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JIS H4140 Grade 1200 Aluminium – Key Mechanical Properties & Standards

Properties

General

PropertyValueComment

Density

2.7 g/cm³

Typical for Wrought 1000 Series Aluminium

Mechanical

PropertyValueRelated StandardsShapeComment

Elastic modulus

68.0 - 70.0 GPa

Typical for Wrought 1000 Series Aluminium

Elongation

25.0 %

JIS H4140

Forging

Plane-Strain Fracture Toughnes

22.0 - 35.0 MPa·√m

Typical for Wrought 1000 Series Aluminium

Poisson's ratio

0.33 [-]

Typical for Wrought 1000 Series Aluminium

Shear modulus

25.9 GPa

Typical for Wrought 1000 Series Aluminium

Tensile strength

78.0 MPa

JIS H4140

Forging

Yield strength

29.0 MPa

JIS H4140

Forging

Thermal

PropertyValueComment

Coefficient of thermal expansion

2.2e-05 - 2.5e-05 1/K

Typical for Wrought 1000 Series Aluminium

Melting point

645.0 - 660.0 °C

Typical for Wrought 1000 Series Aluminium

Specific heat capacity

900.0 - 963.0 J/(kg·K)

Typical for Wrought 1000 Series Aluminium

Thermal conductivity

167.0 - 244.0 W/(m·K)

Typical for Wrought 1000 Series Aluminium

Electrical

PropertyValueComment

Electrical conductivity

33000000.0 - 38000000.0 S/m

Typical for Wrought 1000 Series Aluminium

Electrical resistivity

2.7e-08 - 3e-08 Ω·m

Typical for Wrought 1000 Series Aluminium

Technological properties

Property
Brazing

Excellent

Workability

Excellent workability.


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