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ductile magnesium, rolling, alloy design, rare earth, …

Among these alloys, ZRE1 magnesium alloy exhibits good creep properties up to 200 C. This alloy containing zinc, rare earth metals and zirconium. Zinc is usually used in coination with aluminum, zirconium, rare earths, or thorium to produce precipitation-hardenable magnesium …

A promising biodegradable magnesium alloy suitable for clinical …

SIETIFI RPRS 746343 DOI 10.103srep46343 1 A promising biodegradable magnesium alloy suitable for clinical vascular stent appliion Lin Mao1,2,3, Li shen4, Jiahui Chen4, Xiaobo Zhang5, Minsuk Kwak3, Yu Wu3, Rong Fan3,

Influence of Continuous Bending Process on Texture …

The magnesium alloy sheets with strong basal texture, basal slip is hardly activated during tensile deformation. Thus, the width strain is dominated by prismatic slip and the thickness strain is dominated by pyramidal slip with the highest CRSS, resulting in a higher r -value.

Severely plastically deformed AZ80 magnesium alloy: …

In this study the evolution of microstructure and the mechanical properties of an AZ80 magnesium alloy were investigated. It examined prepared samples of AZ80 magnesium alloy before and after processing by severe plastic deformation (SPD) using the High

Grain refinement and enhanced mechanical properties of …

2019/9/27· Tensile properties of as-cast and extruded Mg, ZK20 (Mg-2Zn-0.5Zr), and ZEK200 (Mg-2Zn-0.5Zr-0.5RE, where RE denotes the rare earth elements) alloys were studied. The addition of 0.5 wt% Ce-rich mischmetal to ZK20 alloy (to form ZEK200 alloy) refined the α-Mg grains, which resulted in the improvement of mechanical properties and tensile toughness.

In Vitro Biocompatibility and Endothelialization of Novel …

2014/6/12· For example, the ultimate tensile strength (UTS) of extruded Mg-Al-Ca-Mn alloy was about 420 MPa, whereas the elongation was sharply reduced to 5% . Mao et al. showed corrosion behavior of as-cast Mg-Nd-Zn-Zr was significantly improved .

Traduction magnesium alloy français | Dictionnaire …

Said method consists in submerging a magnesium alloy part in said composition. Le procédé consiste à immerger une pièce d'' alliage de magnésium dans ladite composition. Provided is a magnesium alloy having excellent tensile strength and good ductility.

Tensile and fatigue behaviour of wrought magnesium alloys …

doi: 10.1111/j.1460-2695.2008.01267.x Tensile and fatigue behaviour of wrought magnesium alloys AZ31 and AZ61 A. N. CHAMOS1, Sp. G. PANTELAKIS1, G. N. HAIDEMENOPOULOS2 andE.KAMOUTSI2 1Laboratory of Technology and Strength of Materials, Department of Mechanical Engineering and Aeronautics, University of Patras, Rion, Greece,

LOW CYCLE FATIGUE PROPERTIES OF A LOW RARE EARTH-CONTAINING ME20 MAGNESIUM ALLOY …

LOW CYCLE FATIGUE PROPERTIES OF A LOW RARE EARTH-CONTAINING ME20 MAGNESIUM ALLOY by Ke Wang Bachelor of Engineering in Materials Science and Engineering China University of Mining and Technology, Beijing, China, 2011 A thesis

Friction stir processing of cast magnesium alloys

and mechanical properties of high strength magnesium cast alloy T.A. Freeney and R.S. Mishra Center for Friction Stir Processing, Materials Science and Engineering, University of Missouri, Rolla, MO 65409, USA Keywords: Friction Stir Processing, WE43

Biodegradable magnesium alloy (WE43) in bone‐fixation …

A tensile test was also performed on the Ti plate (thickness of 0.5 mm), the pure Mg plate (thickness of 1.0 mm), the casted WE43 Four plates and 16 screws were fixed. (a) WE43 magnesium alloy plates and screws; (b) Ti plates and screws 2.5.1

High Tensile Modulus Carbon Fiber Matches with …

The pellets can thus deliver attain a tensile modulus of 41 GPa. That is comparable to the 45 GPa of magnesium alloys. At the same time pellets have a specific gravity of just 1.4, against the 1.8 of magnesium alloy.

