1. Chemical composition of CW614N

according to DIN EN 13388 (in % of mass)

Cu Zn Pb Ni Fe Sn Al Comment Other elements
57,0- Rest 2,5- 0,30 0,50 0,30 0,05 0,20
59,0 3,5

2. Mechanical properties of CW614N

to DIN EN 12449 tubes, 12164/12167/12168 profiles/rods, 12166 wires (common condition)

Condition Nominal thickness Tensile strength Yield strength Ultimate elongation Rigor
in mm Rm in MPa Rp0,2 in MPa in % (min.) HBS
over up to min max min max A50 A
A100
M all as manufactured – without specification of mechanical values
R360/H090* max. 80 360 320 – – 20 90-125
R430/H110* max. 40 430 220 – 6 10 110-160
R500/H135* max. 14 500 350 – – 5 135
Physical properties
General properties
(Guide values for 20° C)
Density of g/cm3 8,46 Resistance to:
Solidification range ° C 880-895 – organic materials 2
Electrical conductivity MS/m 14,6 – neutral / alkaline compounds 2
Thermal conductivity W/(mK) 113  Formability
Therm. linear expansion- – Warm 1
coeffizient 10-6/K 21,4 – Cold 5
Modulus of elasticity N/mm2 96.000
Connection works Surface treatment
– Gas-shielded welding 5 Mechanical polishing 2
– Gas welding 5 Electrolytic polishing 5
– Resistance welding (blunt) 5 Electroplating 1
– Hard soldering 3
– Soft soldering 1
SMachinability
Generally 1

3. Main application / Special features of CW614N:

This alloy is mainly used in electrical engineering due to its high conductive properties.

* The maximum available nominal size of each state depends on the required shape.