Nickel-based brazing foil and process for brazing

US10137517B2 · kind B2 · utility

Assignee

• Vacuumschmelze GmbH & Co. KG · DE

Inventors

• Thomas Hartmann · Friedland, DE
• Dieter Nuetzel · Großkrotzenburg, DE

Key dates

• Filing date: Mar 28, 2016
• Grant date: Nov 27, 2018
• Expiry date: May 20, 2036

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/12972
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

An amorphous, ductile brazing foil is provided. According to one example embodiment, the composition consists essentially of NirestCraBbPcSid with 2 atomic percent≤a≤30 atomic percent; 0.5 atomic percent≤b≤14 atomic percent; 2 atomic percent≤c≤20 atomic percent; 0 atomic percent≤d≤14 atomic percent; incidental impurities≤0.5 atomic percent; rest Ni, where c>b>c/15 and 10 atomic percent≤b+c+d≤25 atomic percent.