CW104C (CuCo2Be – 2.1285)

Stand: September 2018 - Quelle: DIN EN 1652/13148/13599/14436/13600/13601/1977/13602/13605

1. Chemical composition of CW104C

according to DIN EN 13388 (in % of mass)

CuBeCoFeNiCommentOther elements
Rest0,4-2,0-0,200,300,50
0,72,8

2. Mechanical properties of CW104C

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

ConditionNominal thicknessTensile strengthYield strengthUltimate elongationRigor
in mmRm in MPaRp0,2 in MPain % (min.)HB
overup tominmaxminmaxA50A100A
Mallas manufactured – without specification of mechanical values
R240/H060*max.15240220202060-130
R680/H220*max.100680550610220-270
R730/H230*max.6073061028230-310
Physical propertiesGeneral properties
(Guide values for 20° C)
Density of g/cm38,75Resistance to:
Solidification range ° Ck.A.– organic materialsk.A.
Electrical conductivity MS/m26– neutral / alkaline compoundsk.A.
Thermal conductivity W/(mK)208Formability
Therm. linear expansion-– Warmk.A.
Coeffizient 10-6/K17,0– Coldk.A.
Modulus of elasticity N/mm2130.000
Connection worksSurface treatment
– Gas-shielded weldingk.A.Mechanical polishingk.A.
– Gas weldingk.A.Electrolytic polishingk.A.
– Resistance welding (blunt)k.A.Electroplatingk.A.
– Hard solderingk.A.
– Soft solderingk.A.
Machinability
Generally4

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 maximum available nominal size of each condition depends on the shape required.

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