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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......
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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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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......
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......
Trans. Nonferrous Met. Soc. China 27(2017) 2381-2389 Effects of solid solution treatment and cooling on morphology of LPSO phase and precipitation hardening behavior of Mg-Dy-Ni alloy Li-tao YUAN1...: Effects of solid solution treatment and cooling on the morphology of long period stacking order (LPSO) phase and precipitation hardening behavior of Mg-2Dy-0.5Ni (molar fraction, %) alloy were......
Age Hardening of Rapidly-Solidified Mo-Th-B AlloysNing Yuantao Institute of Precious Metals,Kunming,China摘 要:<正> The splat foils with 30~35 μm... hardening response,especially for Mo-8Th-0.8B alloy.The precipitates associated with agehardening were identified to be ThB4(Tetragon) and Mo2B(C16,BTC).The times of reaching age hardening peak forboth......
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......