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'''Blued steel''' | '''Blued steel''' | ||
| + | {{other languages|[[Gebläuter Stahl|de]]}} | ||
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]] | ||
Version vom 18. Februar 2010, 00:17 Uhr
Blued steel
| other languages: de |
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).