China Ni70cr30 Heating Nickel Chrome Alloy Strip for Ceramic Pad Heater, Find details about China Nicr7030, Heating Element from Ni70cr30 Heating Nickel Chrome Alloy Strip for Ceramic Pad Heater
Model NO. | X30h70 | Origin | China |
Trademark | Ni70Cr30 | HS Code | 75062000 |
Transport Package | Spool, Carton, Wooden Case | Trademark | HUONA |
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 |
Chemical Composition | Nickel 70%, Chrome 30% |
resistivity: | 1.18 ohm mm2/m |
Hardness: | Soft, hard or semi-hard |
Advantage | The metallurgical structure of nichrome confers them a very good plasticity when cold. |
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. |