Method of manufacturing hot press formed parts having excellent powdering resistance

Provided is a method of manufacturing an HPF part comprising: preparing a steel sheet comprising C: 0.18% to 0.25%, Si: 0.1% to 1.0%, Mn: 0.9% to 1.5%, P: 0.03% or less, S: 0.01% or less, Al: 0.01% to 0.05%, Cr: 0.05% to 0.5%, Ti: 0.01% to 0.05%, B: 0.001% to 0.005%, N: 0.009% or less, and a balance...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kim, Heung-Yun, Sohn, Il-Ryoung, Bae, Dae-Chul
Format: Patent
Sprache:eng
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