Low-alloy and corrosion-resistant steel for vehicle, having improved corrosion resistance under corrosive environment, and preparation method thereof

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United States of America Patent

PATENT NO 10640839
APP PUB NO 20180327877A1
SERIAL NO

15800500

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Abstract

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A low-alloy and corrosion-resistant steel for a vehicle, may include about 0.001 wt % to about 0.1 wt % of C, about 0.01 wt % to about 0.5 wt % of Si, about 0.1 wt % to about 0.6 wt % of Mn, more than 0 wt % and about 0.18 wt % or less of P, more than 0 wt % and less than about 0.02 wt % of S, about 0.001 wt % to about 0.03 wt % of Nb, more than 0 wt % and about 0.03 wt % or less of Cr, about 0.05 wt % to about 0.3 wt % of Cu, about 0.05 wt % to about 0.2 wt % of Ni, and more than 0 wt % and about 0.2 wt % or less of a combined weight of Sn and Sb, and the balance iron and inevitable impurities.

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First Claim

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Patent Owner(s)

  • HYUNDAI MOTOR COMPANY; KIA MOTORS CORPORATION; HYUNDAI STEEL COMPANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Choi, Jae-Woong Seongnam-si, KR 17 259
Yang, Won-Seok Dangjin-si, KR 4 2

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