Table 1 Impact and tensile testing data of Cu samples.

From: Effect of grain structure on Charpy impact behavior of copper

Cu samples

Mechanical properties

Ak (J)

ak (J/cm2)

Fyeild (N)

Fmax (N)

εu(%)

σuts (MPa)

CG

4.8 ± 0.1

55 ± 2

65 ± 5

650 ± 5

50

200

ECAP-2

4.4 ± 0.1

48 ± 2

790 ± 5

865 ± 5

1

370

ECAP-16

4.4 ± 0.1

48 ± 2

790 ± 5

880 ± 5

2

400

  1. Absorbed impact energy (Ak), impact toughness (ak), impact yield force (Fyield) and fracture force (Ffracture), measured from the Charpy impact tests; uniform tensile elongation (εu), and ultimate tensile strength (uts) measured from the uni-axial tensile tests.
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