EN 573-3 Grade AW-7075 T81

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Description

EN AW-7075 is a high-strength alloy that offers good stress-corrosion cracking resistance. Known as a mainstay in the aerospace industry since it was introduced, Aluminum 7075 brings moderate toughness as well as an excellent strength-to-weight ratio. It is also important to note that at sub-zero temperatures Aluminum 7075 increases in strength.

Related Standards

Equivalent Materials

This material data has been provided by WIAM,AluKey.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

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Applications

Automotive

General Automotive Parts

Gears

Properties

General

Property	Temperature	Value	Condition	Related Standards	Shape
Density		2.8 g/cm³ Show Material materials with Density of 2.8 g/cm³	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	20.0 °C	2.8 g/cm³ Show Material materials with Density of 2.8 g/cm³	T81	EN 573-3	Seamless Tube

Mechanical

Property	Temperature	Value	Condition	Related Standards	Shape	Comment
Elastic modulus		72.0 GPa Show Material materials with Elastic modulus of 72.0 GPa	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	20.0 °C	70.0 - 73.0 GPa Show Material materials with Elastic modulus of 70.0 - 73.0 GPa	T81	EN 573-3	Seamless Tube
Elongation		8.0 % Show Material materials with Elongation of 8.0 %	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar	A100
	20.0 °C	8.0 % Show Material materials with Elongation of 8.0 %	T81	EN 573-3	Seamless Tube
Plane-Strain Fracture Toughnes		22.0 - 35.0 MPa·√m Show Material materials with Plane-Strain Fracture Toughnes of 22.0 - 35.0 MPa·√m				Typical for Wrought 7000 Series Aluminium
Poisson's ratio		0.33 [-] Show Material materials with Poisson's ratio of 0.33 [-]				Typical for Wrought 7000 Series Aluminium
Shear modulus		27.1 GPa Show Material materials with Shear modulus of 27.1 GPa	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	20.0 °C	25.0 - 27.0 GPa Show Material materials with Shear modulus of 25.0 - 27.0 GPa	T81	EN 573-3	Seamless Tube
Tensile strength		550.0 MPa Show Material materials with Tensile strength of 550.0 MPa	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	20.0 °C	550.0 MPa Show Material materials with Tensile strength of 550.0 MPa	T81	EN 573-3	Seamless Tube

Thermal

Property	Temperature	Value	Condition	Related Standards	Shape
Coefficient of thermal expansion	-50 °C	2.16e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.16e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	-50.0 °C	2.16e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.16e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	20 °C	2.16e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.16e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	20 °C	2.3399999999999996e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.3399999999999996e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	20 °C	2.43e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.43e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	20 °C	2.52e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.52e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	100 °C	2.3399999999999996e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.3399999999999996e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	100.0 °C	2.34e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.34e-05 1/K	T81	EN 573-3	Seamless Tube
	200 °C	2.43e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.43e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	200.0 °C	2.43e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.43e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	300 °C	2.52e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.52e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
	300.0 °C	2.52e-05 1/K Show Material materials with Coefficient of thermal expansion of 2.52e-05 1/K	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar, Seamless Tube
Melting point		480.0 - 640.0 °C Show Material materials with Melting point of 480.0 - 640.0 °C	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Specific heat capacity		862.0 J/(kg·K) Show Material materials with Specific heat capacity of 862.0 J/(kg·K)	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
	20.0 °C	862.0 J/(kg·K) Show Material materials with Specific heat capacity of 862.0 J/(kg·K)	T81	EN 573-3	Seamless Tube
Thermal conductivity	20.0 °C	130.0 - 160.0 W/(m·K) Show Material materials with Thermal conductivity of 130.0 - 160.0 W/(m·K)	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar

Electrical

Property	Temperature	Value	Condition	Related Standards	Shape
Electrical conductivity	20.0 °C	19000000.0 - 23000000.0 S/m Show Material materials with Electrical conductivity of 19000000.0 - 23000000.0 S/m	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Electrical resistivity		4.35e-08 - 5.26e-08 Ω·m Show Material materials with Electrical resistivity of 4.35e-08 - 5.26e-08 Ω·m	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar

Chemical properties

Property	Value	Condition	Related Standards	Shape
Chromium	0.18 - 0.28 % Show Material materials with Chromium of 0.18 - 0.28 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Copper	1.2 - 2.0 % Show Material materials with Copper of 1.2 - 2.0 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Iron	0.5 % Show Material materials with Iron of 0.5 %	T81	EN 573-3	Seamless Tube
	0.50 % Show Material materials with Iron of 0.50 %	T81	EN 573-3, EN 1592	Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Magnesium	2.1 - 2.9 % Show Material materials with Magnesium of 2.1 - 2.9 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Manganese	0.3 % Show Material materials with Manganese of 0.3 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Silicon	0.4 % Show Material materials with Silicon of 0.4 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Titanium	0.2 % Show Material materials with Titanium of 0.2 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar
Zinc	5.1 - 6.1 % Show Material materials with Zinc of 5.1 - 6.1 %	T81	EN 573-3, EN 1592	Seamless Tube, Strip, Sheet, Plate, Forging, Tube, Welded Tube, Bar

Technological properties

Property
Anodizing	decorative: not suitable, Protective: acceptable
Brazing	hard brazing (with flux/ without flux): not suitable / not suitable, friction soldering: not suitable, soft brazing with flux: not suitable
Corrosion properties	Seawater: sufficient to poor, weathering: sufficient to poor
Workability	Bending / Spinning (cold): sufficient (O) / not suitable, Impact extrusion (cold): not suitable, Deep drawing / upsetting (Condition) not suitable / not suitable

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