EN AW – 2011 (AlCu6PbBiPb – 3.1655)

Stand: Juni 2015 - Quelle: DIN EN 573-3 / EN 515 / DIN 17611:2011

1. Chemical composition of EN AW – 2011

in the aftermath of DIN EN 573-3 (in % of the mass, rest AL)

Si Fe Cu Mn Mg Cr Zn Ti Pb Other elements
0,4 0,7 5,0-6,0 0,3 0,2-0,4 0,15

2. mechanical properties of EN AW – 2011

in the aftermath of DIN EN 755-2 Extruded profiles (common conditions)

Condition Measurement range Tensile strength Plug-in limit Ultimate elongation
in mm Rm in MPa Rp0,2 in MPa in % (min.)
over up to min max min max A50 A
Profiles 40 320 270 8 10
gez. T3 40 80 280 210 10
Profiles
gep. T4 200 275 125 12 14
Physical properties General properties
(Guide values for 20° C)
Density of g/cm3 2,82 Resistance to:
Solidification range ° C 585-650 – Sea water 5
Electrical conductivity MS/m 24-32 – Weather conditions 4
Thermal conductivity W/(mK) 170-220 Hot formability
Therm. linear expansion- – Extrusion presses 4
Coeffizient 10-6/K 23,4 – Drop forging
Modulus of elasticity N/mm2 70.000 – Open die forging
Weldability Surface treatment
Fusion welding Protection anodizing 5
– Gas Anodizing (decorative)
– WIG Painting/Coating 4
– MIG
Resistance welding  Contact with food no

3. Main application / Special features of EN AW – 2011:

Drilling and turning quality for parts on automatic lathes.
ROHS compliant until 2016 (max. 0.4 % Pb content)

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