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    Semi-finished copper products
    CW104C (CuCo2Be - 2.1285)

    Produktinformation

    Data sheet as PDF

    1. chemical composition of CW104C

    according to DIN EN 13388 (in % of mass)

    Cu Be Co Fe Ni Remark Other elements
    Rest 0,4- 2,0- 0,20 0,30 - 0,50
    0,7 2,8

    2. Mechanical properties of CW104C

    according to DIN EN 1652 sheets/plates, 12163 bars/profiles, 12166 wires (common condition)

    Condition Nominal thickness Tensile strength Yield point Elongation at break Hardness
    in mm Rm in MPa Rp0.2 in MPa in % (min.) HB
    about to min max min max A50 A100 A
    M all as manufactured - without specification of mechanical values
    R240/H060* max. 15 240 - - 220 20 - 20 60-130
    R680/H220* max. 100 680 - 550 - - 6 10 220-270
    R730/H230* max. 60 730 - 610 - - 2 8 230-310
    Physical properties General properties
    (approximate values at 20° C)
    Density in g/cm3 8,75 Resistance to:
    Solidification range ° C n.a. - Organic substances n.a.
    Electrical conductivity MS/m 26 - Neutral / alkaline compounds n/a
    Thermal conductivity W/(mK) 208 Formability
    Therm. Linear expansion - Warm n/a
    Coefficient 10-6/K 17,0 - cold n.a.
    Modulus of elasticity N/mm2 130.000
    Joining work Surface treatment
    - Gas-shielded arc welding n.a. Mechanical polishing n.a.
    - Gas welding n.a. Electrolytic polishing n.a.
    - Resistance welding (butt) n.a. Galvanizing n.a.
    - Brazing n.a.
    - Soft soldering n.a.
    Machinability
    Generally 4

    3. main application / special features of CW104C:

    CW104C is mainly used for spot welding electrodes, grid welding electrodes, electrode holders and roller seam electrodes for stainless steel
    and nickel alloys.
    * The respective maximum available nominal dimension of each state depends on the required shape.

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    Manuel Knaus

    Manuel Knaus

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

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