Electrochemical and Atom Probe Studies of Cast and Aged Duplex Stainless Steel
スポンサーリンク
概要
- 論文の詳細を見る
Cast duplex stainless steel of CF3M was aged at 450°C for up to 10000 h. The ferritic phase was hardened and embrittled by the ageing. Cyclic polarization curves were measured in 0.5 kmol/m<SUP>3</SUP> H<SUB>2</SUB>SO<SUB>4</SUB>+0.01<I>kmol</I>⁄<I>m</I>^3<I>KSCNsolutiontoinvestigatetheelectrochemicalbehaviourduringphasedecompositionoftheferriticphase</I>.<I>Inaddition</I>,<I>the</I>3−<I>Dmicrochemicalchangewasexaminedbyarecentlybuiltpositionsensitiveatomprobe</I>(<I>POSAP</I>).<I>Thereactivationcurrentpeakappearsinthecyclicpolarizationmeasurementafter</I>400<I>hageing</I>.<I>Thisresultsfromthedissolutionofthechromium</I>−<I>depletediron</I>−<I>richregionformedduringdecompositionoftheferriticphase</I>.<BR><I>ThePOSAPanalysisofthe</I>10000<I>hagedsteelshowsawell</I>−<I>developedphasedecompositionintothechromium</I>−<I>richandiron</I>−<I>richregionsinseveralnanometerscale</I>.<I>Flatplate</I>−<I>likechromium</I>−<I>richregions</I>(<I>Cr</I>≥50<I>at</I>%)<I>ofafewnanometerthicknessareobservedataspacingofafewnanometer</I>,<I>whiletheiron</I>−<I>richregions</I>(<I>Cr</I><12<I>at</I>%)<I>formthepercolatedstructuresurroundingtheflatplate</I>−<I>likechromium</I>−<I>richregions</I>.
- 社団法人 日本金属学会の論文
社団法人 日本金属学会 | 論文
- Brazing of Inconel 600 and SUS304 Stainless Steel with Used of Rapidly Solidified Nickel-Base Brazing Foil
- Dissolution of Solid Copper into Molten Tin under Static Conditions
- Synthesis of Vapor—Grown Carbon Fibers Using Nanocrystalline Fe91Zr7B2 Alloy as a Catalyst
- MICROGRAVITY LIQUID PHASE SINTERING AND PORE EVOLUTION
- Fine Particle Morphology and Superparamagnetic Property of Overaged Fe–Al–Mn–C Alloys