CW508L (CuZn37 – 2.0321)

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

1. Chemical composition of CW508L

according to DIN EN 13388 (in % of mass)

Cu Zn Pb Ni Fe Sn Al Comment Other elements
62,0- Rest 0,10 0,30 0,10 0,10 0,05 0,10
64,0

2. Mechanical properties of CW508L

according to DIN EN 1652 sheets/plates, 12449 tubes, 12163/12167 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
R290/H050* max. 80 290 230 – 30 45 50-100
R300/H055* 0,2 5 300 370 180 38 – 48 55-95
R350/H095* 0,2 5 350 440 170 19 – 28 95-125
R370/H085* max. 40 370 240 – 10 14 85-145
R410/H120* 0,2 5 410 490 300 8 – 12 120-155
R440/H115* max. 5 440 320 – – 10 110
R480/H150* 0,2 2 480 560 430 3 – 150-180
Physical properties General properties
(Guide values for 20° C)
Density of g/cm3 8,44 Resistance to:
Solidification range ° C 904-920 – organic materials 2
Electrical conductivity MS/m 15,5 – neutral / alkaline compounds 2
Thermal conductivity W/(mK) 121 Formability
Therm. linear expansion- – Warm 2
coeffizient 10-6/K 20,2 – Cold 1
Modulus of elasticity N/mm2 110.000
Connection works Surface treatment
– Gas-shielded welding 3 Mechanical polishing 1
– Gas welding 3 Electrolytic polishing 3
– Resistance welding (blunt) 3 Electroplating 1
– Hard soldering 1
– Soft soldering 1
Machinability
Generally 4

3. Main application / Special features of CW508L:

Like CW502L, CW508L is ideally suited for cold forming, although somewhat worse due to the higher zinc content, but still almost identical.

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

Top