Title:
HOT STAMPING COMPONENT AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/210911
Kind Code:
A1
Abstract:
The present invention provides a hot stamping component manufacturing method comprising the steps of: forming a blank by cutting a plated steel sheet having a plating layer formed on at least one surface of a base metal; and heating the blank in a heating furnace including a plurality of sections with different temperature ranges, wherein the step of heating the blank comprises: a multistage heating step of heating the blank step by step; and a soaking step of heating the multistage-heated blank at a temperature of Ac3 to 910°C, and the temperature (an) of the soaking step and the total heating time (bn) of the step of heating the blank satisfy the relation. 62 ≤ 91.81 + K - 0.022 x an - 0.23 x bn (In the relation, K is a material correction factor.)
Inventors:
JANG MIN HO (KR)
KANG SEOK HYEON (KR)
PARK MIN SUH (KR)
HAN SEONG KYUNG (KR)
KANG SEOK HYEON (KR)
PARK MIN SUH (KR)
HAN SEONG KYUNG (KR)
Application Number:
PCT/KR2022/020566
Publication Date:
November 02, 2023
Filing Date:
December 16, 2022
Export Citation:
Assignee:
HYUNDAI STEEL CO (KR)
International Classes:
C21D9/46; B21D22/02; C21D8/02; C23C2/06; C23C2/12
Foreign References:
| KR20210080176A | 2021-06-30 | |||
| KR20210037106A | 2021-04-06 | |||
| KR20210120477A | 2021-10-07 | |||
| KR20190001493A | 2019-01-04 | |||
| KR20210080175A | 2021-06-30 |
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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