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TK A1 FeCrAl Alloy Electric Resistance Wire Dia 1.5mm Oxidized Surface
Resistance wire is designed to resist the flow of electricity which turns electrical energy into heat.
Shanghai Tankii Alloy Material Co., Ltd. specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribbon wire, sheet, tape, strip, rod and plate.
Main Types of resistance wire:
1. Nichrome alloy wire
2. FeCrAl (iron-chromium-aluminium) alloy wire
3. Constantan wire
4. Copper Nickel alloy wire
5. Manganin wire
Parameters of resistance wires:
TK A1 FeCrAl Alloy Electric Resistance Wire Dia 1.5mm Oxidized Surface
FeCrAl (iron-chromium-aluminium) alloy wire:
Chemical Composition and Main Property of Fe-Cr-Al Resistance Alloy | ||||||||
Properties Grade | 1Cr13Al4 | 0Cr25Al5 | 0Cr21Al6 | 0Cr23Al5 | 0Cr21Al4 | 0Cr21Al6Nb | 0Cr27Al7Mo2 | |
Main Chemical Composition (%) | Cr | 12.0-15.0 | 23.0-26.0 | 19.0-22.0 | 22.5-24.5 | 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 | 4.2-5.0 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
Re | opportune | opportune | opportune | opportune | opportune | opportune | opportune | |
Fe | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | |
Nb0.5 | Mo1.8-2.2 | |||||||
Max Continuous Service Temperature(oC) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Resisivity 20℃ (Ωmm2/m) | 1.25 ±0.08 | 1.42 ±0.06 | 1.42 ±0.07 | 1.35 ±0.07 | 1.23 ±0.07 | 1.45 ±0.07 | 1.53 ±0.07 | |
Density(g/cm3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
Thermal Conductivity | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
(KJ/m@h@℃) | ||||||||
Coefficient of Thermal Expansion(α×10-6/℃) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
Approximate Melting Point( ℃) | 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(%) | >16 | >12 | >12 | >12 | >12 | >12 | >10 | |
Section Variation | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
Shrink Rate (%) | ||||||||
Repeatedly Bend 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 Service Time | no | ≥80/1300 | ≥80/1300 | ≥80/1300 | ≥80/1250 | ≥50/1350 | ≥50/1350 | |
Micrographic Structure | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
Magnetic Property | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic | Magnetic |
Resistance wire pictures:
Copper nickel alloy wires:
Package of resistance wire :
Please call me at +86-18017475212 or email to me for more information on FeCrAl products.