Customization: | Available |
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Product Type: | Strip |
Material: | Nicr Alloy |
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Chemical Composition and Main Properties of Nichrome | ||||||
Properties \ Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
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 | |
Max Continuous Service Temperature(oC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resisivity 20oC (Ωmm2/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 | Weak magnetic | Weak magnetic |