2618 (2618-T61, 3.1924) Aluminum
Wrought Aluminum Alloys
Property Overview
Density2.9g/cm³
Elastic Modulus71GPa
Tensile Strength420MPa
Yield Strength350MPa
Brinell Hardness120HB
Maximum Service Temperature210°C
Chemical Composition
NI
0.9 to 1.2%
SI
0.1 to 0.25%
CU
1.9 to 2.7%
TI
0.040 to 0.1%
AL
92.4 to 94.9%
MG
1.3 to 1.8%
RES.
Residuals res. | | 0 to 0.15%
RESIDUALS RES.
0 to 0.15%
ZN
0 to 0.1%
FE
0.9 to 1.3%
Mechanical
Elastic (Young's, Tensile) Modulus
71 GPa
Elongation at Break
5.8 %
Fatigue Strength
110 MPa
Poisson's Ratio
0.33
Shear Modulus
27 GPa
Shear Strength
260 MPa
Tensile Strength: Ultimate (UTS)
420 MPa
Tensile Strength: Yield (Proof)
350 MPa
Hardness
Brinell Hardness
120
Physical
Density
2.9 g/cm 3
Thermal
Latent Heat of Fusion
390 J/g
Maximum Temperature: Mechanical
210 °C
Melting Completion (Liquidus)
640 °C
Melting Onset (Solidus)
550 °C
Specific Heat Capacity
880 J/kg-K
Thermal Conductivity
160 W/m-K
Thermal Diffusivity
62 mm 2 /s
Thermal Expansion
22 µm/m-K
Thermal Shock Resistance
19 points
Electrical
Electrical Conductivity: Equal Volume
37 % IACS
Electrical Conductivity: Equal Weight (Specific)
110 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
23 MJ/m 3
Resilience: Unit (Modulus of Resilience)
850 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
47 points
Strength to Weight: Axial
40 points
Strength to Weight: Bending
42 points
Environmental
Base Metal Price
11 % relative
Embodied Carbon
8.3 kg CO 2 /kg material
Embodied Energy
150 MJ/kg
Embodied Energy
150 MJ/kg 65 x 10 3 BTU/lb
Embodied Water
1150 L/kg
Embodied Water
1150 L/kg 140 gal/lb
Registered Designations & Aliases
2618 (2618-T61, 3.1924) Aluminum2618-T613.1924A92618EN AW-2618
Standards
ASTM B247 ASTM B247: Standard Specification for Aluminum and Aluminum-Alloy Die Forgings, Hand Forgings, and Rolled Ring Forgings
ASTM B247 ASTM B247: Standard Specification for Aluminum and Aluminum-Alloy Die Forgings, Hand Forgings, and Rolled Ring Forgings Iron in Aluminium Alloys: Impurity and Alloying Element, N. A. Belov et al., 2002 Aluminum Standards and Data, Aluminum Association Inc., 2013