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典型文献
Improving Intergranular Stress Corrosion Cracking Resistance in a Fe-18Cr-17Mn-2Mo-0.85N Austenitic Stainless Steel Through Grain Boundary Character Distribution Optimization
文献摘要:
The grain boundary character distribution(GBCD)optimization and its effect on the intergranular stress corrosion crack-ing(IGSCC)resistance in a cold-rolled and subsequently annealed Fe-18Cr-17Mn-2Mo-0.85N high-nitrogen nickel-free austenitic stainless steel were systematically explored.The results show that stacking faults and planar slip bands appearing at the right amount of deformation(lower than 10%)are beneficial cold-rolled microstructures to the GBCD optimization.The proportion of special boundaries gradually increases in the subsequent stages of recrystallization and grain growth,accompanying with the growth of twin-related domain in the experimental steel.In this way,the fraction of low ∑ coincidence site lattice(CSL)boundaries can reach as high as 82.85%for the specimen cold-rolled by 5%and then annealed at 1423 K for 72 h.After GBCD optimization,low ∑ CSL boundaries and the special triple junctions(J2,J3)of high proportion can greatly hinder the nitride precipitation along grain boundaries and enhance the capability for intergranular crack arrest,thus improving the IGSCC resistance of the experimental steel.
文献关键词:
作者姓名:
F.Shi;L.Yan;J.Hu;L.F.Wang;T.Z.Li;W.Li;X.J.Guan;C.M.Liu;X.W.Li
作者机构:
Department of Materials Physics and Chemistry,School of Materials Science and Engineering,Northeastern University,Shenyang 110819,China;Key Laboratory for Anisotropy and Texture of Materials(Ministry of Education),Northeastern University,Shenyang 110819,China;State Key Laboratory of Rolling and Automation,Northeastern University,Shenyang 110819,China
引用格式:
[1]F.Shi;L.Yan;J.Hu;L.F.Wang;T.Z.Li;W.Li;X.J.Guan;C.M.Liu;X.W.Li-.Improving Intergranular Stress Corrosion Cracking Resistance in a Fe-18Cr-17Mn-2Mo-0.85N Austenitic Stainless Steel Through Grain Boundary Character Distribution Optimization)[J].金属学报(英文版),2022(11):1849-1861
A类:
85N,Austenitic,GBCD,IGSCC
B类:
Improving,Intergranular,Stress,Corrosion,Cracking,Resistance,18Cr,17Mn,2Mo,Stainless,Steel,Through,Grain,Boundary,Character,Distribution,Optimization,grain,boundary,character,distribution,optimization,its,effect,intergranular,stress,corrosion,crack,resistance,cold,rolled,subsequently,annealed,high,nitrogen,nickel,free,austenitic,stainless,steel,were,systematically,explored,results,show,that,stacking,faults,planar,slip,bands,appearing,right,amount,deformation,lower,than,are,beneficial,microstructures,proportion,special,boundaries,gradually,increases,stages,recrystallization,growth,accompanying,twin,related,domain,experimental,this,way,fraction,coincidence,site,lattice,CSL,can,reach,specimen,by,then,After,triple,junctions,J2,J3,greatly,hinder,nitride,precipitation,along,enhance,capability,arrest,thus,improving
AB值:
0.599173
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