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Cr20Ni80 Heating wire, ROHS Resistance Wire
Grade | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Performance | ||||||
Main chemical composition% | Ni | Balance | Balance | 55.061.0 | 34.037.0 | 30.034.0 |
Cr | 20.023.0 | 28.031.0 | 15.018.0 | 18.021.0 | 18.021.0 | |
Fe | ≤1.0 | ≤1.0 |
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The maximum component temperature | 1200 | 1250 | 1150 | 1100 | 1100 | |
Melting point | 1400 | 1380 | 1390 | 1390 | 1390 | |
Density g/cm3 | 8.40 | 8.10 | 8.20 | 7.90 | 7.90 | |
Resistivity μΩ m, 20 | 1.09±0.05 | 1.18±0.05 | 1.11±0.05 | 1.04±0.05 | 1.04±0.05 | |
Elongation% | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
Specific heat J / g | 0.440 | 0.461 | 0.494 | 0.500 | 0.500 | |
Thermal conductivity KJ / m.h | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Linear expansion coefficient of a × 10-6 / (20 ~ 1000 ) | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
Austenitic microstructu | Austenite | Austenite | Austenite | Austenite | Austenite | |
Magnetic non-magnetic | Non-magnetic | Non-magnetic | Non-magnetic | Non-magnetic | Non-magnetic | |
Size:Wire/Coil: SWG/AWG 0-44
Strip:0.08-3mm in thikness
0.5-250mm in widness
Bar: 10-60mm
surface : Bight drawing , Oxidation surface
Pipe
Tube
Standard: JIS ASTM AISI GB DIN