7050 (AlZn6CuMgZr, 3.4144) Aluminum

Wrought Aluminum Alloys

Material conditionT74

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density3.1g/cm³

Elastic Modulus70GPa

Tensile Strength530MPa

Yield Strength440MPa

Brinell Hardness150HB

Maximum Service Temperature190°C

Weight Calculator

Chemical Composition

0 to 0.040%

0 to 0.1%

0 to 0.12%

2.0 to 2.6%

0 to 0.060%

87.3 to 92.1%

1.9 to 2.6%

RES.

Residuals res. | | 0 to 0.15%

RESIDUALS RES.

0 to 0.15%

5.7 to 6.7%

0.080 to 0.15%

0 to 0.15%

Mechanical

Elastic (Young's, Tensile) Modulus

70 GPa

Elongation at Break

4.5 %

Fatigue Strength

160 MPa

Poisson's Ratio

0.32

Shear Modulus

26 GPa

Shear Strength

310 MPa

Tensile Strength: Ultimate (UTS)

530 MPa

Tensile Strength: Yield (Proof)

440 MPa

Hardness

Brinell Hardness

150

Physical

Density

3.1 g/cm 3

Thermal

Latent Heat of Fusion

370 J/g

Maximum Temperature: Mechanical

190 °C

Melting Completion (Liquidus)

630 °C

Melting Onset (Solidus)

490 °C

Specific Heat Capacity

860 J/kg-K

Thermal Conductivity

140 W/m-K

Thermal Diffusivity

54 mm 2 /s

Thermal Expansion

24 µm/m-K

Thermal Shock Resistance

23 points

Electrical

Electrical Conductivity: Equal Volume

35 % IACS

Electrical Conductivity: Equal Weight (Specific)

100 % IACS

Calculated

Resilience: Ultimate (Unit Rupture Work)

23 MJ/m 3

Resilience: Unit (Modulus of Resilience)

1370 kJ/m 3

Stiffness to Weight: Axial

13 points

Stiffness to Weight: Bending

45 points

Strength to Weight: Axial

48 points

Strength to Weight: Bending

48 points

Environmental

Base Metal Price

10 % relative

Embodied Carbon

8.2 kg CO 2 /kg material

Embodied Energy

150 MJ/kg

Embodied Energy

150 MJ/kg 63 x 10 3 BTU/lb

Embodied Water

1120 L/kg

Embodied Water

1120 L/kg 130 gal/lb

Registered Designations & Aliases

3.41447050 (AlZn6CuMgZr, 3.4144) AluminumA97050AlZn6CuMgZrEN AW-7050

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 Aluminum Standards and Data, Aluminum Association Inc., 2013 ISO 6361-2: Wrought aluminium and aluminium alloys - Sheets, strips and plates - Part 2: Mechanical properties EN 573-3: Aluminium and aluminium alloys. Chemical composition and form of wrought products. Chemical composition and form of products Properties and Selection: Nonferrous Alloys and Special-Purpose Materials, ASM Handbook vol. 2, ASM International, 1993

EN 573-3 EN 573-3: Aluminium and aluminium alloys. Chemical composition and form of wrought products. Chemical composition and form of products

ISO 6361-2 ISO 6361-2: Wrought aluminium and aluminium alloys - Sheets, strips and plates - Part 2: Mechanical properties