SURFACE TREATED STEEL PLATE FOR VESSEL EXCELLENT IN RUST PREVENTING PROPERTY AND APPEARANCE

• Main Authors: INOUE MITSUTOSHI, HIRANO SHIGERU, OGA TOMOYA
• Format: Patent
• Language: English
• Published: 23.02.1993
• Subjects: APPARATUS THEREFOR; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; ELECTROFORMING; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; METALLURGY; PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION

PURPOSE:To provide a surface treated steel plate for vessel using as a raw material of a two piece can [shear spun working (for example DI can)] excellent in rust preventing property, appearance and performance of high temp. coating/ baking. CONSTITUTION:By using the surface treated steel plate for vessel providing a zinc-chromium alloy plating layer of 0.5-20g/m containing 0.03-7% chromium on the under layer of a surface fit for the outside of the can, next providing a tin plating layer of 0.5-10g/m on the upper layer and in certain case, providing a chromate coating film of 1-50g/m expressed in term of chromium on the outermost layer, excellent rust preventing property, performance of printing and performance of high temp. coating/baking are secured.