Ultrahochfester Federstahl

Details

Veröffentlichungs-Nr.

EP3176282

Aktenzeichen

EP16175227

Anmeldetag

20. Juni 2016

Veröffentlichung

7. August 2019

Erteilung

7. August 2019

Rechtsraum

EP

IPC

C22C38/52C22C38/00C22C38/02C22C38/04C22C38/06C22C38/34C22C38/42C22C38/44C22C38/46C22C38/48C22C38/50// C21D8/06C21D9/02C21D9/52

Abstract

A steel composition is provided and includes carbon of about 0.5 to 0.7 wt%; silicon of about 1.3 to 2.3 wt%; manganese of about 0.6 to 1.2 %; chromium of about 0.6 to 1.2 wt%; molybdenum of about 0.1 to 0.5 wt%; nickel of about 0.05 to 0.8 wt%; vanadium of about 0.05 to 0.5 wt%; niobium of about 0.05 to 0.5 wt%; titanium of about 0.05 to 0.3 wt%; cobalt of about 0.01 to 3 wt%; zirconium of about 0.001 to 0.2 wt%; yttrium of about 0.01 to 1.5 wt%; copper of about 0.3 % or less but greater than 0 wt%; aluminum of about 0.3 % or less but greater than 0 wt%; nitrogen of about 0.03 % or less but greater than 0 wt%; oxygen of about 0.003 % or less but greater than 0 wt%. Additionally, a balance iron, based on the total weight is included.

Anmelder

Firmen

Hyundai Motor Company
Hyundai Steel Company

Land

🇰🇷 Südkorea

Fachgebiete