40

103 104 105 106 107 CYCLES TO FAILURE. Nf

FIGURE 8.17 Room temperature smooth axial fatigue versus maximum cyclic stress for Ti-6Al-4V. Data scatterbands for cast, cast and hot isostatically pressed, and annealed wrought (ingot) material [12].

FIGURE 8.18 Refinement of microstructure of cast Ti-6Al-4V (left) by use of the ther-mohydrogen processing technique (right) [19, 28, 29]:.
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