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Online since: January 2012
Authors: Hanamantray Baluragi, V. Anil Kumar, K. Narasaiah, Shibu Gopinath, P.P. Sinha
This can be achieved by employing concept of honeycomb structures but the current practice of manufacturing honeycomb panels is only for Al alloys which cannot be used for high temperature applications.
) % El(On 50mm G.L) - 12% (Min.)
) % El(On 50mm G.L) - 12% (Min.)
Online since: June 2014
Authors: M.S. Abdul Majid, R. Revati, S. Yahud
The same method was also used by WiriyaThongruanget. al to develop conductive polymer, the only difference is the type of polymer and filler used, curing agents, temperature, pressure and time [7].
[3] Madani, M., &Abd-El Hafez, A.
[3] Madani, M., &Abd-El Hafez, A.
Online since: August 2013
Authors: Wen Pan, Yi Xiang Xu, Sheng Lan Zhu
A artificial wave which simulates the relevant field, the north-south direction of EL-CENTRO wave, the north-south direction of Tangshan seismic wave should be entered and adjusted to 8 degree whose peak acceleration is 400(gal).
[2] Y.Zhou, T.Xu, G.H.Yu, et al: New Progress on Research and Application of Energy Dissipation Technology.
[2] Y.Zhou, T.Xu, G.H.Yu, et al: New Progress on Research and Application of Energy Dissipation Technology.
Online since: June 2010
Authors: Miao Song, Jia Feng Lei, Ying Jie Ma, Yu Yin Liu
Table 1 Composition [wt%] and β-transus [°C] of Ti-6Al-2Mo-1.5Cr-2Sn-2Zr-1V-0.4Fe-0.15Si Alloy Tested
βT [°C] Al Mo Cr Sn Zr V Fe Si O N H Ti
955 6.01 2.00 1.48 1.95 2.00 0.99 0.45 0.15 0.072 0.012 0.001 Bal.
Table 2 Properties and Microstructral Features Found from the different aging treatments Feature 500 540 580 620 660 700 740 780 Silicides Mean Size[nm] None None about 20 56±13 90±27 119±55 146±66 204±61 Volume fraction[%] None None trace 0.34 0.59 0.80 0.87 0.7 α2 phase Size[nm] at 1-100 - - 2.74±1.92 3.48±2.32 3.89±2.94 - 3.78±3.2 None 0001 - - 3.02±2.42 3.57±2.79 4.16±3.21 - 4.43±4.37 None Volume fraction[%] least least increase most decrease None Second α morphology the lamella breadth increase slightly Volume fraction nearly the same Properties KIC[MPam 1/2] 75 69 62 54 - 61 68 69 RA[Pct] 16.7 17.3 17.3 13.5 15.9 19.8 21.3 31 σUTS [MPa] 1200 1208 1223 1222 1161 1120 1085 1051 El[Pct] 12.3 11.4 9.8 7.1 8.9 10.9 12.7 10.4 Conclusions The fraction of second α is relative stable at the different aging temperature.
Table 2 Properties and Microstructral Features Found from the different aging treatments Feature 500 540 580 620 660 700 740 780 Silicides Mean Size[nm] None None about 20 56±13 90±27 119±55 146±66 204±61 Volume fraction[%] None None trace 0.34 0.59 0.80 0.87 0.7 α2 phase Size[nm] at 1-100 - - 2.74±1.92 3.48±2.32 3.89±2.94 - 3.78±3.2 None 0001 - - 3.02±2.42 3.57±2.79 4.16±3.21 - 4.43±4.37 None Volume fraction[%] least least increase most decrease None Second α morphology the lamella breadth increase slightly Volume fraction nearly the same Properties KIC[MPam 1/2] 75 69 62 54 - 61 68 69 RA[Pct] 16.7 17.3 17.3 13.5 15.9 19.8 21.3 31 σUTS [MPa] 1200 1208 1223 1222 1161 1120 1085 1051 El[Pct] 12.3 11.4 9.8 7.1 8.9 10.9 12.7 10.4 Conclusions The fraction of second α is relative stable at the different aging temperature.