Form:wire,bar,strip,pipe Spec:as customers require Standard:GB ASTM AISI ASME JIS DIN ISO certified
Heat resistance alloy/ Resistance alloy/ Electrical resistant alloy
We are glad to introduce ourselves to you as a factory with 20 years experiences specialized in producing and marketing heat resistance alloy such as Nickel-Chrome and Iron-Chrome-Aluminum wires and strips.
Material for heat resistance alloy:Cr30Ni70 Cr20Ni80 Cr15Ni60 Cr20Ni35 Cr20Ni30
1Cr13AL40Cr15AL50Cr23AL50Cr25AL50Cr21AL6Nb0Cr27AL7Mo2
Specification for heat resistance alloy:
Wire: Φ0.06 to 12mm Bar: Φ14 to 200mm Sheet: δ=0.2 to 3*6 to 250mm
Technical performance
Grade | Cr20Ni80 | Cr30Ni70 | Cr15Ni60 | Cr20Ni35 | Cr20Ni30 | |
Performance | ||||||
Major 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 | Balance | Balance | Balance | |
Components max use 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 | |
ResistivityμΩ·m,20 | 1.09±0.05 | 1.18±0.05 | 1.11±0.05 | 1.04±0.05 | 1.04±0.05 | |
Extension rate% | ≥20 | ≥20 | ≥20 | ≥20 | ≥20 | |
specific heat J/g. | 0.440 | 0.461 | 0.494 | 0.500 | 0.500 | |
Heat conduction coefficient KJ/m.h | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Linear expansion coefficient a×10-6/201000 | 18.0 | 17.0 | 17.0 | 19.0 | 19.0 | |
microscopic structure | Austenite | Austenite | Austenite | Austenite | Austenite | |
Magnetic | Non-magnetic | Non-magnetic | Non-magnetic | Non-magnetic | Non-magnetic | |
Heat resistance alloy
