Patent · US Expired

Aluminium alloy brazing sheet

US6019939A · kind A · utility

17Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 1995
Grant dateFeb 1, 2000
Priority date
Expiry dateNov 28, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K35/0238
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Aluminum brazing alloy composition is (in wt. %): Mn 0.7-1.5, Cu 0.5-1.0, Fe not more than 0.4, Si not more than 0.15, Mg up to 0.8, V and/or Cr up to 0.3, Ti up to 0.1, others up to 0.05 each, 0.15 total, balance A1 of at least commercial purity. Improved properties include: post-brazed strength and sag resistance; corrosion resistance; ability to withstand interannealing and some homogenization.

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