Dual phase stainless steel pipe and manufacturing method thereof

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United States of America Patent

PATENT NO 10184160
APP PUB NO 20150107724A1
SERIAL NO

14402882

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Abstract

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A dual phase stainless steel pipe includes tensile yield strength YSLT of 689.1 MPa to 1000.5 MPa in a pipe axis direction of the dual phase stainless steel pipe, in which the tensile yield strength YSLT, a compressive yield strength YSLC in the pipe axis direction, a tensile yield strength YSCT in a pipe circumferential direction of the dual phase stainless steel pipe, and a compressive yield strength YSCC in the pipe circumferential direction satisfy all Expressions (1) to (4),

description='In-line Formulae' end='lead'0.90≤YSLC/YSLT≤1.11  (1)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'0.90≤YSCC/YSCT≤1.11  (2)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'0.90≤YSCC/YSLT≤1.11  (3)description='In-line Formulae' end='tail'

description='In-line Formulae' end='lead'0.90≤YSCT/YSLT≤1.11  (4).description='In-line Formulae' end='tail'

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Patent Owner(s)

Patent OwnerAddress
NIPPON STEEL CORPORATIONTOKYO JAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kuroda, Koichi Tokyo, JP 37 380
Sawawatari, Naoki Tokyo, JP 4 10
Ueyama, Masaki Tokyo, JP 30 174
Ugawa, Yusuke Tokyo, JP 3 3

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