Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
HOT PRESS MOLDED PRODUCT, TAILORED BLANK, METHOD FOR MANUFACTURING HOT PRESS MOLDED PRODUCT, AND METHOD FOR MANUFACTURING TAILORED BLANK
Document Type and Number:
Japanese Patent JP2023059595
Kind Code:
A
Abstract:
To provide a hot press molded product which suppresses breakage at a weld metal section.SOLUTION: A hot press molded product 1A includes: a first member 10A; a second member 30A which abuts the first member; and a weld metal section 50A which joins the first member and the second member, where the hot press molded product is developed in a flat shape. When a longitudinal direction X in a neighborhood part of the weld metal section is defined, at least one formed angle out of the following formed angles is 80° or less, the formed angles are: two formed angles θ11 between a longitudinal direction through a first intersection and a portion connected to the first intersection Q1 between the weld metal section and an outer edge 36d of the hot press molded product on a side opposite to a second member first ridgeline 41A of a second member first piece 36; two formed angles θ12 between a longitudinal direction through a second intersection and a portion connected to the second intersection Q2 between the weld metal section and an outer edge 37d of the hot press molded product on a side opposite to a second member first ridgeline of a second member second piece 37; and four formed angles θ21 between a longitudinal direction through a third intersection and a portion connected to the third intersection Q3 between the weld metal section and the second member first ridgeline.SELECTED DRAWING: Figure 5

Inventors:
TATSUMI YUJIRO
SUZUKI TOSHIYA
HAMADA KOICHI
Application Number:
JP2021169691A
Publication Date:
April 27, 2023
Filing Date:
October 15, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIPPON STEEL CORP
International Classes:
B21D22/20; B21D22/26; B32B15/01
Attorney, Agent or Firm:
Sumio Tanai
Mitsuo Teramoto
Tomomasa Katsumata
Hiroshi Yamaguchi



 
Previous Patent: Tailored blank, hot press-formed product, method for producing tailored blank, and method for produc...

Next Patent: Hot press-formed product, tailored blank, method for producing hot press-formed product, and method ...