Patent · US Expired

Method for producing Zn-Ni alloy plated steel plate having superior press formability

US5266182A · kind A · utility

1Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 15, 1992
Grant dateNov 30, 1993
Priority date
Expiry dateJan 15, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D11/34
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A Zn-Ni alloy plated steel plate having stable formability may be obtained by subjecting the plated surface of a Zn-Ni alloy plated steel plate having Ni contents of 10 to 17 wt. % to a dipping treatment, a spraying treatment or to an anodic treatment, using a solution containing one or both H.sub.2 PO.sub.4.sup.- and HPO.sub.4.sup.2-.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.