HOKOTOL

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

1. Chemical composition
not standardized own product (in % of the mass, rest AL)

Si Fe Cu Mn Mg Cr Zn Ti Zr Other elements
0,2 0,3 1,5-2,6 0,15 1,8-2,6 0,1 5,7-7,6 0,06 0,08-0,25 0,15

2. mechanical properties
not standardized own product (common conditions)

Condition Nominal thickness Tensile strength Plug-in limit Ultimate elongation Rigor
in mm Rm in MPa Rp0,2 in MPa in % (min.) HBS
über bis min max min max A50
100 575 532 7,8 180
200 290 533 479 3,6 180
300 535 483 3,2 180
Physical properties General properties
(Guide values for 20° C)
Density of g/cm3 2,83 Resistance to:
Solidification range ° C – Sea water 4-5
Electrical conductivity MS/m 23 – Weather conditions 4-5
Thermal conductivity W/(mK) 154 Hot formability
Therm. linear expansion- – extrusion presses
Coeffizient 10-6/K 23,5 – Drop forging 3
Modulus of elasticity N/mm2 71.000 – Open die forging 3
Weldability Surface treatment
Fusion welding Protection anodizing 2
– Gas 4 Anodizing (decorative) 6
– WIG 4 Painting/Coating 3
– MIG 4 Polishability 1
Resistance welding 4 Contact with food No
Machinability
– T451 2

3. Main application / Special features:
The high-strength one – for the highest demands in mould making. Very high core strength and best abrasion resistance. Is to be seen as a compensation material in the application area of low to medium strength steels.

Very difficult to weld.

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