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Oxidation Resistance FeCrAl Alloy Iron Based Alloy with High Temperature Stability

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Oxidation Resistance FeCrAl Alloy Iron Based Alloy with High Temperature Stability

Brand Name : DLX

Model Number : FeCrAl

Place of Origin : China Jiangsu

Certification : CE,ROHS

MOQ : 2kg

Supply Ability : 500 tons per month

Delivery Time : 5-20 Days

Packaging Details : Spool package with Carton box, Coil package with polybag for pure nickel wire 0.025mm

Brand No : Cr25Al5 Cr21Al6Nb 0Cr27Al7Mo2

Tensile Strength : 600-800 MPa

Highest Temperature : 1250℃

Supply State : Wire or Spring（as customer requirements）

Working Temperature : 1350℃

Diameter : 0.05-10.0mm

Oem : available

Stock : 6.7mm width In stock

Thermal Expansion Coefficient : 14.7 x 10^-6/K

Delivery : Depends on the quantity

Shape : Wire/Strip/Sheet

Thermal Conductivity : 21.5 W/m·K

Heating Wire : FeCrAl&NiCr

Material : 304/ss310/316L

Applications : Heating elements, electrical resistance wires, furnace components

Payment Terms : L/C, T/T, Western Union, MoneyGram

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Oxidation Resistance FeCrAl Alloy Iron Based Alloy with High Temperature Stability

FeCrAl alloys are a class of iron-based alloys composed primarily of iron (Fe), chromium (Cr), aluminum (Al) and small amounts of other elements. This alloy is widely used in a variety of high-temperature heating equipment and industrial applications due to its excellent high-temperature properties and oxidation resistance. Below are detailed information about FeCrAl alloys:

Composition
Typical compositions of FeCrAl alloys include:

Iron (Fe): The primary base metal, providing the basic properties of the alloy.
Chromium (Cr): improves the oxidation and corrosion resistance of the alloy.
Aluminum (Al): Forms a dense protective film of aluminum oxide (Al2O3), which improves the alloy's resistance to high temperatures.
Small amounts of other elements, such as silicon (Si), manganese (Mn), molybdenum (Mo), etc., modulate the properties of the alloy, e.g. to improve its mechanical properties or creep resistance.

Characteristics
High-temperature stability: FeCrAl alloys are stable at high temperatures (usually up to 1000°C or more) for long periods of time and are not easily deformed or melted.
Oxidation resistance: Forms a dense protective layer of aluminum oxide at high temperatures, effectively preventing further oxidation and extending service life.
Mechanical strength: maintain good mechanical strength and creep resistance under high temperature environment, not easy to deform.
Corrosion resistance: good resistance to corrosion in oxidizing and reducing atmosphere.


Applications
FeCrAl alloy is widely used in the following fields:

Industrial heating equipment: such as electric furnaces, industrial ovens, heating elements, etc.
Home appliances: such as ovens, water heater heating elements, etc.
Automobile industry: such as heating elements in automobile exhaust purification systems.
Chemical and metallurgical industry: such as chemical reactors, furnaces and other high temperature equipment.

Oxidation Resistance FeCrAl Alloy Iron Based Alloy with High Temperature Stability

Types and forms
FeCrAl alloys can be made into different forms, including:

Wire form: used to make electric or heating wires.
Ribbon: used to make heating tapes or heating pads.
Tubular: Used to make heating tubes or electric furnace heating tubes.


Precautions for use
Installation and use: Ensure that the alloy is firmly installed and avoid excessive bending or mechanical damage.
Environmental Requirements: Select the appropriate type of FeCrAl alloy and protective measures to avoid prolonged use in highly corrosive or hazardous gas environments.
FeCrAl alloy provides reliable solutions in a variety of industrial and domestic applications through its excellent high temperature performance and corrosion resistance, and is one of the indispensable materials in modern high temperature heating technology.

FeCrAl alloy series: OCr15Al5,1Cr13Al4, 0Cr21Al4, 0Cr21Al6, 0Cr23Al5, 0Cr25Al5, 0Cr21Al6Nb,0Cr27Al7Mo2, and etc.

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 service time(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


Product Tags:

Oxidation Resistance FeCrAl Alloy

      

Iron Based FeCrAl Alloy

      

High Temperature Stability FeCrAl Alloy

      
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