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    You are looking for Sheets, plates, profiles, blanks or milled parts.

    Semi-finished aluminum products
    EN AW-7021 Plancast plus

    Produktinformation

    Data sheet as PDF

    1. chemical composition of EN AW-7021

    according to DIN EN 573-3 (in % of mass, rest AL)

    Si Fe Cu Mn Mg Cr Zn Ti Remark Other elements
    0,25 0,4 0,25 0,1 1,2-1,8 0,08-0,18 5,0-6,0 0,1

    2. Mechanical properties of EN AW-7021

    according to DIN EN 485-2 Sheets and plates (common conditions)

    Condition Nominal thickness Tensile strength Yield strength Elongation at break Hardness
    in mm Rm in MPa Rp0.2 in MPa in % (mm) HBS
    about to min max min max A50 A
    T79 100 330 400 300 380 3 3 120
    Physical properties General properties
    (approximate values at 20° C)
    Density in g/cm3 2,80 Resistance to:
    Solidification range ° C 580-630 - Sea water 4
    Electrical conductivity MS/m 21-24 - Weather conditions 3
    Thermal conductivity W/(mK) 125-155 Hot formability
    Therm. Linear expansion - Extrusion -
    Coefficient 10-6/K 20-24 - Die forging -
    Modulus of elasticity N/mm2 70.000 - Open-die forging -
    Weldability Surface treatment
    Fusion welding Protective anodizing 2
    - gas - Anodizing (decorative) 6
    - TIG 2 Painting/coating 2
    - MIG 2
    Resistance welding 6 Contact with food No
    Machinability
    - T731 2

    3. main application / special features of EN AW-7021:

    Robot parts, transfer plates, printing machine parts, defense technology, welded constructions. Plancast 7021 is a high-strength cast plate that is used as a raw blank or as a face-milled precision plate. No microporosity of the cast plate, therefore also suitable for vacuum and hydraulic applications. Material hardens automatically after heat application.

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    Handel und Zuschnitte
    T +49 821 279 79 – 030 E m.knaus@batz-burgel.de

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