Processing of Mg alloy micro-tubes As-cast Mg–2Zn–0.46Y–0.5Nd (wt%) alloy cylindrical sample with a length of 50 mm and a diameter of 36 mm were obtained for extrusion by wire cutting. Alloy billets were pre-extruded at 350 °C with an extrusion ratio of 7:1.
Selective laser melting of a novel Sc and Zr modified Al6 . Selective laser melting of a novel Sc and Zr modified Al6.2 Mg alloy: Processing, microstructure, and properties. the SLM processing of Al alloys Mg alloys
Anodize it ! 2017 Conference PEO processing of Mg alloys Carsten Blawert*, Xiaopeng Lu, Yan Chen, Marta Mohedano, Maria Serdechnova, Sviatlana
Also technologies of alloy formation and processing, such as sheet rolling, semi-solid forming, welding and joining are considered. An opportunity of creation the metal matrix composite based on magnesium matrix is described along with carbon nanotubes as an effective reinforcement. A mixture of science and technology makes this book very useful for professionals from academia and industry.
Magnesium alloy parts are usually painted, however, except where the conditions of exposure are mild. To assure proper adherence of the paint, the part is cleaned by grinding, buffing, or blasting, then given an acid dichromate dip.
Recently, Scalmalloy Al-4.6 Mg-0.66Sc-0.42Zr-0.49Mn alloy was processed using SLM by Spierings et al., indicating that Al 3 (Sc, Zr), Al-Mg-oxides at melt pool base acted as nuclei for solidification and formed ultrafined microstructure while in hot melt pool coarse columnar grains formed .
Recently published articles from Journal of Materials Processing Technology.
Mg alloy for plates, and 6082 type Al-Mg-Si alloy for extrusions . These alloys were These alloys were found to be reliable in marine service as well as during manufacturing.
Fatigue properties under axisymmetric push-pull loading of a magnesium alloy Mg-6Zn-0.5Zr (ZK60) after processing by multiaxial isothermal forging (MIF) to a total strain of 4.2 at 400 °C were ...
on Mg-2wt.%Ca alloy and aims to provide a path for future optimization of the alloy for implant applications. In this work a new bulk/surface processing approach is proposed: i.e. tailoring the
Zhang et. al. (2006) studied the formability of AZ31 Mg alloy sheets on mechanical properties during hot-rolling process. The relationship was illustrated in Figure1, showing the mechanical properties of AZ31 Mg alloy changed as a function of temperature at a constant strain rate. 11.
21/02/2014 · A further challenging issue to be faced concerns mechanical properties. Generally, Mg alloys have lower mechanical properties than commonly used inert biomaterials. Considering stent applications, fracture of the stent strut during expansion also has …
Abstract: In this study, as-cast Mg–6Sn–2Zn (wt.%) alloy was subjected to friction stir processing (FSP) and the microstructure and tensile properties of FSP Mg–6Sn–2Zn samples were investigated.
The effect of processing parameter on zirconium modified Al- Cu-Mg alloys fabricated by selective laser melting Xiaojia Nie *, Hu Zhang*,†, Haihong Zhu *, Zhiheng Hu, Xiaoyan Zeng
Mg Al alloy Traditional It is common process, Mg /Al alloy light metal material such as heated till full liquid and injected into the metal mold with high speed and …
Interest is being shown in Mg due to its light weight and high potential strength. However, traditional mechanical processing is difficult due to Mg’s anisotropic material properties.
Mg-3Sn-2Ca (TX32) alloy has good creep resistance but limited workability. Minor amounts of Al and Si have been added to TX32 for improving its hot workability. The processing map for the TX32-0.4Al-0.4Si alloy exhibited two workability domains in the temperature and strain rate ranges: (1) 310-415°C/0.0003-0.003 s-1 and (2) 430-500°C/0.003-3 s-1.
K is a constant equal to 28 for Al-Mg alloy. σ was calculated using Eq. . In the present alloy system, there are two types of particles: primary dispersoids and secondary dispersoids. The distribution histogram of primary dispersoids in as-cast and FSP (400 rpm) conditions are shown in Figure 9.
Abstract. The global demand for Mg alloys continually grew in the last 20 years, motivating a wide interest in the improvement of the mechanical properties of Mg-alloy castings.
This project investigates the effects temperature, strain-rate, and processing route on the microstructural evolution of Mg and an aluminum containing Mg alloy called AZ31 following ECAE processing. Electron backscatter detection, X-ray diffraction, and microscopy are used to characterize the microstructures. In addition, a serial sectioning system using femtosecond laser ablation is being developed which will be …
Alloy Designation, Processing, and Use of AA6XXX … International Scholarly Research Notices is a peer-reviewed, Open Access journal covering a wide range of subjects in ...
The composition of Mg-Zn-Ca alloy was varied (1-30%wt CaH 2, and 1 variation with 9%wt Ca addition; while Zn constant) to study the effect of foaming agent and calcium addition on phase formation and structural properties of Porous Mg alloy. Sintering process was done in a tube furnace under argon atmosphere in 520°C for 2 hours.
Influence of thermomechanical processing on the grain size, texture and mechanical properties of Mg-Al alloys . B. Srinivasarao. 1, J.A. del Valle
22 Mohammad Tusar Ali and Kazi Mohammad Shorowordi: Processing of Mg-3.2 Al-2.4 Zn Alloy Matrix in-situ Composites by Reactive Infiltration Technique
The AZ61 magnesium alloy billet with 75μm grain size could be refined to about 7.5μm by four-pass friction stir processing. The hardness of the stirred zone could increase to around 70-80 after friction stir processing, and after a further compressive strain of about 3% could raise the hardness to 81.
Friction Stir processing of AZ31B Mg alloy during cryogenic cooled samples achieved finer and a better homogeneous grain size than the FSPed air Samples. Recently very few researchers have used liquid nitrogen coolant on FSW/FSP
Processing And Characterization Of B4C Particle Reinforced Al-5%Mg Alloy Matrix Composites. by Khan, Kirity Bhusan
Friction stir processing can also be used to improve the microstructural properties of powder metal objects. In particular, when dealing with aluminium powder metal alloys, the aluminium oxide film on the surface of each granule is detrimental to the ductility, fatigue properties and fracture toughness of …