Fatigue Crack Paths 2003

M A W

Δ Κ [MPa*m^1/2]

1,E-105432,E+01

1,E+02

1,E-02

1,E-03

Δ K [MPa*m^1/2] M A W

1,E-04

T IG

T IG

1,E-05

1,E+01

1,E+02

Figure 4. Type 3 specimen crack

Figure 5. Type 3 specimen crack

growth rate results in as-deposited

growth rate results after heat

condition.

treatment.

1,00E-02

1,00E-02

d cy c [ m m /

d cy c [ m m /

1,00E-043

1,00E-043

a / d N

a / d N

1,00E-05

1,00E-05

1,00E+01

1,00E+02

1,00E+01

1,00E+02

Δ K[MPa*m^1/2]

Δ K[MPa*m^1/2]

Figure 6. Fatigue crack growth rate

Figure 7. Fatigue crack growth rate

data for TYPE3 test specimen in as

data for TYPE3 test specimen after

deposited condition.

heat treatment.