نتایج جستجو برای: equal channel angular al alloy

تعداد نتایج: 870507  

Farshid Ahmadi, Mohammad Hossein Shahsavari

Among different SPD techniques, Equal channel Angular Pressing has attracted the most attentions, because of applying large strain to solid bulk materials. In this research, ECAP process up to 6 passes was carried out on a pure copper and a 6012 Al-Mg-Si alloy with BC route in ECAP dies with Φ=120 and Ψ=20 and diameter of 20and 10 millimeter respectively. Moreover, X-ray diffraction (XRD) syste...

Journal: :IOP Conference Series: Materials Science and Engineering 2018

حمید رضا جاهد مطلق, , رامین جهادی نائینی, , محمد صدیقی, ,

In this paper, the effect of Equal Channel Angular Pressing (ECAP) process on the structure and mechanical properties of AM30 magnesium alloy was studied. The results showed a considerable effect of ECAP process on creating an ultrafine grain size structure. Scanning Electron Microscope indicated that the grain size dropped from 20.4 µm in the extruded form to 7.2 µm in the first pass and 3.9 µ...

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