New welding process opens up uses for formerly un …

The resulting welded joints have a tensile strength of up to 392 megapascals – by contrast, the commonly-used 6061 aluminum alloy has a weld strength of 186 megapascals. What''s more, it is

Mechanical and Corrosion Testing of Magnesium WE43 …

tensile testing of corroded Mg AZ31 foils,[16] tensile testing of corroded pure magnesium wires,[22] tensile testing of corroded Mg WE43 wire and dog-bone specimens,[23] and three-point bend testing of corroded Mg–Zn samples.[37] 4.3. Corrosion Model 4.3.1

VHYHUHZDUPZRUNLQJ - Institute of Physics

(AZ61) alloy was subjected to repetitive ECAE processing in order to improve both strength and ductility of magnesium alloy by the refinement of the grains and fine precipitates and by the control of the texture. Relationship between microstructures and tensile

Effects of Ce addition on microstructure, mechanical properties and corrosion resistance of as-cast AZ80 magnesium alloy

157 V11 201 Research Deelopment CNA FONDRY Effects of Ce addition on microstructure, mechanical properties and corrosion resistance of as-cast AZ80 magnesium alloy * Xu Chunxiang , born in 1964, Ph.D, Professor. Research interests: forming and

Hot tensile deformation constitutive equation and …

2019/1/11· The hot tensile deformation of as-rolled and homogenized AZ61Ce magnesium alloy sheets were investigated in terms of the uniaxial tensile deformation in the temperature range of 473-723 K and strain rate range of 0.003–0.1 s −1.For the as-rolled AZ61Ce

Competence in magnesium die casting

It was not least this responsibility alone that saw our magnesium alloy components adopt a significant role from the very outset in Tensile strength N/mm2 200–260 190–250 180–230 150–220 0.2% proof stress N/mm2 140–170 120–150 110–130 80–100 2

Bearing tests of magnesium-alloy sheet - UNT Digital …

From Summary: "Bearing tests of AM-3S, AM-52S, and AM-C57S magnesium-alloy sheet in various thicknesses and tempers were made. Bearing yield and ultimate strengths were determined and compared for various edge distances and for various ratios of loading-pin diameter to sheet thickness. Tensile strengths were determined and ratios of average bearing yield and ultimate strength to tensile

Metallurgical Materials Science and Alloy Design - …

Increasing the MgZn2, concentration from 0.5 to 12% in cold-water quenched 1.6 mm sheet continuously increases the tensile and yield strengths. The addition of magnesium in excess (100 and 200%) of that required to form MgZn2 further increases tensile

Characterization of High-Strain Rate Mechanical Behavior of AZ31 Magnesium Alloy …

DOI: 10.1002/adem.201100048 Characterization of High-Strain Rate Mechanical Behavior of AZ31 Magnesium Alloy Using 3D Digital Image Correlation** By Yanli Wang*, Hanbing Xu, Donald L. Erdman, Michael J. Starbuck and Srdjan Simunovic Material response

Ultrasonic welding of AZ31B magnesium alloy (Journal …

Abstract This article overviews the ultrasonic welding process, a solid-state joining method, using the example of welding of a magnesium alloy as well as the joining of magnesium alloys in general. In situ high-speed imaging and infrared thermography were utilized to study interfacial relative motion and heat generation during ultrasonic spot welding of AZ31B magnesium (Mg) alloys.

Magnesium-lithium alloy, rolled material, formed article, …

2017/7/18· The present invention provides a magnesium-lithium alloy having both corrosion resistance and cold workability balanced at high levels, a certain degree of tensile strength, and very light weight, as well as a rolled material and a formed article made of this alloy.

Relationship between Deep Drawability and …

Magnesium was melted in an electric furnace, Zr was added at 750 C and the alloy cast at 700 C in a mold held at room temperature (20–25 C). 11) For this study, two …

Double-Sided Arc Welding of AZ31B Magnesium Alloy Sheet

magnesium alloy sheet in the butt-joint configuration. The relatively new double-sided arc welding (DSAW) process has been shown to be capable of producing high quality, full-penetration, conduction-mode, fusion welds in aluminum alloy sheet, for

EFFECT OF TEXTURE ON FORMABILITY AND MECHANICAL ANISOTROPY OF A SEVERE PLASTICALLY DEFORMED MAGNESIUM ALLOY

iii ABSTRACT Effect of Texture on Formability and Mechanical Anisotropy of a Severe Plastically Deformed Magnesium Alloy. (Deceer 2011) Sonia Modarres Razavi, B.S., Ferdowsi University of Mashhad, Mashhad, Iran Chair of Advisory Committee: Dr. Ibrahim