Blued steel: Unterschied zwischen den Versionen
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'''Blued steel''' | '''Blued steel''' | ||
{{other languages|[[Gebläuter Stahl|de]]|[[Blued steel|en]]|[[x|nl]]|[[Воронёная сталь|ru]]}} | {{other languages|[[Gebläuter Stahl|de]]|[[Blued steel|en]]|[[Acero de Blued|es]]|[[Acier oxydé|fr]]|[[x|nl]]|[[Aço de Blued|pt]]|[[Воронёная сталь|ru]]}} | ||
Steel parts are slowly and cautiously heated (annealed) to about 300°C. This process coats the metal with an extremely thin, shimmering film of cornflower-blue magnetite (Fe3O4). | Steel parts are slowly and cautiously heated (annealed) to about 300°C. This process coats the metal with an extremely thin, shimmering film of cornflower-blue magnetite (Fe3O4). | ||
[[Category:Glossary]] | [[Category:Glossary]] | ||