1. Introduce
– Ni-Cr-Fe heat conducting alloy with chemical composition of 80% Ni, 20% Cr
– Typically used in applications with a maximum operating temperature of 1250°C
– Common name : Alloy 80/20, Nichrome 80
– UNS N06003
2. Property
– High temperature oxidation resistance, electrical resistance, corrosion resistance, strength, good creep strength
| Element | Impact |
|---|---|
| Ni | Provides corrosion resistance, high temperature strength |
| Cr | Provides oxidation resistance |
[Nichrome(80-20) Chemical Composition (%)]
| Fe | Cr | Ni | Si |
|---|---|---|---|
| 1.00 | 19.00 ~ 21.00 | Min. 75.00 | 0.50 ~ 2.00 |
| Mn | Cu | C | |
|---|---|---|---|
| 1.00 | 0.50 | 0.15 |
[Nichrome(80-20) Mechanical Properties]
| Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) |
|---|---|---|
| 725~810 | 300~420 | 25 |
[Nichrome(80-20) Physical Properties]
| Density (g/㎤) | Melting Range (℃) | Specific Heat (0-100℃), J/kg*℃ |
|---|---|---|
| 8.3 | 1400 | 420 |
3. Standard & Specification
– Specification : UNS N06003
| ASTM | B344 |
| AMS | 5676 |
| DIN | 2.4867 |
| Product Form | DIN |
|---|---|
| Bar | 17470, 17471 |
| Strip | 17470, 17471 |
| Wire, Rod | 17470, 17471 |
4. Available Form
– Bar, Rod
– Sheet, Plate, Strip, Foil
– Tube, Pipe
– Wire
– Powder
5. Application & Product
– Electrical, Medical
| Application | Product |
|---|---|
| Electrical | Resistance wire, Toaster, Electric kettle, Space heater, Oven, Iron |
| Medical | Dental prosthesis |
(1) Electrical resistance wire / (2) Toaster / (3) Space heater / (4) Dental prosthesis
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