Nitric acid etch test on weld cross section in half inch thick steel plate taken as macro shot

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Size: 4724px × 3150px
Photo credit: © Bruce Len / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: acid, acrostructure, bubbles, cross-section, etch, gray, macro, macrostructure, material, metal, nitric, parent, plate, steel, test, weld, welding