FeCrAl A1 APM AF D Alloy heat resistant electrical wire
About Resistance Heating Wire:
We are the greatest professional manufacturer of resistance heating alloy in China, specializing in Ferro-Chrome (Fe-Cr-AL) wire, Nickel-Chrome (Nichrome) wire, Copper Nickel (Constantan) wire, Stainless steel wire and related products in alloys tailored to meet specific customer requirements
Size details
Product name | Size range |
Cold drawing wire | Diameter 0.03-7.5mm |
Hot-rolled wire rod | Diameter 8.0-12mm |
Ribbon | Thickness 0.05-0.35mm |
Width 0.5.0-3.5mm | |
Cold rolled strip | Thickness 0.5-2.5mm |
Width 5.0-40mm | |
hot rolled strip | Thickness 4-6mm |
Width 15-40mm |
basic parameters:
basic parameters | APMTM | FeCrAl | ||
A-1 | AF | D | ||
The highestcontinuous working temperature | 1425 | 1400 | 1300 | 1300 |
The nominal chemical composition,% Cr | 22 | 22 | 22 | 22 |
AI | 5.8 | 5.8 | 5.3 | 4.8 |
Fe | ingredients | ingredients | ingredients | ingredients |
Ni | - | - | - | - |
The resistivity in 20ºC,Ωmm-2mm-1 | 1.45 | 1.45 | 1.39 | 1.35 |
density,g/cm3 | 7.1 | 7.1 | 7.15 | 7.25 |
Thermal expansion coefficientK-1 20-750ºC | 14×10-6 | 14×10-6 | 14×10-6 | 14×10-6 |
20-1000ºC | 15×10-6 | 15×10-6 | 15×10-6 | 15×10-6 |
The thermal conductivity 20ºC,Wm-1K-1 | 13 | 13 | 13 | 13 |
Specific heat capacity 20ºC,KJkg-1K-1 | 0.46 | 0.46 | 0.46 | 0.46 |
Melting pointºC | 1500 | 1500 | 1500 | 1500 |
Probably mechanical characteristics | ||||
Tensile strength,N mm-2 | 680 | 680 | 680 | 650 |
The yield strength,N mm-2 | 470 | 475 | 475 | 450 |
Hardness,Hv | 230 | 230 | 230 | 230 |
Breaking elongation,% | 20 | 18 | 18 | 18 |
900ºCTensile strength,N mm-2 | 40 | 34 | 37 | 34 |
Creep strength 800ºC | 11 | 6 | 8 | 6 |
1000ºC | 3.4 | 1 | 1.5 | 1 |
Magnetic | magnetic(In the temperature600ºC) | |||
Emissivity, the oxidation conditions | 0.7 | 0.7 | 0.7 | 0.7 |
Specification:
Alloy Type | Diameter | Resistivity | Tensile | Elongation(%) | Bending | Max.Continuous | Working Life |
(mm) | (μΩm)(20°C) | Strength | Times | Service | (hours) | ||
(N/mm²) | Temperature(°C) | ||||||
Cr20Ni80 | <0.50 | 1.09±0.05 | 850-950 | >20 | >9 | 1200 | >20000 |
0.50-3.0 | 1.13±0.05 | 850-950 | >20 | >9 | 1200 | >20000 | |
>3.0 | 1.14±0.05 | 850-950 | >20 | >9 | 1200 | >20000 | |
Cr30Ni70 | <0.50 | 1.18±0.05 | 850-950 | >20 | >9 | 1250 | >20000 |
≥0.50 | 1.20±0.05 | 850-950 | >20 | >9 | 1250 | >20000 | |
Cr15Ni60 | <0.50 | 1.12±0.05 | 850-950 | >20 | >9 | 1125 | >20000 |
≥0.50 | 1.15±0.05 | 850-950 | >20 | >9 | 1125 | >20000 | |
Cr20Ni35 | <0.50 | 1.04±0.05 | 850-950 | >20 | >9 | 1100 | >18000 |
≥0.50 | 1.06±0.05 | 850-950 | >20 | >9 | 1100 | >18000 | |
1Cr13Al4 | 0.03-12.0 | 1.25±0.08 | 588-735 | >16 | >6 | 950 | >10000 |
0Cr15Al5 | 1.25±0.08 | 588-735 | >16 | >6 | 1000 | >10000 | |
0Cr25Al5 | 1.42±0.07 | 634-784 | >12 | >5 | 1300 | >8000 | |
0Cr23Al5 | 1.35±0.06 | 634-784 | >12 | >5 | 1250 | >8000 | |
0Cr21Al6 | 1.42±0.07 | 634-784 | >12 | >5 | 1300 | >8000 | |
1Cr20Al3 | 1.23±0.06 | 634-784 | >12 | >5 | 1100 | >8000 | |
0Cr21Al6Nb | 1.45±0.07 | 634-784 | >12 | >5 | 1350 | >8000 | |
0Cr27Al7Mo2 | 0.03-12.0 | 1.53±0.07 | 686-784 | >12 | >5 | 1400 | >8000 |
Advantage:
Nickelchromium alloy with high and stable resistance, corrosion resistance, surface oxidation resistance is good, a better under high temperature and seismic strength, good ductility, good workability and weldability.