May 2019 Volume 1

FORGING RESEARCH

Figure 4 Superimposed true stress amplitude versus reversals to failure for the three materials; forged steel 11V37 in direction A, cast aluminum A356-T6, and cast iron 65-45-12. Figure 4 Superimposed true stress amplitude versus reversals to failure for the thre mat rials; forged steel 11V37 in direction A, cast aluminum A356-T6, an cast iron 65-45-12.

1.000%

0.100%

0.010%

True Plastic Strain Amplitude (%)

Forged Steel 11V37 Cast Iron 65-45-12 Cast Aluminum A356-T6

0.001%

1E+2

1E+3

1E+4

1E+5

1E+6

Reversals to Failure, 2 N f

19

Figure 5 Superimposed calculated true plastic strain amplitude versus reversals to failure for the three materials; forged steel 11V37 in direction A, cast aluminum A356-T6, and cast iron 65-45-12. Figure 5 Superimposed calculated true plastic strain amplitude versus reversals to failure for the thr e materials; forged steel 11V37 in direction A, cast aluminumA356-T6, and cast iron 65-45-12.

FIA MAGAZINE | MAY 2019 29