
Most Popular Aluminum Alloys and Their Characteristics…
ANSI AA 308.0-F
(Permanent mold)
Former Numbers
Former AA: A108
Former ASTM:
Former SAE:
UNS: A03080
FedSpec:
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 4.0-5.0
Iron (Fe): 1.0
Magnesium (Mg): 0.10
Manganese (Mn): 0.50
Other:
Nickel (Ni):
Silicon (Si): 5.0 – 6.0
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 1.00
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.79
Density: 0.101 lb/in³
Melting Temperature: .970-1140 °F
Electrical Conductivity (% IACS): 37
Thermal Conductivity (@ 25 °C, SI units): 0.34
Coef. of Thermal Expansion (68-212 °F): 11.9/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate): 28 ksi
Tensile Strength (Yield): 16 kis
Compressive Strength (Yield): 17 ksi
Shear Strength: 22 ksi
Endurance Limit: 13 ksi
Elongation (% in 2 inches): 2.0
Hardness (BHN) 70
Head Treatment (Temper)
F – AS CAST
Cool from mold in still air at room temperature
Typical Applications
General purpose permanent sold castings, ornamental grilles and reflectors
ansi aa 319.0-f
(sand)
Former Numbers
Former AA: 319 Allcast
Former ASTM: SC64D
Former SAE: 326
UNS: A03190
FedSpec: 319
MilSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 3.0-4.0
Iron (Fe): 1.0
Magnesium (Mg): 0.10
Manganese (Mn): 0.50
Other:
Nickel (Ni): 0.35
Silicon (Si): 5.5 – 6.5
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 1.0
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.79
Density: 0.101 Lb/in³
Melting Temperature: .970-1120 °F
Electrical Conductivity (% IACS): 27
Thermal Conductivity (@ 25 °C, SI units): 0.27
Coef. of Thermal Expansion (68-212 °F): 12.0/°F x 10 4
Mechanical Properties
Modulus of Elasticity: 10.7 x 10 8 psi
Tensile Strength (Ultimate): 27 ksi
Tensile Strength (Yield): 18 ksi
Compressive Strength (Yield): 19 ksi
Shear Strength: 22 ksi
Endurance Limit: 10 ksi
Elongation (% in 2 inches): 2.0
Hardness (BHN) 70
Head Treatment (Temper)
F – AS CAST
Cool from mold in still air at room temperature
Typical Applications
Engine crankcases, gas and oil tanks, engine oil pans, typewriter frames, engine parts
ANSI AA 356.0-T6
(sand)
Former Numbers
Former AA: 356
Former ASTM: SG70A
Former SAE: 323
UNS: A03560
FedSpec: 356
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 0.25
Iron (Fe): 0.6
Magnesium (Mg): 0.20-0.45
Manganese (Mn): 0.35
Other:
Nickel (Ni):
Silicon (Si): 6.5-7.5
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 0.35
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.68
Density: 0.097 lb/in³
Melting Temperature: 1040-1140 °F
Electrical Conductivity (% IACS): 39
Thermal Conductivity (@ 25 °C, SI units): 0.36
Coef. of Thermal Expansion (68-212 °F): 11.9/°F x 10 4
Mechanical Properties
Modulus of Elasticity: 10.5 x 10 5 psi
Tensile Strength (Ultimate): 33 ksi
Tensile Strength (Yield): 24 ksi
Compressive Strength (Yield): 25 ksi
Shear Strength: 26 ksi
Endurance Limit: 8.5 ksi
Elongation (% in 2 inches): 3.5
Hardness (BHN) 70
Head Treatment (Temper)
T6 – SOLUTION HEAT TREAT, QUENCH, AGE ARTIFICIALLY
Heat, to 1000 °F and hold for 12 hours; quench in water at 150-212 °F; age at 310 °F for 3-5 hours
Important Characteristics
If iron content exceeds 0.45%, manganese content shall not be less than one – half the iron content
Typical Applications
Flywheel castings, automotive transmission cases, oil pans, pump bodies
ANSI AA 356.0-T6
(Permanent mOLD)
Former Numbers
Former AA: 356
Former ASTM: SG70A
Former SAE: 323
UNS: A03560
FedSpec: 356
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 0.25
Iron (Fe): 0.6
Magnesium (Mg): 0.20-0.45
Manganese (Mn): 0.35
Other:
Nickel (Ni):
Silicon (Si): 6.5-7.5
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 0.35
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.68
Density: 0.097 lb/in³
Melting Temperature: 1040-1140 °F
Electrical Conductivity (% IACS): 41
