CW111C (CuNi2Si – 2.0855)

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

1. Chemical composition of CW111C

according to DIN EN 13388 (in % of mass)

CuMnFeNiPbSiCommentOther Elements
Rest0,100,201,6-0,020,4-0,50
2,50,8

2. Mechanical properties of CW111C

according to DIN EN 1652 sheets/plates, 12163/12164/12167 rods/profiles, 12166 wires (common condition)

ConditionNominal thicknessTensile strengthYield strengthUltimate elongationRigor
in mmRm in MPaRp0,2 in MPain % (min.)HB
overup tominmaxminmaxA50A100A
Mall as manufactured – without specification of mechanical values
R550/H150*max.8055043015150-190
R640/H180*max.3064059038180-230
Physical propertiesGeneral properties
(Guide values for 20° C)
Density of g/cm38,78Resistance to:
Solidification range ° Cn.a– organic materialsn.a
Electrical conductivity MS/m26– neutral / alkaline compoundsn.a
Thermal conductivity W/(mK)160Formability
Therm. linear expansion-– Warmn.a
coeffizient 10-6/K16– Coldn.a
Modulus of elasticity N/mm2140.000
Connection worksSurface treatment
– Gas-shielded weldingn.aMechanical polishing2
– Gas weldingn.aElectrolytic polishing2
– Resistance welding (blunt))n.aElectroplating
– Hard solderingn.a
– WSoft solderingn.a
Machinability
Generally4-5

3. Main application / Special features of CW111C:

CW111C is frequently used for pistons in cold chamber die casting machines, electrode holders for resistance welding, nozzles for submerged arc welding systems, as well as ejector pins in plastic mould making.
* The maximum available nominal size of each condition depends on the required mould.

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