[PDF] Top 20 Microstructure and Mechanical Properties of Magnesium Alloy AZ31 Processed by Compound Channel Extrusion

... the extrusion process, fiber texture {0002} formed on the basal plane along the direction of extrusion greatly influences the tension-compression asymmetry of Mg alloy ...Mg alloy AZ31 ... See full document

... microstructure. However, it is difficult for the grains to be significantly elongated, as shown in Fig. 4, by only basal slip because the independent slip modes of basal slip are only two. 23) Therefore, in the ... See full document

... strength at room temperature. One hour in the furnace at 300 ° C was enough to reverse structural changes introduced by I-ECAP and return to almost the same mechanical properties as in the as- supplied ... See full document

... differences between the two composites is the orientation of the graphite phase: the latter composite assumed a preferred orientation by the extrusion process. This result suggests a dependence of the damping ... See full document

... tensile properties of the extruded and ECAE processed ...the extrusion direction in the upper part as shown in ...the microstructure of 2-pass ECAE sample, the elongation increases and ... See full document

... equal channel angular extrusion (ECAE) on the evolution of microstructures and mechanical properties in as-cast ...Mg-6.0Zn-0.6Y-0.5Zr alloy after different ECAE passes has been ... See full document

... of magnesium as a structural ...and AZ31, normally exhibit moderate strength at room temperature, but the strength rapidly decreases above 400 ...general, magnesium alloys containing yttrium and/or ... See full document

... angular extrusion technique to Mg alloy AZ31 and investigated in details the microstructure evolution and mechanical ...the AZ31 alloys subjected to the CCAE at each temperature ... See full document

... of AZ31 magnesium alloy has been conducted by Barnett et ...hot-extruded AZ31 with grain sizes varying from 3 to 22 lm at the temperatures ranging from ambient to 473 K (200 ...fine-grained ... See full document

... of AZ31 (Mg–3 mass%Al–1 mass%Zn–0.5 mass%Mn) magnesium alloy, as shown in ...hot extrusion was carried out at extrusion ratio of ...Hot extrusion was carried out again with the ... See full document

... Mg alloy processed by MDF can be controlled mainly by grain boundary sliding, and at the same time grain coarsening and/or refinement takes place during deformation, while grain rotation hardly takes ... See full document

... bulk mechanical alloying (BMA), which consists of cyclical compaction and extrusion in a closed die at room temperature, has been developed as a solid-state fabricating ...from magnesium powder or ... See full document

... so-called Extrusion Channel Angular Extrusion (ECAE) is ...an extrusion through a die which has two channels with the same cross-section that intersect at an angle, generally varying between ... See full document

... Guo et al., friction stir welded the dissimilar AA6061 and AA7075 alloy with a constant rotational speed of 1200 rpm and three variable transverse speeds of 2,3 and 5 mm/sec. The Ultimate Tensile Strength ... See full document

... of magnesium alloys AZ31 utilizing pulsed and alternative ...of magnesium alloys has some issues, and the most important of them is the issue of hot cracking [4], however, this issue is seldom stated ... See full document

... dense microstructure characterises the interior or ...occurs, mechanical integrity of the HPDC casting generally deteriorates with increasing section ...any mechanical advantage the skin material ... See full document

... material properties 36 compared to CM material, e.g. cast material 45 . Mechanical characterization to assess the feasibility of using SLM for structural parts is ongoing, as demonstrated by the examples in ... See full document

... coated magnesium alloy is useful for tissue and bone repair and regeneration, such as but not limited to medical implant devices in orthopedic, craniofacial, dental, and cardiovascular surgeries ...[7]. ... See full document

... AZ91D magnesium alloy were anodized by DC or AC electrolysis in a solution of phosphate and ammonium salt in which the anodized layer is formed by local discharge, followed by rapid ...in mechanical ... See full document

... To evaluate the effect for corrosion property of magne- sium alloys through PA treatment, the potentiodynamic polarization measurement in Hank’s solution was carried out to comparatively investigate the corrosion ... See full document