EN 573-3 Grade 3.0526 H45 Aluminium Alloy – Properties & Standards

Properties

General

Property	Value	Condition	Related Standards
Density	2.72 g/cm³	H45	EN 573-3, EN 541

Mechanical

Property	Value	Condition	Related Standards	Comment
Elastic modulus	69.0 GPa	H45	EN 573-3, EN 541
	70.0 GPa	H45	EN 573-3, EN 541
Plane-Strain Fracture Toughnes	22.0 - 35.0 MPa·√m			Typical for Wrought 3000 Series Aluminium
Poisson's ratio	0.33 [-]			Typical for Wrought 3000 Series Aluminium
Shear modulus	25.0 - 26.0 GPa			Typical for Wrought 3000 Series Aluminium
Tensile strength	230.0 - 270.0 MPa	H45	EN 573-3, EN 541

Thermal

Property	Temperature	Value	Condition	Related Standards
Coefficient of thermal expansion	-50 °C	2.1499999999999997e-05 1/K	H45	EN 573-3, EN 541
	20 °C	2.1499999999999997e-05 1/K	H45	EN 573-3, EN 541
	20 °C	2.3199999999999998e-05 1/K	H45	EN 573-3, EN 541
	20 °C	2.3899999999999998e-05 1/K	H45	EN 573-3, EN 541
	20 °C	2.41e-05 1/K	H45	EN 573-3, EN 541
	20 °C	2.51e-05 1/K	H45	EN 573-3, EN 541
	100 °C	2.3199999999999998e-05 1/K	H45	EN 573-3, EN 541
	100 °C	2.3899999999999998e-05 1/K	H45	EN 573-3, EN 541
	200 °C	2.41e-05 1/K	H45	EN 573-3, EN 541
	300 °C	2.51e-05 1/K	H45	EN 573-3, EN 541
Melting point		629.0 - 654.0 °C	H45	EN 573-3, EN 541
		630.0 - 655.0 °C	H45	EN 573-3, EN 541
Specific heat capacity		893.0 J/(kg·K)	H45	EN 573-3, EN 541
Thermal conductivity		160.0 - 180.0 W/(m·K)	H45	EN 573-3, EN 541
		163 W/(m·K)	H45	EN 573-3, EN 541

Electrical

Property	Value	Condition	Related Standards
Electrical conductivity	23000000.0 - 25000000.0 S/m	H45	EN 573-3, EN 541
	24000000.0 S/m	H45	EN 573-3, EN 541
Electrical resistivity	4e-08 - 4.35e-08 Ω·m	H45	EN 573-3, EN 541
	4.17e-08 Ω·m	H45	EN 573-3, EN 541

Chemical properties

Property	Value	Condition	Related Standards
Copper	0.25 %	H45	EN 573-3, EN 541
Iron	0.70 %	H45	EN 573-3, EN 541
Magnesium	0.8 - 1.3 %	H45	EN 573-3, EN 541
Manganese	1.0 - 1.5 %	H45	EN 573-3, EN 541
Silicon	0.3 %	H45	EN 573-3, EN 541
Zinc	0.25 %	H45	EN 573-3, EN 541

Technological properties

Property
Anodizing	decorative: sufficient, Protective: very good
Corrosion properties	Seawater: very good, weathering: very good
Workability	Bending / Spinning (cold): very good / acceptable, Impact extrusion (cold): acceptable, Deep drawing / upsetting (Condition) very good (H14) / acceptable (H12)

Property

Anodizing

decorative: sufficient, Protective: very good

Corrosion properties

Seawater: very good, weathering: very good

Workability

Bending / Spinning (cold): very good / acceptable, Impact extrusion (cold): acceptable, Deep drawing / upsetting (Condition) very good (H14) / acceptable (H12)

EN 573-3 Grade 3.0526 H44 – Premium Aluminium Alloy Specification EN 573-3 Grade 3.0526 H46 Aluminium Alloy – Key Properties & Standards

Metal