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Effect of the temperature, strain rate and microstructure on flow and fracture characteristics of Ti-45Al-2Nb-2Mn+0.8vol.% TiB2 XD alloy

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Academic year: 2020

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Figure

Table 1. UTS, fracture strain (e/) and post-testing duplex structure area measurements
Fig. 1. (a) Stress-strain curves for the specimens tested at e = 5 x  1 0 _ 5 s _ 1  compared
Fig. 2. (a) High speed video of a SHTB test at 555 °C. (b) UTS values for quasi-static and  dynamic tests, (c) Strain to failure values divided in regions attending to the Duplex area  ratio
Table 2. Johnson-Cook constitutive relation material constants for Ti-45Al-2Nb-
+3

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