Ohmalloy 109
(Common Name:Ni80Cr20, Nikrothal8 ,MWS-650, NiCrA, Tophet A, HAI-NiCr 80, Chromel A, Alloy A, Alloy 650, N8, Resistohm 80, Stablohm 650, Nichorme V, Nikrothal 80.)
Ni80Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by high resistivity, good oxidation resistance and very good form stability. It is suitable for use at temperatures up to 1200°C,and hold a superior service life compared to Iron chromium alumium alloys
Products Details
1). Chemical composition(%)
| C |
P |
S |
Mn |
Si |
Cr |
Ni |
Al |
Fe |
Other |
| 0.03 |
0.02 |
0.15 |
0.60 |
0.75-1.60 |
20.0~23.0 |
Bal. |
Max0.5 |
Max1.0 |
_ |
2). Typical Mechanical properties(1.0mm)
| Yield strength |
Tensile Strength |
Elongation |
| Mpa |
Mpa |
% |
| 420 |
810 |
30 |
3). Typical Physical properties
| Density (g/cm3) |
8.4 |
| Electrical resistivity at 20ºC(Ωmm2/m) |
1.09 |
| Conductivity coefficient at 20ºC (WmK) |
15 |
4). Coefficient of Thermal Expansion
| Temperyure |
Coefficient of Thermal Expansion x10-6/ºC |
| 20 ºC- 1000ºC |
20 |
5). Specific Heat Capacity
| Temperature |
20ºC |
| J/gK |
0.46 |
| Melting point (ºC) |
1400 |
| Max continuous operating temperature in air (ºC) |
1200 |
| Magnetic properties |
non-magnetic |
6). Temperature Factors for Electrical Resistivity
| 20ºC |
100ºC |
200ºC |
300ºC |
400ºC |
600ºC |
| 1 |
1.006 |
1.012 |
1.018 |
1.025 |
1.018 |
| 700ºC |
800ºC |
900ºC |
1000ºC |
1100ºC |
1300ºC |
| 1.01 |
1.08 |
1.01 |
1.014 |
1.021 |
- |
7) Style of Supply
| Alloys name |
Type |
Dimension |
| OhmAlloy109W |
Wire |
D=0.03mm~8mm |
| OhmAlloy109R |
Ribbon |
W=0.4~40 |
T=0.03~2.9mm |
| OhmAlloy109S |
Strip |
W=8~250mm |
T=0.1~3.0 |
| OhmAlloy109F |
Foil |
W=6~120mm |
T=0.003~0.1 |
| OhmAlloy109B |
Bar |
Dia=8~100mm |
L=50~1000 |
Product Tags:
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Chromel A Ni80Cr20 Electric Heater Spring Acid Pickled Surface For Furnace Images
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