페라이트계 스테인리스 강판

• Main Authors: MIZUTANI AKITO, FUJISAWA MITSUYUKI
• Format: Patent
• Language: Korean
• Published: 08.02.2019
• Subjects: ALLOYS; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; FERROUS OR NON-FERROUS ALLOYS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; METALLURGY; METALLURGY OF IRON; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; TREATMENT OF ALLOYS OR NON-FERROUS METALS

질량％로, C: 0.025％ 이하, Si: 0.01∼2.0％, Mn: 0.01∼1.0％, P: 0.050％ 이하, S: 0.010％ 이하, Cr: 10.5∼20.0％, Al: 0.01∼0.50％, Ni: 0.01∼0.60％, Ti: 0.10∼0.50％ 및 N: 0.025％ 이하를 함유하고, 잔부가 Fe 및 불가피적 불순물로 이루어지는 성분 조성으로 함과 함께, 편면 또는 양면에, Al, Fe 또는 Si의 코팅층으로부터 선택한 적어도 1종의 코팅층을 형성하고, 편면당의 코팅층의 합계 두께를 30㎚∼150㎚로 한다. Disclosed is a ferritic stainless steel sheet including: a chemical composition containing, by mass%, C: 0.025 % or less, Si: 0.01 % to 2.0 %, Mn: 0.01 % to 1.0 %, P: 0.050 % or less, S: 0.010 % or less, Cr: 10.5 % to 20.0 %, Al: 0.01 % to 0.50 %, Ni: 0.01 % to 0.60 %, Ti: 0.10 % to 0.50 %, and N: 0.025 % or less, with the balance being Fe and inevitable impurities; and a coating layer including at least one coating layer selected from the group consisting of an Al coating layer, an Fe coating layer, and a Si coating layer on one or both sides thereof, in which the coating layer has a total thickness of 30 nm to 150 nm per side.