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Shanghai Tankii Alloy Material Co.,Ltd
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Heat Resistant FeCrAl Alloy Resistant Strip OCr21Al6 Bright Surface 1mm 0.9mm 0.7mm

Product Details

Place of Origin: China

Brand Name: Tankii

Certification: ISO 9001

Model Number: 0Cr25Al5

Payment & Shipping Terms

Minimum Order Quantity: Negotiable

Price: Negotiable

Packaging Details: coil or spool

Delivery Time: 5-30 days

Payment Terms: T/T, Western Union

Supply Ability: 20000kg/month

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Specifications
Highlight:

nichrome resistance wire

,

nickel alloys

Certificate:
ISO 9001
Shape:
Wire
Delivery:
Depends On The Quantity
Condition:
Soft
Application:
Resistance Wire
Material:
Iron Chrome Aluminum
Color:
Black
Certificate:
ISO 9001
Shape:
Wire
Delivery:
Depends On The Quantity
Condition:
Soft
Application:
Resistance Wire
Material:
Iron Chrome Aluminum
Color:
Black
Description
Heat Resistant FeCrAl Alloy Resistant Strip OCr21Al6 Bright Surface 1mm 0.9mm 0.7mm

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 0

 

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