G-AlCu12 (Italy / UNI) Material Properties

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

Data updates

Latest Update: 2020-01
Total number of updates: 2
Update History:
2019-12

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
MPa view details
Tensile Strength 157 — 294 MPa view details
Elongation, A 0.3 — 1.5 % view details
Brinell Hardness (HB) 65 — 125 view details
Yield Strength, Rp0.2 val1
Full data access requires a free trial. Sign Up Free
ksi view details
Tensile Strength 22.8 — 42.6 ksi view details
Elongation, A 0.3 — 1.5 % view details
Brinell Hardness (HB) 65 — 125 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 val1
Full data access requires a free trial. Sign Up Free
kg/dm³ view details
Poisson Coefficient val1
Full data access requires a free trial. Sign Up Free
view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°C view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°C view details
Thermal Conductivity 142.256 W/(m∙°C) view details
Heat Capacity val1
Full data access requires a free trial. Sign Up Free
J/(kg∙°C) view details
Heat Capacity val1
Full data access requires a free trial. Sign Up Free
J/(kg∙°C) view details
Electrical Resistivity 0.048 Ω∙mm²/m view details
Electrical Conductivity val1
Full data access requires a free trial. Sign Up Free
S/m view details
Melting Temperature val1
Full data access requires a free trial. Sign Up Free
°C view details
Modulus of Elasticity 10 E+03 — 11.5 E+03 ksi view details
Density val1
Full data access requires a free trial. Sign Up Free
lb/in³ view details
Poisson Coefficient val1
Full data access requires a free trial. Sign Up Free
view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°F view details
Coefficient of Thermal Expansion (CTE) val1
Full data access requires a free trial. Sign Up Free
10-6/°F view details
Thermal Conductivity 82.2 BTU/(h∙ft∙°F) view details
Heat Capacity val1
Full data access requires a free trial. Sign Up Free
BTU/(lb∙°F) view details
Heat Capacity val1
Full data access requires a free trial. Sign Up Free
BTU/(lb∙°F) view details
Electrical Resistivity 79.8 E-06 Ω∙circular·mil/ft view details
Electrical Conductivity val1
Full data access requires a free trial. Sign Up Free
S/in view details
Melting Temperature val1
Full data access requires a free trial. Sign Up Free
°F view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
Remainder
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
Cu
VALUE
11.0 – 12.5
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 1.2
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mg
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7439-95-4
CRITERIA
Mn
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
Other total
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
CRITERIA
Si
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-21-3
CRITERIA
Ti
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-32-6
CRITERIA
Zn
VALUE
val1
Full data access requires a free trial. Sign Up Free
UNIT
%
CAS NUMBER
7440-66-6

UNI 3040: 1950 / Primary copper-aluminium alloy for castings (Cu 12%)

Heat Treatments

  • Annealed at 300-320°C for 4-8h; Hardened in hot water (60-100°C) from 500°C after preheating for 8-12h; Artificially aged at 150-175°C for 4-8h; Stabilized at 230°C for 4h. Optimal casting range is 680-760°C in both sand and permanent mold.