Crack Paths 2009

a)

b)

c)

d)

Figure 5. Failures observed during C A loading a) plate edge failure, b) start / stop

position failure for a S960 UIT treated specimen, c) fretting failure in gripping end of

UIT treated specimen, d) root side failure for a fillet welded gusset.

Fatigue results

Fatigue test results are shown graphically in Figures 6 and 7. Data has been previously

reported numerically [18].

Figure 6. Fatigue test results for as welded and improved S700 specimens.

278

6