Corrosion Resistance Of Nickel Chrome Flat Wire Ni80Cr20/NiCr8020 Heating Resistance Wire
5. corrosion resistance of nickel chrome flat wire Ni80Cr20/NiCr8020 heating resistance wire
Introduction:
1. Nichrome flat wire is a type of heating element wire that is commonly used in various applications such as in heaters, ovens, toasters, and other electrical appliances. It is made of an alloy of nickel and chromium, which provides high resistance to electrical current and excellent heat resistance. The flat shape of the wire allows for efficient heat transfer and distribution. Nichrome flat wire is known for its durability, stability at high temperatures, and consistent performance, making it a popular choice in the heating industry.
2.mechanical properties of Nichrome flat wire:
| Performance material | Cr10Ni90 | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
| Composición | Ni | 90 | Rest | Rest | 55.0～61.0 | 34.0～37.0 | 30.0～34.0 |
| Cr | 10 | 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 | |
| Temperatura máxima℃ | 1300 | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Punto de fusion ℃ | 1400 | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Densidad g/cm3 | 8.7 | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Resistividad μΩ·m,20℃ | 0.76±0.05 | 1.09±0.05 | 1.18±0.05 | 1.12±0.05 | 1.00±0.05 | 1.04±0.05 | |
| Alargamiento a la ruptura | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
| Calor especifico J/g.℃ | － | 0.44 | 0.461 | 0.494 | 0.5 | 0.5 | |
| Conductividad térmica KJ/m.h℃ | － | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Coeficiente de expansión de líneas a×10-6/(20～1000℃) | － | 18 | 17 | 17 | 19 | 19 | |
| Estructura micrográfica | － | Austenite | Austenite | Austenite | Austenite | Austenite | |
| Propiedades magnéticas | － | Nonmagnetic | Nonmagnetic | Nonmagnetic | Weak magnetic | Weak magnetic | |
| Form | Specification | |
| Wire | Diameter=0.025mm~8mm | |
| Flat wire | Width=0.40~6.0mm | Thick=0.03~0.50mm |
| Strip | width=8~250mm | Thick=0.05~3.0mm |
| Bar | Diameter=8~100mm | Long=50~1000 |
Application fields:
Due to its high temperature performance and corrosion resistance, Cr20Ni80 alloy wire is widely used in industrial heaters, electric furnace heating elements, hot blast furnaces, resistance heaters, heat treatment equipment and other fields. It is also used to make electric heating elements such as resistance wires, heating wires, and electric heaters.
Service:
We provide comprehensive nickel-chromium alloy technical support and services to ensure the normal operation of our customers' products. Our experienced technical team will provide customers with various services such as installation, maintenance, troubleshooting, and answer any questions they may have about the product. We also provide customized solutions, designing and manufacturing nickel-chromium alloy products according to customer needs. We are committed to ensuring customers are satisfied with their purchases, providing timely support and building great relationships.
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email:victory@dlx-alloy.com
Oem service:
Welcome customized size
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Size dimension range:
Wire: 0.01-10mm
Ribbons: 0.05*0.2-2.0*6.0mm
Strip: 0.05*5.0-5.0*250mm
NiCr series: Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, Cr20Ni30
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