Ferritischer Edelstahl und Herstellungsverfahren dafür

Details

Veröffentlichungs-Nr.

EP4800143

Anmeldetag

4. Dezember 2024

Veröffentlichung

19. Juni 2025

Rechtsraum

EP

Abstract

The present invention relates to a ferritic stainless steel and a manufacturing method therefor, and more particularly, to a ferritic stainless steel including, in percent by weight (wt%), 0.0005 to 0.0200% of carbon (C), 0.005 to 0.020% of nitrogen (N), 0.01 to 2.00% of silicon (Si), 0.01 to 1.00% of manganese (Mn), 0.001 to 0.050% of phosphorus (P), 13 to 25% of chromium (Cr), 0.01 to 2.00% of copper (Cu), 0.05 to 0.50% of titanium (Ti), and the balance of iron (Fe) and inevitable impurities, and satisfying Formula (1) below. 7×Si+4×Cu+0.2×Cr≥10 (wherein [Si], [Cu], and [Cr] represent amounts (wt%) of respective elements)

Anmelder

Firma

POSCO Co., Ltd

Land

🇰🇷 Südkorea