Method of producing steel sheets for porcelain enameling...

C - Chemistry – Metallurgy – 23 – D

Patent

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117/91, 148/34.4

C23D 3/00 (2006.01) C21D 7/13 (2006.01) C21D 8/02 (2006.01) C21D 9/46 (2006.01)

Patent

CA 2036374

-25- ABSTRACT This invention attempts the activation of steel sheet surface by subjecting to a pickling treatment after recrystallization annealing and before forming in the production steps of steel sheets for porcelain enameling using continuously cast slabs as a starting steel, and hence realizes an improved adhesion property without causing fishscale, blistering and pinhole defects and the like even when using a glaze not requiring pickling with sulfuric acid, Ni flashing or the like as an enameling glaze.

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