نتایج جستجو برای: drawing mechanical
تعداد نتایج: 283865 فیلتر نتایج به سال:
the static strain aging is a phenomenon that can change the mechanical properties of low carbon steels. thus, the static strain aging behavior of low carbon steel wires after drawing process is studied. to do so, the wires are austenitized at different temperatures and cooled in different rates. then the wires are drawn and aged at a specific temperature and time. before and after aging of each...
In the present study, the finite element analysis of the hot deep drawing process of commercially pure (CP) titanium has been performed without the blank holder in order to investigate the influence of temperature (T), die radius (Rd) and blank diameter (D) on the maximum punch force (Fp) and minimum thickness of the blank (t). Tensile tests were first conducted to extract...
Previous studies investigating manufacture of phosphate-based glass fibres from glasses fixed with P2O5 content less than 50 mol% showed that continuous manufacture without breakage was very difficult. In this study, nine phosphate-based glass formulations from the system P2O5-CaO-Na2O-MgO-B2O3 were prepared with P2O5 contents fixed at 40, 45 and 50 mol%, where Na2O was replaced by 5 and 10 mol...
This article takes the knowledge module of part sketch surveying in Mechanical Drawing as an example to explore BOPPPS teaching mode and “cloud on screen” remote learning application that combines MOOC, virtual technology, smart classroom. Based six links mode, case implementation process is analyzed summarized. Practice has shown project-based process, use a new information based methods can e...
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