Nichrome Resistance tape/ribbon/Strip Nicr 3520 /N4/ChromeD Strip
Nickel Chromium Alloy Introduction:
Nickel Chromium alloy has high resistivity, good anti-oxidation properties, high temperature strength, very good form stability and weld ability. It is widely used in electrical heating element material, resistor, industrial furnaces, etc.
Detailed Description:
Grade: NiCr 80/20 is also called Chromel A, N8, Nichrome V, HAI-NiCr 80, Tophet A, Resistohm 80, Cronix 80, Protoloy, Alloy A, MWS-650, Stablohm 650, NCHW1
We also produce other kind of nichrome resistance wire, such as NiCr 70/30,NiCr 60/15,NiCr 60/23,NiCr 37/18, NiCr 35/20, NiCr 35/20, NiCr 25/20,Karma
Chemical Composition and Propertes
| Propertes/Grade |
NiCr 80/20 |
NiCr 70/30 |
NiCr 60/15 |
NiCr 35/20 |
NiCr 30/20 |
| Main Chemical Composition(%) |
Ni |
Bal. |
Bal. |
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 |
Bal. |
Bal. |
Bal. |
| Max Working Temperature (ºC) |
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 Thermal Expansion
(α × 10-6/ºC) |
18 |
17 |
17 |
19 |
19 |
| Melting Point(ºC) |
1400 |
1380 |
1390 |
1390 |
1390 |
| Elongation(%) |
> 20 |
> 20 |
> 20 |
> 20 |
> 20 |
| Micrographic Structure |
austenite |
austenite |
austenite |
austenite |
austenite |
| Magnetic Property |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
nonmagnetic |
| Product |
Nichrome Strip/Nichrome Tape/Nichrome Sheet/Nichrome Plate |
| Grade |
Ni80Cr20/Resistohm 80/Chromel A |
| Chemical Composition |
Nickel 80%, Chrome 20% |
| Resistivity |
1.09 ohm mm2/m |
| Condition |
Bright, Annealed, Soft |
| Surface |
BA, 2B, polished |
We also produce NiCr 60/15, NiCr 38/17, NiCr 70/30, NiCr AA, NiCr 60/23, NiFe80, NiFe50, NiFe42,NiFe36, etc.
Audited Supplier 
){kind=link}