Invention Publication
- Patent Title: BRAZED ALUMINUM MEMBER AND METHOD FOR PRODUCING BRAZED PRODUCT
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Application No.: US17916436Application Date: 2021-03-26
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Publication No.: US20230150069A1Publication Date: 2023-05-18
- Inventor: Shinichi Nakamura , Tomoki Yamayoshi , Taichi Suzuki , Hirokazu Tanaka
- Applicant: UACJ Corporation
- Applicant Address: JP Tokyo
- Assignee: UACJ Corporation
- Current Assignee: UACJ Corporation
- Current Assignee Address: JP Tokyo
- Priority: JP 20066894 2020.04.02
- International Application: PCT/JP2021/012822 2021.03.26
- Date entered country: 2022-09-30
- Main IPC: B23K35/02
- IPC: B23K35/02 ; B23K35/28

Abstract:
Provided is a brazed aluminum member brazed with a member formed of a brazing sheet, in which two or more grooves are provided on a surface of the brazed aluminum member in a fillet forming area, a groove depth (D1) of the grooves is 0.005 mm to 0.50 mm, a groove width (W1) of the grooves is 0.005 mm to 0.50 mm, a ratio (W1/D1) of the groove width (W1) to the groove depth (D1) is 10.00 or less, and a space (P1) between adjacent grooves is 0.00 mm to 0.30 mm. The present invention can provide an aluminum material and a method for producing a brazed product that can secure good brazing properties even when the clearance between the jointed members is large in the case where the aluminum material is brazed without using a flux.
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