Properties \ Qib | NiCr 80/20 | NCV 70/30 | NCV 60/15 | NiCr 35/20 | NiCr 30/20 | |
Lub ntsiab Chemical Composition% | Ni | Tshuav | Tshuav | 55.0-61.0 Nws | 34.0-37.0 Nws | 30.0-34.0 Nws |
Cr | 20.0-23.0 Nws | 28.0-31.0 Nws | 15.0-18.0 Nws | 18.0-21.0 Nws | 18.0-21.0 Nws | |
Fe | ≤1.0 | ≤1.0 | Tshuav | Tshuav | Tshuav | |
Max Qhov Kev Pab Cuam Txuas Ntxiv Kub (°C) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Kev tiv thaiv (uΩ, 20 ° C) | 1.09 Nws | 1.18 | 1.11 | 1.04 ib | 1.04 ib | |
Qhov ceev (g / cm3) | 8.4 | 8.1 | 8.2 | 7.9 ib | 7.9 ib | |
Thermal conductivity (KJ / m·h·°C) | 60.3 | 45.2 ib | 45.2 ib | 43.8 ib | 43.8 ib | |
Coefficient ntawm Thermal Expansion (α × 10-6 / ° C) | 18.0 Nws | 17.0 Nws | 17.0 Nws | 19.0 Nws | 19.0 Nws | |
Melting Point (°C) | 1400 | 1380 | 1390 ib | 1390 ib | 1390 ib | |
Elongation (%) | ≥ 20 | ≥ 20 | ≥ 20 | ≥ 20 | ≥ 20 | |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic Property | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |