Nichrome Resistance Strip NiCr 80/20 Strip/tape/Sheet/Ribbon
Our company focus on nichrome striop/sheet/plaste production.
Grade: NiCr 30/20, NiCr 60/23, NiCr 60/15, NiCr 70/30, NiCr 80/20
ASTM B603, DIN 17470, JIS C2520, GB/T1234.
Our advantage:High quality,short delivery time,small MOQ.
Characteristics:Stable performance; Anti-oxidation; Corrosion resistance; High temperature stability; Excellent coil-forming ability; Uniform and beautiful surface condition without spots.
Usage:Resistance heating elements;Material in metallurgy;Household appliances;Mechanical manufacturing and other industries.
Chemical Composition
Properties/Grade | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Main Chemical composition | Ni | Rest | Rest | 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 | Rest | Rest | Rest | |
Max. continuous service temp. of element | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity at 20oC (μΩ·m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Density (g/cm3) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 | |
Thermal conductivity(KJ/m·h·oC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of lines expansion(α×10-6/oC) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
Melting point (approx.)( oC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation at rupture (%) | >20 | >20 | >20 | >20 | >20 | |
Micrographic structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic properties | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |