Patent · US Expired

Cobalt-free hardfacing alloys with improved welding characteristics

US5702668A · kind A · utility

3Cited by
2References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1996
Grant dateDec 30, 1997
Priority date
Expiry dateSep 6, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D2211/003
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Novel cobalt-free iron-base, wear-resistant and anti-galling, hardfacing alloys are provided. These alloys are capable of being deposited on substrates by welding without preheating the substrate, thus facilitating field applications of cobalt-free alloys.

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