|
αCOL, αG, αH, αLC, αself
|
15, 17
|
0.1-0.6 (Mughrabi, 1983; Sauzay and Kubin, 2011). References for the order of the strength of dislocation junction types are (Cottrell, 1952; Dupuy and Fivel, 2002; Franciosi et al., 1980; Hirth, 1961; Lomer, 1951; Madec et al., 2003; Martinez et al., 2008; Picu and Soare, 2010) |
| αback |
15, 17
|
0.7-1.0 for FCC materials without precipitates (Atkinson et al., 1974; Moan and Embury, 1979; Stoltz and Pelloux, 1976; Stout and Rollett, 1990), also refer to Sect. IV.1
|
|
ηdyn_rec = ηnon_sub
|
15, 17
|
0.2-1.0 for forest dislocations; small and weak precipitates (Table 2.1 in (Frost and Ashby, 1982)) |
|
15, 17, 21
|
106 s−1 (Section 2.2 in (Frost and Ashby, 1982)) |
|
,
|
15 |
from 8 to 80 (Kocks, 1966) |
| m, n |
15, 17
|
0≤m≤1, 1≤n≤2, respectively (Eqn. 2.8 in (Frost and Ashby, 1982)) |
|
τsat_drag,
|
15, 21
|
, and should be higher than the magnitude of stress serration (Kubin et al., 1988; Kubin et al., 1992) (also refer to discussions in Sects. IV.1, IV.2 in this present study) |
| Ksimi_sat |
16 |
5-10 (Sauzay and Kubin, 2011) |
|
Cs / Cs,0
|
17 |
≈2 (for interstitial alloys like austenitic stainless steels (Lindgren et al., 2008; Pham, 2013)) |
|
, ,
|
17, 21
|
Average total dislocation density is typical from 1010 m−2 to 1012 m−2 for well annealed metallic materials (Hull and Bacon, 2001). As described in Sect. IV.1 and IV. 2, the order of these densities is
|
|
td_s
|
21 |
from 1 s to 100 s (Kubin et al., 1988; Kubin et al., 1992) |
| ηrec_static |
23 |
< 0.2 for lattice resistance, solution hardening (Table 2.1 in (Frost and Ashby, 1982), also refer to Eqn. 22, Sect. IV.2, Fig. 8 and Table 2 in this present study) |