Nichtorientiertes Elektrostahlblech und Verfahren zur Herstellung des Nichtorientierten Elektrostahlblechs

Details

Veröffentlichungs-Nr.

EP4752253

Anmeldetag

17. Juli 2024

Veröffentlichung

30. Januar 2025

Rechtsraum

EP

Abstract

According to one embodiment of the present invention, a non-oriented electrical steel sheet and a method for manufacturing the non-oriented electrical sheet can be provided, the non-oriented electrical steel sheet including 2.8 to 3.8 wt% of silicon (Si), 0.2 to 0.5 wt% of manganese (Mn), 0.5 to 1.5 wt% of aluminum (Al), 0.005 wt% or less of carbon (C), 0.005 wt% or less of sulfur (S), 0.015 wt% or less of phosphorus (P), 0.005 wt% or less of nitrogen (N), 0.005 wt% or less of titanium (Ti), 0.08 wt% or less of tin (Sn), 0.07 wt% or less of nickel (Ni), 0.07 wt% or less of copper (Cu), and the balance of iron (Fe) and other inevitable impurities, satisfying relation 1, and having high strength and high efficiency. 3.0 < log T < 0.4 <img class="EMIRef" id="7ba06c6a-9e4a-49a2-9aff-46ddb1d79887-ia01" /> (T = 5 × [S] + 12 × [Ti] + 6 × [P] + 5 × [Sn] + 15 × [Ni] + 11 × [Cu], in which [S], [Ti], [P], [Sn], [Ni] and [Cu] represent the amounts (ppm) of S, Ti, P, Sn, Ni, and Cu, respectively.)

Anmelder

Firma

Hyundai Steel Company

Land

🇰🇷 Südkorea