METHOD OF BRAZING ALUMINUM, AND FLAT TUBE FOR ALUMINUM HEAT EXCHANGER MANUFACTURED BY THE BRAZING METHOD

• Main Authors: HASEGAWA YOSHIHARU, YAMASHITA NAOKI, ITO YASUNAGA, HIRAO KOJI
• Format: Patent
• Language: English
• Published: 29.03.2012
• Subjects: ALLOYS; BLASTING; CHEMISTRY; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; FERROUS OR NON-FERROUS ALLOYS; HEAT EXCHANGE IN GENERAL; HEATING; LIGHTING; MACHINE TOOLS; MECHANICAL ENGINEERING; METAL-WORKING NOT OTHERWISE PROVIDED FOR; METALLURGY; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; TREATMENT OF ALLOYS OR NON-FERROUS METALS; WEAPONS; WELDING; WORKING BY LASER BEAM

PROBLEM TO BE SOLVED: To provide a method of brazing aluminum capable of improving bondability when manufacturing flat tubes for an aluminum heat exchanger by brazing by joining to braze a tube material and inner fins.SOLUTION: The method of brazing aluminum joins to braze the tubes containing 2-6%...