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EN 573-3 3.3535 H34 Aluminum Alloy – Comprehensive Technical Datasheet

Overview

EN 573-3 Grade 3.3535 H34 is a premium aluminum-magnesium alloy (5000 series) designed for industrial applications requiring a balance of strength, formability, and corrosion resistance. This datasheet consolidates all key physical, mechanical, thermal, electrical, and chemical properties per relevant EN standards.

General Properties

Property Value Condition Standards
Density 2.66 g/cm³ H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754

Mechanical Properties (H34 Temper)

Property Value Standards Note
Bending Fatigue Strength 125 MPa EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Bend Radius 180° 2.5 × thickness EN 573-3, EN 485
Bend Radius 90° 1.0 – 3.0 × thickness EN 573-3, EN 485 Varies by thickness
Elastic Modulus 70.5 GPa EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Elongation (A50) 3 – 10 % EN 573-3, EN 754, EN 485, EN 1301, EN 1592 Depends on thickness & standard
Elongation (A100) 4 – 9 % EN 573-3, EN 754, EN 485, EN 1592 Depends on thickness & standard
Brinell Hardness 70 HB EN 573-3, EN 485
Fracture Toughness (KIC) 22 – 35 MPa√m – Typical for 5xxx series
Poisson's Ratio 0.33 – Typical for 5xxx series
Shear Modulus 26.5 GPa EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Tensile Strength (Rm) 220 – 295 MPa EN 573-3, EN 1301, EN 1592, EN 485, EN 754 Range across standards

Thermal Properties

Property Temperature Value Condition Standards
Coefficient of Thermal Expansion 20 °C 23.9 × 10⁻⁶ /K H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Coefficient of Thermal Expansion 100 °C 23.9 × 10⁻⁶ /K H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Max Service Temperature – 150 °C – Typical for 5xxx series
Melting Range – 610 – 640 °C H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Specific Heat Capacity – 879 – 963 J/(kg·K) – Typical for 5xxx series
Thermal Conductivity – 140 – 160 W/(m·K) H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754

Electrical Properties

Property Value Condition Standards
Electrical Conductivity 20 – 23 MS/m H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Electrical Resistivity 43.5 – 50 nΩ·m H34 EN 573-3, EN 1301, EN 1592, EN 485, EN 754

Chemical Composition (wt%)

Element Content Standards
Aluminum (Al) Remainder EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Magnesium (Mg) 2.6 – 3.6 EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Manganese (Mn) 0.50 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Iron (Fe) 0.40 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Silicon (Si) 0.40 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Copper (Cu) 0.10 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Zinc (Zn) 0.20 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Titanium (Ti) 0.15 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Others (each) 0.05 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754
Others (total) 0.15 max EN 573-3, EN 1301, EN 1592, EN 485, EN 754

Technological Properties

Property Rating / Detail
Anodizing (Decorative) Good (EQ: Excellent)
Anodizing (Protective) Very Good
Brazing (Hard, with flux) Poor
Brazing (Hard, fluxless) Fair
Friction Soldering Acceptable
Soft Brazing (with flux) Poor
Corrosion – Seawater Very Good to Good
Corrosion – Weathering Very Good
Formability – Bending/Spinning (Cold) Good / Fair
Formability – Impact Extrusion (Cold) Fair
Formability – Deep Drawing/Upsetting Good (O temper) / Good (H12)

Supply & Services

Minimum Order: One truck load – Specialty products on request.

Technical Support (via Cindal – Aludium R&D): R&D services, benchmarking, chemical audits, material specification, process optimization, quality monitoring, sample analysis, prototyping, training.

금속

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