CW021A (Cu-HCP – 2.0070)

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

1. Chemical composition of CW021A

according to DIN EN 13388 (in % of mass)

CuBiPPbCommentOther elements
min0,00050,002-0,0050,03
99,950,007

2. mechanische Eigenschaften of CW021A

according to DIN EN 13599 Sheets/plates, 13600/13601 Rods/Profiles, 1977/13605 Wires (common condition)

ConditionNominal thicknessTensile strengthYield strengthUltimate elongationRigor
in mmRm in MPaRp0,2 in MPain % (min.)HB
overup tominmaxminmaxA50A100A
M / Dallas manufactured – without specification of mechanical values
R200/H040*max.40200120253535-65
R220/H040*max.10220260140334240-65
R240/H065*max.402301601865-90
R250/H070*max.1024030018081565-95
R290/H090*max.102903602504690-110
Physical propertiesGeneral properties
(Guide values for 20° C)
Density of g/cm38,94Resistance to:
olidification range ° C1083– organic materials2
Electrical conductivity MS/m> 57– neutral / alkaline compounds
Thermal conductivity W/(mK)> 385Formability
Therm. linear expansion-– Warm3
Coeffizient 10-6/K17,7– Cold1
Modulus of elasticity N/mm2127.000
Connection works Surface treatment
– Gas-shielded welding1Mechanical polishing2
– Gas welding2Electrolytic polishing1
– Resistance welding (blunt)3Electroplating1
– Hard soldering1
– Soft soldering1
Machinability
Generally5

3. Main application / Special features of CW021A:

CW021A is mainly used for components in electrical engineering and electronics (cable tapes, welded cables) as well as for cladding materials.
* The maximum available nominal size of each condition depends on the required shape.

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