Austenitic stainless steel containing niobium and manufacturing method of the same나이오븀 함유 오스테나이트계 스테인리스강 및 이의 제조방법

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The austenitic stainless steel containing niobium according to an exemplary embodiment of the present invention includes: 16 to 26 wt. % of chromium (Cr), 8 to 22 wt. % of nickel (Ni), 0.02 to 0.1 wt. % of carbon (C), 0.2 to 1 wt. % of niobium (Nb), 0.015 to 0.025 wt. % of titanium (Ti), 0.004 to 0.01 wt. % of nitrogen (N), and 0.5 to 2 wt. % of manganese (Mn), wherein the austenitic stainless steel containing niobium has an austenitic matrix structure, a fine niobium carbide and a fine titanium nitride are precipitated in the austenitic matrix structure, and the fine niobium carbide is uniformly dispersed in the austenitic matrix structure.
Assignee
KAIST
Country
US (United States)
Application Date
2021-11-30
Application Number
17537707
Registration Date
2023-03-21
Registration Number
11608542
URI
http://hdl.handle.net/10203/306062
Appears in Collection
NE-Patent(특허)
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