CW624N (CuZn43Pb2Al – 2.0410)

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

1. Chemical composition of CW624N

according to DIN EN 13388 (in % of mass)

CuZnPbNiFeSnAlCommentOther Elements
55,0-Rest1,6-0,300,300,300,05-0,20
57,03,00,5

2. Mechanical properties of CW624N

according to DIN EN 12167 profiles/rods (common condition)

ConditionNominal thicknessTensile strengthYield strengthUltimate elongationRigor
in mmRm in MPaRp0,2 in MPain % (min.)HBS
overup tominmaxminmaxA50A
A100
Mallas manufactured – without specification of mechanical values
Physical propertiesGeneral properties
(Guide values for 20° C)
Density of g/cm38,4 Resistance to:
Solidification range ° C870-885– organic materials2
Electrical conductivity MS/m16,4– neutral / alkaline compounds2
Thermal conductivity W/(mK)126 Formability
Therm. linear expansion-– Warm1
coeffizient 10-6/K21,2– Cold5
Modulus of elasticity N/mm297.000
Connection worksSurface treatment
– Gas-shielded welding5Mechanical polishing2
– Gas welding5Electrolytic polishing5
– Resistance welding (blunt)5Electroplating1
– Hard soldering3
– Soft soldering1
Machinability
Generally2

3. Main application / Special features of CW624N:

This alloy is often used for profiles with thin wall thicknesses or complex geometries.

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

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