نتایج جستجو برای: az91d
تعداد نتایج: 255 فیلتر نتایج به سال:
Magnesium alloy AZ91D is used extensively in the automotive industry because of its high strength-to-weight ratio. Typically, components produced using are required to have good surface finish and contribute productivity but require long cutting times. Cryogenic cooling an environmentally friendly technology which has been proven improve tool life finish. This paper presents investigation on ef...
Mg alloys have a vast usage where weight reduction is really significant since they do the features really well for materials of ultra-light weight. However, Mg is inherently a reactive metal and its alloys generally possess quite weak corrosion resistance that widely restricts their technological usages, especially in some rough service conditions. Despite, many investigations on the passive a...
In order to obtain a lightweight material having an excellent high-temperature strength, Mg alloy composites reinforced with short alumina fibers and in situ Mg2Si particles were fabricated. The composites were fabricated by pressureless infiltration of the Mg alloy melt into the preform consisting of the fibers and attached Si particles. The volume fraction of Si particles in the preform, the ...
Atmospheric pressure plasma (AP) treatment, using an open-air jet of ionized CO2, N2, or air, was applied to AZ91D Mg alloy surfaces investigate its effects on primer coating adhesion and corrosion resistance. The CO2 air AP treatments formed O- C-rich surface layer (Mg-O-C) consisting agglomerated nanoparticles pits with a depth few microns increasing the roughness by 6–8 times compared refere...
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