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[China]
Trade Verify
Address: NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu
Contact name:Jane
Changzhou DLX Alloy Co., Ltd. |
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Verified Suppliers
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0Cr21Al4 resistance wire is a type of iron chromium aluminum alloy resistance wire, which has good high-temperature stability and oxidation resistance, and is therefore widely used in many fields.
By being applied in the chemical industry, 0Cr21Al4 resistance wire provides crucial support for the safe and efficient operation of chemical processes and plays an important role in various chemical applications.
0Cr21Al4 resistance wire is extensively used as heating elements in the chemical industry for heating liquids, gases, or solids to facilitate chemical reactions or maintain specific temperatures.
0Cr21Al4 resistance wire is used in chemical heating furnaces and heat treatment equipment for heating and treating various chemical substances and materials.
0Cr21Al4 resistance wire is used in resistance heating steam generators to heat water into steam for driving distillation, drying, or heating operations in chemical processes.
0Cr21Al4 resistance wire is used as resistance heaters in chemical reaction vessels to control and facilitate chemical reactions.
0Cr21Al4 resistance wire is used as sensor elements in chemical processes and resistor components in control systems to monitor and control parameters such as temperature, pressure, or liquid level.
| Alloy Nomenclature Performance | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
| Main Chemical composition | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 20.5-23.5 | 18.0-21.0 | 21.0-23.0 | 26.5-27.8 |
| Al | 4.0-6.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.3 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
| Re | opportune | opportune | opportune | opportune | opportune | opportune | opportune | |
| Fe | Rest | Rest | Rest | Rest | Rest | Rest | Rest | |
| Nb0.5 | Mo1.8-2.2 | |||||||
| Max. continuous service temp. of element(°C) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
| Resistivity at 20ºC(μΩ·m) | 1.25 | 1.42 | 1.42 | 1.35 | 1.23 | 1.45 | 1.53 | |
| Density(g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
| Thermal conductivity(KJ/m·h·ºC) | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | ||
| Coefficient of lines expansion(α×10-6/ºC) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
| Melting point approx.( ºC) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
| Tensile strength(N/mm2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
| Elongation at rupture(%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
| Variation of area(%) | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
| Repeat Bending frequency(F/R) | >5 | >5 | >5 | >5 | >5 | >5 | >5 | |
| Hardness(H.B.) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
| Continuous Servicetime(Hours/ ºC) | -- | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
| Micrographic structure | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
| Magnetic properties | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | |
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