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EN 573-3 Grade 3.3206 T66 – Aluminium Alloy Technical Overview

Properties

General

Property	Value	Condition	Related Standards
Density	2.7 g/cm³	T66	EN 573-3, EN 755

Mechanical

Property	Value	Condition	Related Standards	Comment
Elastic modulus	69.5 GPa	T66	EN 573-3, EN 755
Plane-Strain Fracture Toughnes	22.0 - 35.0 MPa·√m			Typical for Wrought 6000 Series Aluminium
Poisson's ratio	0.33 [-]			Typical for Wrought 6000 Series Aluminium
Shear modulus	26.1 GPa	T66	EN 573-3, EN 755
Tensile strength	195.0 MPa	T66	EN 573-3, EN 755
	215.0 MPa	T66	EN 573-3, EN 755

Thermal

Property	Temperature	Value	Condition	Related Standards
Coefficient of thermal expansion	-50 °C	2.18e-05 1/K	T66	EN 573-3, EN 755
	20 °C	2.18e-05 1/K	T66	EN 573-3, EN 755
	20 °C	2.3399999999999996e-05 1/K	T66	EN 573-3, EN 755
	20 °C	2.45e-05 1/K	T66	EN 573-3, EN 755
	20 °C	2.56e-05 1/K	T66	EN 573-3, EN 755
	100 °C	2.3399999999999996e-05 1/K	T66	EN 573-3, EN 755
	200 °C	2.45e-05 1/K	T66	EN 573-3, EN 755
	300 °C	2.56e-05 1/K	T66	EN 573-3, EN 755
Melting point		585.0 - 650.0 °C	T66	EN 573-3, EN 755
Specific heat capacity		898.0 J/(kg·K)	T66	EN 573-3, EN 755
Thermal conductivity		200.0 - 220.0 W/(m·K)	T66	EN 573-3, EN 755

Electrical

Property	Value	Condition	Related Standards
Electrical conductivity	34000000.0 - 38000000.0 S/m	T66	EN 573-3, EN 755
Electrical resistivity	2.63e-08 - 2.94e-08 Ω·m	T66	EN 573-3, EN 755

Chemical properties

Property	Value	Condition	Related Standards
Chromium	0.05 %	T66	EN 573-3, EN 755
Copper	0.1 %	T66	EN 573-3, EN 755
Iron	0.1 - 0.3 %	T66	EN 573-3, EN 755
Magnesium	0.35 - 0.6 %	T66	EN 573-3, EN 755
Manganese	0.1 %	T66	EN 573-3, EN 755
Silicon	0.3 - 0.6 %	T66	EN 573-3, EN 755
Titanium	0.1 %	T66	EN 573-3, EN 755
Zinc	0.15 %	T66	EN 573-3, EN 755

Technological properties

Property
Anodizing	decorative: EQ: sehr gut, Protective: very good
Brazing	hard brazing (with flux/ without flux): very good / good, friction soldering: very good, soft brazing with flux: good
Corrosion properties	Seawater: good, weathering: very good
Workability	Bending / Spinning (cold): acceptable (T3, T4) / -, Impact extrusion (cold): good (O), Deep drawing / upsetting (Condition) - / good (O)

EN 573-3 Grade 3.3206 T64 Aluminium Alloy – Key Properties & Standards EN 573-3 Grade 3.3315 H32: Key Mechanical Properties & Standards

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