HIGH STRENGTH HOT DIP GALVANISED COMPLEX PHASE STEEL STRIP

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United States of America Patent

APP PUB NO 20160017472A1
SERIAL NO

14774113

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Abstract

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High strength hot dip galvanised complex phase steel strip, in mass percent, of the following elements: 0.13-0.19% C, 1.70-2.50% Mn, max 0.15% Si, 0.40-1.00% Al, 0.05-0.25% Cr, 0.01-0.05% Nb, max 0.10% P, max 0.004% Ca, max 0.05% S, max 0.007% N; and optionally at least one of the following elements: max 0.50% Ti, max 0.40% V, max 0.50% Mo, max 0.50% Ni, max 0.50% Cu, max 0.005% B, the balance being Fe and inevitable impurities; wherein 0.40%1.90%; and having a complex phase microstructure, in volume percent, including 8-12% retained austenite, 20-50% bainite, less than 10% martensite, the remainder being ferrite; method of producing same.

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Patent Owner(s)

Patent OwnerAddress
TATA STEEL IJMUIDEN B VWENCKEBACHSTRAAT 1 VELSEN-NOORD 1951 JZ

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
ENNIS, Bernard Leo HAARLEM, NL 6 14

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