Chemical Composition thiab Propertes:
Propertes / Qib | NiCr 80/20 | NCV 70/30 | NCV 60/15 | NiCr 35/20 | NiCr 30/20 | |
Lub ntsiab Chemical Composition (%) | Ni | Bal. | Bal. | 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 | Bal. | Bal. | Bal. | |
Max ua haujlwm kub (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistant ntawm 20ºC (μΩ · m) | 1.09 Nws | 1.18 | 1.12 | 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· ºC) | 60.3 | 45.2 ib | 45.2 ib | 43.8 ib | 43.8 ib | |
Coefficient ntawm Thermal Expansion (α × 10-6 / ºC) | 18 | 17 | 17 | 19 | 19 | |
Melting Point (ºC) | 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 |
Khoom siv: Nichrome Sawb / Nichrome Daim kab xev / Nichrome Sheet / Nichrome Phaj