Resistance Heating Alloy Waya
1) Gulu:Ni70Cr30,Ni80Cr20,Ni60Cr15,Ni35Cr20,Ni30Cr20
2) Kufotokozera: Dia. 0.02-12mm
Resistance Heating Alloy Waya, Waya wa Electrthermal, waya wotenthetsera wamagetsi
Kukula: 0.02-12mm
Mapangidwe a Chemical ndi Katundu:
Katundu/Giredi | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
Main Chemical Composition(%) | Ni | Bali. | Bali. | 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 | Bali. | Bali. | Bali. | |
Kutentha Kwambiri Kwambiri (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Kukaniza pa 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Kachulukidwe (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 | |
Kutalikira (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Kapangidwe ka Micrographic | austenite | austenite | austenite | austenite | austenite | |
Maginito Katundu | zopanda maginito | zopanda maginito | zopanda maginito | zopanda maginito | zopanda maginito |