CA2356149C - Methode amelioree pour le durcissement par diffusion de revetement sur des objets metalliques
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Methode amelioree pour le durcissement par diffusion de revetement sur des objets metalliques
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Publication number
CA2356149C
CA2356149CCA002356149ACA2356149ACA2356149CCA 2356149 CCA2356149 CCA 2356149CCA 002356149 ACA002356149 ACA 002356149ACA 2356149 ACA2356149 ACA 2356149ACA 2356149 CCA2356149 CCA 2356149C
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CA
Canada
Prior art keywords
chromium
diffusion
slurry
aluminum
coating
Prior art date
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Babcock and Wilcox Co
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Babcock and Wilcox Co
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Publication date
Priority claimed from US07/486,481external-prioritypatent/US5041309A/en
Application filed by Babcock and Wilcox CofiledCriticalBabcock and Wilcox Co
Publication of CA2356149A1publicationCriticalpatent/CA2356149A1/fr
Application grantedgrantedCritical
Publication of CA2356149CpublicationCriticalpatent/CA2356149C/fr
Solid-Phase Diffusion Into Metallic Material Surfaces
(AREA)
CA002356149A1990-02-281990-12-21Methode amelioree pour le durcissement par diffusion de revetement sur des objets metalliques
Expired - LifetimeCA2356149C
(fr)
Method of chromizing a workpiece by applying a coating containing chromium particles onto a ceramic carrier, positioning the carrier proximate the workpiece, and heating both carrier and workpiece to diffuse chromium particles into the workpiece
Method of chromizing a workpiece by applying a coating containing chromium particles onto a ceramic carrier, positioning the carrier proximate the workpiece, and heating both carrier and workpiece to diffuse chromium particles into the workpiece
Method for diffusion coating a workpiece with Cr, Si, Al or B by placing coated ceramic alumino-silicate fibers next to the workpiece and heating to diffuse the diffusion coating into the workpiece