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Table on Specific Features of Copper


FEATURES

UNIT

COPPER (E-Cu)

   Specific Weight

kg/dm3

8,9

   Tensile Stress (hard...annealed)

kg/mm2

450...240

   Breaking strain (hard...annealed)

%

1...35

   Modulus of elasticity

kN/mm2

120

   Fusion temperature :

0C

1083

   Coefficient of heat expansion :

10-6 / 0C 

16,6

   Coefficient of change of resistance-heat at +20 0C

1/ 0C 

0,0039

   Conductivity at +20 0C

IACS  %

97...100 

   Specific resistance at +20 0C

W mm2/m

0,01786