainometer
Evanohm Foil 0.001~0.009mm Thickness Used For Microelement / Strainometer
Tankii Nickel-chromium alloy with high and stable resistance, corrosion resistance, surface oxidation resistance, excellent coil- forming ability.it is an ideal material,it has good ductility,workability and weldability under high temperature and seismic strength.
Common Name:Karma, Evanohm, Ni80Cr20,Nikrothal 8,MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,Alloy 650,N8,Resistohm 80, Stablohm 650,Nichorme V,Nikrothal 80.
NiCr series: Karma, Evanohm, Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, Cr20Ni30.
1. Size dimension range:
Foil: Tailor-made
Wire: 0.01-10mm
Ribbons: 0.05*0.2-2.0*6.0mm
Strip: 0.05*5.0-5.0*250mm
Bar:10-50mm
Key Features of nichrome products:
- Nichrome 80 is a proven electrical resistance heating material
- Produces adherent chromium oxide layer to prevent oxidation
- Highly durable and corrosion resistant
- Ideal for use in frequent temperature switching application
Propertes/Grade |
Evanohm |
Karma |
NiCr 80/20 |
NiCr 70/30 |
NiCr 60/15 |
NiCr 35/20 |
NiCr 30/20 |
|
Main Chemical Composition(%) |
Ni |
Bal. |
Bal. |
Bal. |
Bal. |
55.0-61.0 |
34.0-37.0 |
30.0-34.0 |
Cr |
19~21.5 | 19~21.5 | 20.0-23.0 |
28.0-31.0 |
15.0-18.0 |
18.0-21.0 |
18.0-21.0 |
|
Fe |
- | 2~3 | ≤ 1.0 |
≤ 1.0 |
Bal. |
Bal. |
Bal. |
|
| Al | 2.7~3.2 | 2.7~3.2 | - | - | - | - | - | |
| Cu | 2.0~3.0 | - | - | - | - | - | - | |
| Mn | 0.5~1.5 | 0.5~1.5 | - | - | - | - | - | |
Max Working Temperature(ºC) |
400 | 300 | 1200 |
1250 |
1150 |
1100 |
1100 |
|
Resistivity at 20ºC (μ Ω · m) |
1.33 | 1.33 | 1.09 |
1.18 |
1.12 |
1.04 |
1.04 |
|
Density(g/cm3) |
8.1 | 8.1 | 8.4 |
8.1 |
8.2 |
7.9 |
7.9 |
|
Thermal Conductivity (KJ/m· h· ºC) |
46 | 46 | 60.3 |
45.2 |
45.2 |
43.8 |
43.8 |
|
Coefficient of Thermal Expansion(α × 10-6/ºC) |
- | - | 18 |
17 |
17 |
19 |
19 |
|
Melting Point(ºC) |
1400 | 1400 | 1400 |
1380 |
1390 |
1390 |
1390 |
|
Elongation(%) |
10~20 | 10~20 | > 20 |
> 20 |
> 20 |
> 20 |
> 20 |
|
Micrographic Structure |
austenite | austenite | austenite |
austenite |
austenite |
austenite |
austenite |
|
Magnetic Property |
Non | Non | nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
|
2. Products and services
1> ROHS cerfication;
2.> Small orders are accepted;
3.> Factory direct sale;
4.> Timely delivery;
5> Samples are available;
3 Features
1>. Good oxidation resistance;
2> . Low embrittlement at high temperature;
3.> Good plasticity(easier to give them a shape);
4> . Nice performance and processing;
4 Applications
1> . In metal sheathed tubular elements used in grills;
2> . Toaster ovens;
3.> Storage heaters;
4.> As suspended coils in air heaters;
5.> Used in clothes dryers, fan heaters, hand dryers;
6> . Industrial hot wire foam cutters.
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