High strength hot dip galvanised steel strip

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United States of America Patent

PATENT NO 10927429
APP PUB NO 20180363082A1
SERIAL NO

16060666

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Abstract

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A high strength hot dip galvanised steel strip consisting, in mass percent, of the following elements: 0.10-0.21% C, 1.45-2.20% Mn, max. 1.50% Si, 0.1-1.50% Al, 0.001-0.04% P, 0.0005-0.005% B, 0.005-0.30% V, max. 0.015% N, max. 0.05% S, and, optionally, one or more elements: max. 0.004% Ca, max. 0.10% Nb, max. 0.50% Cr, max. 0.20% Mo, max. 0.20%, Ni, max. 0.20% Cu, and max. 0.20% Ti the balance of the composition consisting of Fe and inevitable impurities. The steel has good surface finish and increased mechanical strength, in particular high overall strength, ductility and plasticity. It also relates to a process for the manufacture of a high strength hot dip galvanised steel strip and to the products thereof.

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Patent Owner(s)

Patent OwnerAddress
TATA STEEL IJMUIDEN B V1951 JZ VELSEN-NOORD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ionescu, Cornelia Beverwijk, NL 2 1
Van, Krevel Joost Willem Hendrik Beverwijk, NL 4 5

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