Research Article
Advantages of the Green Solid State FSW over the Conventional GMAW Process
Table 1
Grain size at different welding zones for FSW and GMAW for Al-Al joints.
| Items |
Range of grain size in m of the weld regions | NZ/WZ | TMAZ | HAZ | BM |
| FSW | | | | | Rotational speed | | | | | 1750 rpm | 3.5–10 | 3–11 | 8–18 | 5–16 | 2720 rpm | 2–8 | 3.5–13 | 8–19 | 5–16 | GMAW | 7–12 | — | 10–22 | 5–16 |
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