Cr20Ni80 Anti-oxidation Nichrome Resistance Rod for Heating Elements
Description| Model NO. | NiCr 80/20 | Density | 8.4 g/cm3 |
| Material Shape | Rod | Melting Point | 1200 C |
| Range of Application | Resistor, Heater | Chrome | 20% |
| Certification | ISO9001, ROHS | Nickel | 80% |
| Brand | HUONA | Tensile Strength | 810 MPa |
| Usage | Resistance materials | Electrical Resistivity | 1.09 ohm mm2/m |
| Elongation | ≥20% | Trademark | HUONA |
| Hardness | 180 HV | Transport Package | Wooden Cases or Cartons |
| Max Working Temperature | 1200 ℃ | Specification | ＞4 mm |
| HS Code | 7408229000 | Origin | China |
| 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
ThermalExpansion
(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 80%, Chrome 20% |
| Condition | Bright/Acid white/Oxidied Color |
| Nichrome Rod | Dia=8~100mm ,L=50~1000 |
| Grade | Ni80Cr20, Ni70/30, Ni60Cr15, Ni60Cr23, Ni35Cr20Fe, Ni30Cr20 Ni80, Ni70,Ni60, Ni40, |
| Advantage | Nichrome's metallurgical structure 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. |
