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EN 573-3 Grade 3.3525 H32: High-Strength Structural Steel Spec

Properties

General

Property	Value	Condition	Related Standards
Density	2.68 g/cm³	H32	EN 573-3, EN 1592, EN 485, EN 754

Mechanical

Property	Value	Condition	Related Standards	Comment
Bending angle 180°	1.5 °/t	H32	EN 573-3, EN 485
Bending angle 90°	1.0 °/t	H32	EN 573-3, EN 485
	1.5 °/t	H32	EN 573-3, EN 485
	2.5 °/t	H32	EN 573-3, EN 485
Elastic modulus	70.0 GPa	H32	EN 573-3, EN 1592, EN 485, EN 754
Hardness, Brinell	56.0 [-]	H32	EN 573-3, EN 485
Plane-Strain Fracture Toughnes	22.0 - 35.0 MPa·√m			Typical for Wrought 5000 Series Aluminium
Poisson's ratio	0.33 [-]			Typical for Wrought 5000 Series Aluminium
Shear modulus	26.3 GPa	H32	EN 573-3, EN 1592, EN 485, EN 754
Tensile strength	180.0 - 220.0 MPa	H32	EN 573-3, EN 754
	190.0 - 230.0 MPa	H32	EN 573-3, EN 485
	210.0 MPa	H32	EN 573-3, EN 1592

Thermal

Property	Temperature	Value	Condition	Related Standards	Comment
Coefficient of thermal expansion	20 °C	2.3699999999999997e-05 1/K	H32	EN 573-3, EN 1592, EN 485, EN 754
	100 °C	2.3699999999999997e-05 1/K	H32	EN 573-3, EN 1592, EN 485, EN 754
Max service temperature		150.0 °C			Typical for Wrought 5000 Series Aluminium
Melting point		610.0 - 650.0 °C	H32	EN 573-3, EN 1592, EN 485, EN 754
Specific heat capacity		879.0 - 963.0 J/(kg·K)			Typical for Wrought 5000 Series Aluminium
Thermal conductivity		140.0 - 160.0 W/(m·K)	H32	EN 573-3, EN 1592, EN 485, EN 754

Electrical

Property	Value	Condition	Related Standards
Electrical conductivity	25000000.0 - 30000000.0 S/m	H32	EN 573-3, EN 1592, EN 485, EN 754
Electrical resistivity	3.33e-08 - 4e-08 Ω·m	H32	EN 573-3, EN 1592, EN 485, EN 754

Chemical properties

Property	Value	Condition	Related Standards
Chromium	0.15 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Copper	0.15 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Iron	0.50 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Magnesium	1.7 - 2.4 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Manganese	0.1 - 0.5 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Silicon	0.4 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Titanium	0.15 %	H32	EN 573-3, EN 1592, EN 485, EN 754
Zinc	0.15 %	H32	EN 573-3, EN 1592, EN 485, EN 754

Technological properties

Property
Anodizing	decorative: sufficient, Protective: very good
Brazing	hard brazing (with flux/ without flux): sufficient / poor, friction soldering: good, soft brazing with flux: sufficient
Corrosion properties	Seawater: good, weathering: very good
Workability	Bending / Spinning (cold): good / acceptable, Impact extrusion (cold): acceptable, Deep drawing / upsetting (Condition) good (O) / acceptable (H12)

EN 573-3 Grade 3.3525 H26 – Comprehensive Material Specification EN 573-3 Grade 3.3525 H36 – High-Strength Steel Specification

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