SG-AlSi9Cu1 (Italy / UNI) Material Properties

Material group: Nonferrous Alloys / Aluminium
Country/Standard: Italy / UNI

Data updates

Latest Update: 2016-06
Total number of updates: 1
Update History:

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa view details
Tensile Strength 145 — 315 MPa view details
Elongation, A 1 — 4 % view details
Brinell Hardness (HB) 60 — 130 view details
Yield Strength, Rp0.2 val1
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ksi view details
Tensile Strength 21 — 45.7 ksi view details
Elongation, A 1 — 4 % view details
Brinell Hardness (HB) 60 — 130 view details

Physical Properties

Temperature

0 - 30°C
30 - 100°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 val1
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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
Coefficient of Thermal Expansion (CTE) val1
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10-6/°C view details
Thermal Conductivity 158.992 W/(m∙°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 val1
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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
Coefficient of Thermal Expansion (CTE) val1
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10-6/°F view details
Thermal Conductivity 91.9 BTU/(h∙ft∙°F) view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
Remainder
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
Cu
VALUE
0.8 – 1.3
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 0.8
UNIT
%
CAS NUMBER
7439-89-6
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
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Sn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-31-5
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

UNI 7369-3: 1979 / Casting aluminium secondary alloys, Aluminium-silicon-copper alloy (Si 9%, Cu 1%)

Heat Treatments

  • Hardening in water (T) from 10 to 30°C after heating for 1 to 4h.<br /> Artificial aging (A): heating from 185 to 195°C for 1 to 4h and natural cooling in air.