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Stages of prototype fabrication by weldment deposition and subsequent milling: (a) first stage of deposition from 0–20 mm; (b) milling to 20 mm height; (c) second stage deposition up to 40 mm followed by (d) machining at 40 mm; (e) third stage deposition 40–60 mm and (f) milling third deposited segment to 60 mm; (g) intermediate weldment structure in fourth stage at 60–80 mm and (h) follow-up machining to 80 mm.
