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PRECIPITATION HARDENING IN B2-ORDERED NiAl BY Ni2AlTiCOMPOUND M.Nemoto1,K.Ohishi2,W.H.Tian3 (1.Sasebo National College of Technology, Okishin 1-1, Sasebo 857-1193, Japan;2.Department of Materials..., China) Abstract:Microstructural variations and correlated hardness changes in B2-ordered NiAl containing fine precipitation of Ni2AlTi have been investigated by means of transmission electron......
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nozzle fields and water quenching baths were performed. 关键词:aluminium; precipitation hardening; gas quenching; mechanical properties; [全文内容正在添加中] ...Gas Quenching during Age Hardening of the Aluminium Casting Alloy AI-7Si-0.3Mg A.Rose1,H.W.Zoch1,F.Hoffmann1,O.Kessler1 (1.Stiftung Institut fur Werkstofftechnik, Bremen, Germany) 摘要:For quenching......
Evaluation of precipitation hardening in TiC-reinforced Ti2AlNb-based alloysYa-ran Zhang1,Qi Cai2,Yong-chang Liu1,Zong-qing Ma1,Chong Li1,Hui-jun Li11. State Key Laboratory of Hydraulic Engineering... in certain orientations with angles of 65° or 90° O phase particles. The obtained alloy was composed of acicular O, Widmanstatten B2 +O, and acicular TiC. As a result of the precipitation of carbides......
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Aging Precipitation Characterics of Lead Frame Cu-Cr-Zr-Mg Alloy LI He-jun1,KANG Bu-xi2,DONG Qi-ming2,LIU Ping2,SU Jua-hua2 (1.Northwestern Polytechnical University, Xi'an China;2.Henan University... for good hardening and electrical conductivity can be obtained by solution treating at 920℃ for lh and aging at 470℃ for 4h and at 550℃ for lh. The hardness and electrical conductivity can reach 108HV......
">This work demonstrates significant improvements in both the aging kinetics and precipitation hardening of an Al-Li-Cu alloy with the minor addition of Cd(0.06 at.%). The precipitation hardening effect... improve precipitation kinetics and therefore the age-hardening effect of Al-Li-Cu alloys.关键词:......
J. Cent. South Univ. (2017) 24: 2215-2221 DOI: https://doi.org/10.1007/s11771-017-3630-6 Effect of Ti on microstructure and strengthening behavior in press hardening steels WEN Yu-hui(闻玉辉)1, ZHU Guo... on the microstructure and strengthening behavior in press hardening steels (PHS) was analyzed by optical metallography (OM), scanning electron microscopy (SEM), transmission electron microscopy (TEM......
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