Title:
PRODUCTION OF HOT DIP ZINC-COATED STEEL SHEET
Document Type and Number:
Japanese Patent JPH0657390
Kind Code:
A
Abstract:
PURPOSE: To improve a wetting property to molten zinc by applying a prescribed quantity of sulfur (compounds) on the surface of a high Si steel sheet ground by a prescribed quantity.
CONSTITUTION: The surface of the high Si steel sheet containing 0.1wt.% or more Si is activated by grinding the surface by 0.1 to 5g/m2 grinding amount. The ground surface is coated with 0.01mg/m2 or more (as sulfur) sulfur (compounds). After heating the Si steel sheet covered with sulfur (compounds) in a reductive atmospher, the steel sheet is by hot dip zinc-coating.
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Inventors:
TOKI TAMOTSU
TSUDA TETSUAKI
TSUDA TETSUAKI
Application Number:
JP23312992A
Publication Date:
March 01, 1994
Filing Date:
August 06, 1992
Export Citation:
Assignee:
SUMITOMO METAL IND
International Classes:
C23C2/00; (IPC1-7): C23C2/00
Attorney, Agent or Firm:
Raw form Motoshige (1 person outside)
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