Uèir Alloy Teasachaidh Resistance
1) Ìre:Ni70Cr30,Ni80Cr20,Ni60Cr15,Ni35Cr20,Ni 30Cr20
2) Sònrachadh: Dia. 0.02 ~ 12mm
Uèir Alloy Teasachaidh Resistance, uèir electrthermal, uèir teasachaidh dealain
Meud: 0.02-12mm
Co-dhèanamh ceimigeach agus feartan:
Feartan / Ìre | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
Prìomh chumadh ceimigeach (%) | Ni | Bal. | Bal. | 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 | Bal. | Bal. | Bal. | |
Teòthachd obrach as àirde (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity aig 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Dlùths (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Giùlan teirmeach (KJ / m · h · ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient de Thermal Leudachadh (α × 10-6 / ºC) | 18 | 17 | 17 | 19 | 19 | |
Rubha leaghaidh (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Leudachadh (%) | >20 | >20 | >20 | >20 | >20 | |
Structar micrografach | austenite | austenite | austenite | austenite | austenite | |
Seilbh Magnetic | neo-mhaireannach | neo-mhaireannach | neo-mhaireannach | neo-mhaireannach | neo-mhaireannach |