COMPOSITION FOR COPPER AND ITS ALLOYS CHROMO-CALORIZING
FIELD: alloys, chemical-thermic treatment. SUBSTANCE: composition for copper and its alloys chrome-calorizing has aluminium oxide, aluminium, chrome oxide, chrome and zinc chloride at the following ratio of components, wt. -%: aluminium oxide 27-29; aluminium 18-20; chrome oxide 25-27; chrome 17-25...
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Zusammenfassung: | FIELD: alloys, chemical-thermic treatment. SUBSTANCE: composition for copper and its alloys chrome-calorizing has aluminium oxide, aluminium, chrome oxide, chrome and zinc chloride at the following ratio of components, wt. -%: aluminium oxide 27-29; aluminium 18-20; chrome oxide 25-27; chrome 17-25 and zinc chloride 5-7. Composition provides the increase of diffusion layer thickness at chemical-thermic treatment of copper and its alloys. EFFECT: improved quality and properties of the composition. 1 tbl, 1 ex |
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