Thermal Conductivity (@ 25 °C, SI units): 0.37
Coef. of Thermal Expansion (68-212 °F): 11.9/°F x 10 4
Mechanical Properties
Modulus of Elasticity: 10.5 x 10 5 psi
Tensile Strength (Ultimate): 38 ksi
Tensile Strength (Yield): 27 ksi
Compressive Strength (Yield): 27 ksi
Shear Strength: 30 ksi
Endurance Limit: 13 ksi
Elongation (% in 2 inches): 5.0
Hardness (BHN) 80
Head Treatment (Temper)
T6 – SOLUTION HEAT TREAT, QUENCH, AGE ARTIFICIALLY
Heat, to 1000 °F and hold for 4-12 hours; quench in water at 150-212 °F; age at 310 °F for 2-5 hours
Important Characteristics
If iron content exceeds 0.45%, manganese content shall not be less than one – half the iron content
Typical Applications
Machine tool parts, aircraft wheels, airframe castings, bridge railings
ANSI AA 535.0-f
(SAND)
Former Numbers
Former AA: Almag 35
Former ASTM: GM708
Former SAE:
UNS: A05350
FedSpec: Almag 35
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be): 0.003-0.007
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 0.15
Iron (Fe): 0.50
Magnesium (Mg): 3.5-4.5
Manganese (Mn): 0.35
Other: Boron (B): 0.0005 max
Nickel (Ni):
Silicon (Si): 0.15
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 0.15
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.62
Density: 0.095 lb/in³
Melting Temperature: 1020-1165 °F
Electrical Conductivity (% IACS): 23
Thermal Conductivity (@ 25 °C, SI units): 0.23
Coef. of Thermal Expansion (68-212 °F): 13.1/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate): 35 ksi
Tensile Strength (Yield): 18 ksi
Compressive Strength (Yield):
Shear Strength:
Endurance Limit:
Elongation (% in 2 inches): 9.0
Hardness (BHN) 60-90
Head Treatment (Temper)
F – AS CAST
Cool naturally from mold in still air at room temperature
Important Characteristics
na
Typical Applications
na
ANSI AA 535.0-T5
(SAND)
Former Numbers
Former AA: Almag 35
Former ASTM: GM708
Former SAE:
UNS: A05350
FedSpec: Almag 35
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be): 0.003-0.007
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 0.15
Iron (Fe): 0.50
Magnesium (Mg): 3.5-4.5
Manganese (Mn): 0.35
Other: Boron (B): 0.0005 max
Nickel (Ni):
Silicon (Si): 0.15
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 0.15
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.62
Density: 0.095 lb/in³
Melting Temperature: 1020-1165 °F
Electrical Conductivity (% IACS): 23
Thermal Conductivity (@ 25 °C, SI units): 0.23
Coef. of Thermal Expansion (68-212 °F): 13.1/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate): 35 ksi
Tensile Strength (Yield): 18 ksi
Compressive Strength (Yield):
Shear Strength:
Endurance Limit:
Elongation (% in 2 inches): 9.0
Hardness (BHN) 60-90
Head Treatment (Temper)
TS – COOL NATURALLY FROM MOLD; AGE ARTIFICIALLY
Cool naturally from the mold at room temperature; age artificially at 750 °F for 5 hours; cool outside the furnace in still air; no quench is required
Important Characteristics
The TS temper imparts improved mechanical properties and dimensional stability. Mechanical properties are the same for both the F and T5 tempers
Typical Applications
Applications where dimensional stability is important, such as instrument parts
ANSI AA B535.0-F
(SAND)
Former Numbers
Former AA: B218
Former ASTM:
Former SAE:
UNS:
FedSpec:
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr):
Copper (Cu): 0.10
Iron (Fe): 0.15
Magnesium (Mg): 6.5-7.5
Manganese (Mn): 0.05
Other:
Nickel (Ni):
Silicon (Si): 0.15
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.10-0.25
Vanadium (V):
Zinc (Zn) :
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.62
Density: 0.095 lb/in³
Melting Temperature: 1020-1170 °F
Electrical Conductivity (% IACS): 24
Thermal Conductivity (@ 25 °C, SI units): 0.23
Coef. of Thermal Expansion (68-212 °F): 13.6/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate):
