Nichrome resistance heating alloy
| Place of Origin: | Shanghai |
|---|
Company Profile
| Location: | China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
Product Description
(Performance) | 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 | |
20℃ (μΩ·m) (Resistivity at 20ºC) | 1.09 | 1.18 | 1.12 | 1.0 | 1.04 | |
(g/cm3) (Density) | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 | |
(KJ/m·h·ºC) (Thermal conductivity) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
(α×10-6/ºC) (Coefficient of lines expansion) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
( ºC) (Melting point (approx.)) | 1400 | 1380 | 1390 | 1390 | 1390 | |
(%) (Elongation at rupture) | >20 | >20 | >20 | >20 | >20 | |
(Micrographic structure) | (austenite) | austenite | austenite | austenite | austenite | |
(Magnetic properties) | (nonmagnetic) | nonmagnetic | (Weak magnetic) | Weak magnetic | Weak magnetic | |
