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EN 573-3 Grade 3.1255 (T4510) – High-Performance Aluminum Alloy

DIN 3.1255 is an alloy with strength, machinability and welding capabilities, Aluminum Alloy DIN 3.1255 is an excellent option. It is a precipitation hardening alloy that maintains strength after heat treatment.

Properties

General

PropertyValueConditionRelated Standards

Density

2.8 g/cm³

T4510

EN 573-3, EN 754, EN 755

Mechanical

PropertyValueConditionRelated StandardsComment

Elastic modulus

73.0 GPa

T4510

EN 573-3, EN 754, EN 755

Plane-Strain Fracture Toughnes

22.0 - 35.0 MPa·√m

Typical for Wrought 2000 Series Aluminium

Poisson's ratio

0.33 [-]

Typical for Wrought 2000 Series Aluminium

Shear modulus

27.4 GPa

T4510

EN 573-3, EN 754, EN 755

Tensile strength

350.0 MPa

T4510

EN 573-3, EN 755

370.0 MPa

T4510

EN 573-3, EN 755

380.0 MPa

T4510

EN 573-3, EN 754

390.0 MPa

T4510

EN 573-3, EN 755

410.0 MPa

T4510

EN 573-3, EN 755

Thermal

PropertyTemperatureValueConditionRelated StandardsComment

Coefficient of thermal expansion

-50 °C

2.1e-05 1/K

T4510

EN 573-3, EN 754, EN 755

20 °C

2.1e-05 1/K

T4510

EN 573-3, EN 754, EN 755

20 °C

2.28e-05 1/K

T4510

EN 573-3, EN 754, EN 755

20 °C

2.3e-05 1/K

T4510

EN 573-3, EN 754, EN 755

20 °C

2.36e-05 1/K

T4510

EN 573-3, EN 754, EN 755

20 °C

2.46e-05 1/K

T4510

EN 573-3, EN 754, EN 755

100 °C

2.28e-05 1/K

T4510

EN 573-3, EN 754, EN 755

100 °C

2.3e-05 1/K

T4510

EN 573-3, EN 754, EN 755

200 °C

2.36e-05 1/K

T4510

EN 573-3, EN 754, EN 755

300 °C

2.46e-05 1/K

T4510

EN 573-3, EN 754, EN 755

Melting point

505.0 - 635.0 °C

T4510

EN 573-3, EN 754, EN 755

510.0 - 640.0 °C

T4510

EN 573-3, EN 754, EN 755

Specific heat capacity

816.0 - 963.0 J/(kg·K)

Typical for Wrought 2000 Series Aluminium

Thermal conductivity

134.0 - 193.0 W/(m·K)

T4510

EN 573-3, EN 754, EN 755

140.0 - 200.0 W/(m·K)

T4510

EN 573-3, EN 754, EN 755

Electrical

PropertyValueConditionRelated Standards

Electrical conductivity

20000000.0 - 29000000.0 S/m

T4510

EN 573-3, EN 754, EN 755

21000000.0 - 24000000.0 S/m

T4510

EN 573-3, EN 754, EN 755

Electrical resistivity

3.45e-08 - 5e-08 Ω·m

T4510

EN 573-3, EN 754, EN 755

4.17e-08 - 4.76e-08 Ω·m

T4510

EN 573-3, EN 754, EN 755

Chemical properties

PropertyValueConditionRelated Standards

Chromium

0.1 %

T4510

EN 573-3, EN 754, EN 755

Copper

3.9 - 5.0 %

T4510

EN 573-3, EN 754, EN 755

Iron

0.70 %

T4510

EN 573-3, EN 754, EN 755

Magnesium

0.2 - 0.8 %

T4510

EN 573-3, EN 754, EN 755

Manganese

0.4 - 1.2 %

T4510

EN 573-3, EN 754, EN 755

Silicon

0.5 - 1.2 %

T4510

EN 573-3, EN 754, EN 755

Titanium

0.15 %

T4510

EN 573-3, EN 754, EN 755

Zinc

0.25 %

T4510

EN 573-3, EN 754, EN 755

Technological properties

Property
Anodizing

decorative: not suitable, Protective: acceptable

Brazing

hard brazing (with flux/ without flux): not suitable / not suitable, friction soldering: acceptable, soft brazing with flux: not suitable

Corrosion properties

Seawater: sufficient, weathering: acceptable

Workability

Bending / Spinning (cold): gut (O) / ungeeignet, Impact extrusion (cold): not suitable, Deep drawing / upsetting (Condition) acceptable (O) / not suitable


Metal

  1. EN 573-3 Grade 3.1325 T4510 Aluminium Properties & Standards
  2. EN 573-3 Grade 3.1645 T4510 – Premium Wrought Aluminium Alloy Properties
  3. EN 573-3 AW-2030 T4510: Age-Hardenable High‑Strength Aluminum Alloy
  4. EN 573-3 Grade 3.1255 T652 – High-Strength Aluminum Alloy with Superior Machinability and Weldability
  5. EN 573-3 Grade 3.1255 H111 – Premium High‑Strength Aluminum Alloy
  6. EN 573-3 Grade 3.1255 T351 – High-Strength Aluminum Alloy
  7. EN 573-3 Grade 3.1255 T3510: High-Strength Precipitation Hardened Aluminum Alloy
  8. EN 573-3 Grade 3.1255 T3511 Aluminum Alloy – High Strength & Weldability
  9. EN 573-3 Grade 3.1255 T4511: High‑Strength, Heat‑Treated Aluminum Alloy
  10. EN 573-3 Grade 3.1255 T6510: High‑Strength, Machinable Aluminum Alloy