Tensile Strength (Yield):
Compressive Strength (Yield):
Shear Strength:
Endurance Limit:
Elongation (% in 2 inches):
Hardness (BHN)
Head Treatment (Temper)
F – AS CAST
Cool naturally from mold in still air at room temperature
Important Characteristics
na
Typical Applications
na
ANSI AA 705.0-f
(SAND)
Former Numbers
Former AA: 603, Ternalloy 5
Former ASTM: ZG32A
Former SAE: 311
UNS: A07050
FedSpec: Ternalloy 5
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr): 0.20-0.40
Copper (Cu): 0.20
Iron (Fe): 0.8
Magnesium (Mg): 1.4-1.8
Manganese (Mn): 0.40-0.6
Other:
Nickel (Ni):
Silicon (Si): 0.20
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 2.7-3.3
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.76
Density: 0.100 lb/in³
Melting Temperature: 1110-1180 °F
Electrical Conductivity (% IACS): 25
Thermal Conductivity (@ 25 °C, SI units): 0.25
Coef. of Thermal Expansion (68-212 °F): 13.1/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate): 30 ksi
Tensile Strength (Yield): 17 ksi
Compressive Strength (Yield):
Shear Strength:
Endurance Limit:
Elongation (% in 2 inches): 5.0
Hardness (BHN) 50-80
Head Treatment (Temper)
F – AS CAST
Cool naturally from mold in still air at room temperature
Important Characteristics
na
Typical Applications
na
ANSI AA 712.0-T5
(SAND)
Former Numbers
Former AA: D712.0
Former ASTM: ZG61A
Former SAE: 310
UNS: A07120
FedSpec: 40E
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr): 0.40-0.6
Copper (Cu): 0.35-0.65
Iron (Fe): 0.50
Magnesium (Mg): 0.5-0.65
Manganese (Mn): 0.5-0.65
Other:
Nickel (Ni):
Silicon (Si): 0.30
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.15-0.25
Vanadium (V):
Zinc (Zn) : 5.0-6.5
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.82
Density: 0.102 lb/in³
Melting Temperature: 1110-1180 °F
Electrical Conductivity (% IACS): 40
Thermal Conductivity (@ 25 °C, SI units): 0.38
Coef. of Thermal Expansion (68-212 °F): 13.1/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate): 34 ksi
Tensile Strength (Yield): 25 ksi
Compressive Strength (Yield):
Shear Strength:
Endurance Limit:
Elongation (% in 2 inches): 4.0
Hardness (BHN) 60-90
Head Treatment (Temper)
TS – COOL NATURALLY FROM MOLD; AGE NATURALLY
Cool naturally from mold in still air at room temperature; age at room temperature for 21 days.
Important Characteristics
The TS temper imparts improved mechanical properties and dimensional stability. Mechanical properties are the same for both the F and T5 tempers
Typical Applications
na
ANSI AA 713.0-f
(SAND)
Former Numbers
Former AA: 613, Tenzalloy
Former ASTM: ZC81A
Former SAE: 315
UNS: A07130
FedSpec: Tenzalloy
MiLSpec:
Elemental Composition (%)
Aluminum (Al):
BerylLium (Be):
Cobalt (Co):
Chromium (Cr): 0.35
Copper (Cu): 0.40.-1.0
Iron (Fe): 1.1
Magnesium (Mg): 0.20-0.50
Manganese (Mn): 0.6
Other:
Nickel (Ni): 0.15
Silicon (Si): 0.25
Silver (AG):
Tin (Sn):
Titanium (Ti): 0.25
Vanadium (V):
Zinc (Zn) : 7.0-8.0
Zirconium (Zr):
Physical Properties
Specific Gravity: 2.84
Density: 0.104 lb/in³
Melting Temperature: 1100-1170 °F
Electrical Conductivity (% IACS): 37
Thermal Conductivity (@ 25 °C, SI units): 0.37
Coef. of Thermal Expansion (68-212 °F): 13.3/°F x 10 4
Mechanical Properties
Modulus of Elasticity:
Tensile Strength (Ultimate): 32 ksi
Tensile Strength (Yield): 22 ksi
Compressive Strength (Yield):
Shear Strength:
Endurance Limit:
Elongation (% in 2 inches): 3.0
Hardness (BHN) 60-90
Head Treatment (Temper)
F – AS CAST
Cool naturally from mold in still air at room temperature
Important Characteristics
The TS temper imparts improved mechanical properties and dimensional stability. Mechanical properties are the same for both the F and T5 tempers
Typical Applications
Automotive parts, trailer parts, pumps, aining equipment
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