Nichrome Cr20/Ni80 Rod

The excellent high temperature resistance Nichrome Cr20/Ni80 Rod has high melting point and tensile strength, is best fit for foam cutters and imparts extremely high resistance to corrosion and oxidation and used in elevated temperature applications.

Specifications of Nichrome 80/20 Rod
Rod Size diameter: 3mm above, length: 20mm above

Chemical Composition and Main Properties of Nichrome Rod
Properties Grade NiCr80/20 NiCr70/30 NiCr60/15 NiCr35/20 NiCr30/20
Main Chemical Composition Ni Balance Balance 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 Balance Balance Balance
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
Coef. 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

Characteristics of Nichrome80/20 Rod
1. High resistivity, firmness and ductility
2. Tremendous oxidation resistance
3. Excellent weldability and Mechanical character

Applications of Nichrome 80/20 Rod:
1. Heating Equipment’s components.
2. Metal sheathed tubular elements
3. Water Heaters
4. Plastic Molding Dies