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    Semi-finished copper products
    CW111C (CuNi2Si - 2.0855)

    Produktinformation

    Data sheet as PDF

    1. chemical composition of CW111C

    according to DIN EN 13388 (in % of mass)

    Cu Mn Fe Ni Pb Si Remark Other elements
    Rest 0,10 0,20 1,6- 0,02 0,4- - 0,50
    2,5 0,8

    2. Mechanical properties of CW111C

    according to DIN EN 1652 sheets/plates, 12163/12164/12167 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
    R550/H150* max. 80 550 - 430 - - - 15 150-190
    R640/H180* max. 30 640 - 590 - - 3 8 180-230
    Physical properties General properties
    (approximate values at 20° C)
    Density in g/cm3 8,78 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) 160 Formability
    Therm. Linear expansion - Warm n/a
    Coefficient 10-6/K 16 - cold n.a.
    Modulus of elasticity N/mm2 140.000
    Joining work Surface treatment
    - Gas-shielded arc welding n.a. Mechanical polishing 2
    - Gas welding n.a. Electrolytic polishing 2
    - Resistance welding (butt) n.a. Galvanizing n.a.
    - Brazing n.a.
    - Soft soldering n.a.
    Machinability
    Generally 4-5

    3. main application / special features of CW111C:

    CW111C is often used for pistons in cold chamber die casting machines, electrode holders for resistance welding technology, nozzles for submerged arc welding systems, as well as for ejector pins in plastic mold construction.
    * 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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