Ferritic stainless steel and ferritic stainless steel pipe with improved mechanical properties of welding portion

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United States of America

PATENT NO 11946125
SERIAL NO

17276953

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Abstract

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A ferritic stainless steel with improved mechanical properties of weld zone is disclosed. The ferritic stainless steel includes, in percent (%) by weight of the entire composition, C: 0.005 to 0.02%, N: 0.005 to 0.02%, Cr: 11.0 to 13.0%, Ti: 0.16 to 0.3%, Nb: 0.1 to 0.3%, Al: 0.005 to 0.05%, the remainder of iron (Fe) and other inevitable impurities, and the ferritic stainless steel has a texture maximum strength of 30 or less in the {001} direction after welding.

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Patent Owner(s)

Patent OwnerAddress
POSCO CO LTD6261 DONGHAEAN-RO NAM-GU POHANG-SI GYEONGSANGBUK-DO 37859 37859

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lee, Kye-Man Seoul, KR 2 0
Park, Jae-Seok Pohang-si, KR 59 639

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