LY12 (China / GB) Material Properties

Material group: Nonferrous Alloys / Aluminium
Country/Standard: China / GB

Data updates

Latest Update: 2022-04
Total number of updates: 6
Update History:
2018-06 2017-03 2015-11 2014-12 2014-08

Mechanical Properties

Temperature

≤ 0°C
0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Yield Strength, Rp0.2 373 — 510 MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 471 — 559 MPa view details
Tensile Strength val1
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MPa view details
Tensile Strength val1
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MPa view details
Tensile Strength val1
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MPa view details
Tensile Strength val1
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MPa view details
Elongation, A 6 — 24 % view details
Elongation, A val1
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% view details
Elongation, A val1
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% view details
Elongation, A val1
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% view details
Elongation, A val1
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% view details
Yield Strength, Rp0.2 54.1 — 74 ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 68.3 — 81.1 ksi view details
Tensile Strength val1
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ksi view details
Tensile Strength val1
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ksi view details
Tensile Strength val1
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ksi view details
Tensile Strength val1
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ksi view details
Elongation, A 6 — 24 % view details
Elongation, A val1
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% view details
Elongation, A val1
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% view details
Elongation, A val1
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% view details
Elongation, A val1
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% view details

Physical Properties

Temperature

0 - 30°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity 69 — 79 GPa view details
Density 2.6 — 2.9 kg/dm³ view details
Poisson Coefficient 0.33 view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Modulus of Elasticity 10 E+03 — 11.5 E+03 ksi view details
Density 0.094 — 0.105 lb/in³ view details
Poisson Coefficient 0.33 view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
Remainder
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
Cu
VALUE
3.8 – 4.9
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 0.50
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Fe+Ni
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Mg
VALUE
val1
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UNIT
%
CAS NUMBER
7439-95-4
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
val1
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UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
Other each
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Other total
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Ti
VALUE
val1
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UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
Zn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-66-6

GB/T 3190: 2020 / Chemical composition of wrought aluminium and aluminium alloys

Heat Treatments

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