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Heat Resistant FeCrAl Alloy Resistant Strip OCr21Al6 Bright Surface 1mm 0.9mm 0.7mm

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Heat Resistant FeCrAl Alloy Resistant Strip OCr21Al6 Bright Surface 1mm 0.9mm 0.7mm

Brand Name : Tankii

Model Number : 0Cr25Al5

Certification : ISO 9001

Place of Origin : China

MOQ : Negotiable

Price : Negotiable

Payment Terms : T/T, Western Union

Supply Ability : 20000kg/month

Delivery Time : 5-30 days

Packaging Details : coil or spool

Certificate : ISO 9001

Shape : Wire

Delivery : depends on the quantity

Condition : Soft

Application : Resistance wire

Material : Iron Chrome Aluminum

Color : Black

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Heat resistant Manufactures FeCrAl alloy resistant strip OCr21Al6 bright surface 1mm 0.9mm 0.7mm for electrical elements

1.FeCrAl alloy has the characteristic of high resistivity,low temperature resistance coefficient,high operating temperature,good anti-oxidation and anti-corrosion under high temperature.
It is widely used in industrial furnace, household appliances, industry furnace, metallurgy, machinery, aircraft, automotive, military and other industries producing heating elements and resistance elements.

Specifications
STANDARD: GB1234-2012
Main chemical composition
Cr:22%,Al:6%,Nb:0.5%
Max. continues service temp.
1350°C
Resistivity at 20 °C
1.45±0.07
Density (g/cm3)
7.10
Thermal conductivity(KJ/m.h.°C)
46.1
Melting point appox °C
1510
Elongation at rupture %
>12
Min tensile strength in N/mm2
637
Hardness
200~260

2.Main grades and properties



Grades
Properties
1Cr13Al4
0Cr25Al5
0Cr21Al6
0Cr23Al5
0Cr21Al4
0Cr21Al6Nb
0Cr27Al7Mo2

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

Fe
Balance
Balance
Balance
Balance
Balance
Balance
Balance

Other
Nb 0.5
Mo1.8-2.2

Highest service temperature °C
950
1250
1250
1250
1100
1350
1400

ResistivityμΩ.M,20°C
1.25
1.42
1.42
1.35
1.23
1.45
1.53

Density (g/cm3 )
7.4
7.10
7.16
7.25
7.35
7.10
7.10

Thermal conductivity KJ/m.H.°C
52.7
46.1
63.2
60.2
46.9
46.1
45.2

Coefficient of linear extensibility
Α×10-6/°C
15.4
16.0
14.7
15.0
13.5
16.0
16.0

Melting point °C
1450
1500
1500
1500
1500
1510
1520

Tensile Mpa
580-680
630-780
630-780
630-780
600-700
650-800
680-830

Elongation %
>16
>12
>12
>12
>12
>12
>10

Reduction %
65-75
60-75
65-75
65-75
65-75
65-75
65-75

Hardness H.B.
200-260
200-260
200-260
200-260
200-260
200-260
200-260

Microstructure
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite
Ferrite

Heat Resistant FeCrAl Alloy Resistant Strip OCr21Al6 Bright Surface 1mm 0.9mm 0.7mm


Product Tags:

nichrome resistance wire

      

nickel alloys

      
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