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New Technique Creates Stronger, Lightweight …

13/3/2013· Stacking faults with nanoscale spacing were introduced into a Mg-8.5Gd-2.3Y-1.8Ag-0.4Zr (wt.%) alloy by conventional hot rolling, which produced a yield strength of ~575 MPa, an ultimate strength of ~600 MPa, and a uniform elongation of ~5.2%.

Investigation of the effects of Magnesium Content and …

Investigations into the effects of magnesium content and cooling rates on the mechanical properties of aluminium-magnesium alloys refined with titanium-boride master alloy was conducted. Experimental samples were produced from melt with Mg content ranging from 0% to …

US3773501A - Aluminum alloys for electrical conductor - …

The present invention provides an aluminum alloy conductor wire consisting essentially of about 0.01 - 0.6% by weight antimony, about 0.05 - 0.6% by weight magnesium, less than 0.4% be weight copper and less than 0.7% by weight of a meer selected from the

ARTICLE Characterization and strengthening mechanism of SiC nanoparticles reinforced magnesium …

sized particles in molten magnesium, which directly reduce the strengthening effect.14 Thus, in order to achieve a uniform distribution before casting, a variety of methods are currently available to disperse the nano-sized particles in molten magnesium. The most

Effect of 300Hz/70V pulse current processing on …

Magnesium alloy specimen can acquire greater tensile strength and elongation after pulse current processing. What’s more, static recrystallization caused by pulse current is more likely to happen compared to normal annealing heat treatment and it is easier to get more uniform fine grain through pulse current processing.

Influence of ECAP process on mechanical and corrosion properties of pure Mg and ZK60 magnesium alloy …

Comparing to conventional coarse grained samples, fracture elongation of pure Mg and ZK60 alloy were significantly improved by 130% and 100%, respectively, while the tensile strength remained at high level. xtrusion was performed on e CAp processed billets to produce small tubes (with outer/inner diameter e

Formability of stamping magnesium-alloy AZ31 sheets

Journal of Materials Processing Technology 142 (2003) 643–647 Formability of stamping magnesium-alloy AZ31 sheets Fuh-Kuo Chen∗, Tyng-Bin Huang Department of Mechanical Engineering, National Taiwan University, Section 4, No. 1, Roosevelt Road, Taipei

Effect of Aluminum Addition on the Microstructure, …

The M1 alloy (Mg alloy with 1% Mn) is applied for castings that require low strength or welding [1–5]. The influence of additives in commercially available magnesium alloys (AZ31, AM50) on their microstructure and mechanical properties has been investigated [6

Magnesium alloy - Nissan Motor Co., Ltd.

28/10/1997· An alloy material as claimed in claim 1, wherein said alloy has an elongation within the range of 2.9 and 15%. 4. An alloy material as claimed in claim 3, further comprising at least one of copper and zinc each in a range of 0.2 to 2.5 wt%.

Nano-spaced stacking faults create stronger, lightweight …

14/3/2013· By introducing stacking faults with nanoscale spacing into a magnesium alloy using conventional hot rolling, they produced a yield strength of 575 MPa, an ultimate strength of 600 MPa, and moderate ductility (uniform elongation of 5.2%).

A cross-shear deformation for optimizing the strength …

The sheets of the AZ31 alloy subjected to the cross-shear deformation showed a uniform fine microstructure (1.2 ± 0.1 μm) with weak basal textures. The fabried sheets showed a simultaneous high ultimate tensile strength and elongation-to-failure, i.e., ~333 MPa and ~21%, respectively.

Effect of Temperature on Stretchability of Anisotropic AZ31 Magnesium Alloy …

Received specimen is an anisotropic AZ31 magnesium alloy sheet of 0.44mm in thickness made by hot-extrusion process. The sheet has an anisotropic character forangle to hot -extrusion direction ( …

Influence of strain rate on microstructure and formability of AZ31B magnesium alloy …

Trans. Nonferrous Met. Soc. China 23(2013) 916−922 Influence of strain rate on microstructure and formability of AZ31B magnesium alloy sheets Li-fei WANG 1,2, Guang-sheng HUANG1,2,3, Hong-cheng LI3, Hua ZHANG 1. College of Materials Science and

Plastic Deformation Mechanisms of Base Material and Friction Stir Welded AZ31B-H24 Magnesium Alloy

358 Plastic Deformation Mechanisms of Base Material and Friction Stir Welded AZ31B-H24 Magnesium Alloy the third and fourth stages were conducted at 250˚C and 200˚C, respectively. They reported grain refinement from 48 μm to 2.5 μm, as well as a bimodal

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High Strength Magnesium Matrix Composites Reinforced with …

Magnesium Alloys - Design, Processing and Properties 496 ball milling method. This new method resulted higher properties of 51GPa in elastic modulus, 464MPa in tensile strength, 420MPa in 0.2% proof stress and 4% in breaking elongation respectively. These

Enhanced ductility in an aluminum-4 Pct magnesium …

A considerable enhancement of the tensile ductility in a commercial Al-4 pct Mg alloy is observed during deformation at elevated temperatures (up to 250°C) and slow strain rates. Total elongations of ̃175 pct at 250°C were obtained compared to 27 pct at aient temperature. Much of this ductility was a result of large increases with temperature in the post uniform or diffuse necking strain

Session 3 - Speaker 2 Yang Xiao(EN)

6/13/17 4 5)UAV Parts 6/13/17 1.1 Ultra-light Mg-Li alloy 6)Fighter Antenna Bearing Mg-Li alloy aircraft antenna bearing A Mg-Li alloy was prepared by vacuum melting furnace and processed to prepare high performance magnesium and lithium alloy material and

Ultrastrong Mg Alloy via Nano-spaced Stacking Faults

alloy by conventional hot rolling, which produced a yield strength of ∼575MPa, an ultimate strength of ∼600MPa, and a uniform elongation of ∼5.2 %. Low stacking fault (SF) energy enabled the introduction of a high density of SFs, which impeded disloion

TiC Nanoparticle Addition to Enhance the Mechanical …

Similar reasonably uniform distribution of oxide nanoparticles (within the grain and at the grain boundary) in magnesium alloy ZK60A has also been recently reported []. In the nanocomposite, no reaction products based on Mg (or Al) and TiC (such as Mg 2 C 3 , Al 4 C 3 or Al-Ti based intermetallic in this case) having more than 2% by volume were detected using X-ray diffraction analysis.

US20130183193A1 - Non-flammable magnesium alloy …

A magnesium alloy that has excellent ignition resistance and is excellent in both strength and ductility. The magnesium alloy includes, by weight, 1.0% or greater but less than 7.0% of Al, 0.05% to 2.0% of Ca, 0.05% to 2.0% of Y, greater than 0% but not greater

Anisotropy and Non-Uniformity in Plastic Behavior of AZ31 Magnesium Alloy …

much lower than those of cold rolled steel sheets or commerciallypurealuminumsheets. From the foregoing results of formability tests, the formability of magnesium sheets can be improved by decreasing the severity of the basal plane texture. Poor

Yield and Plastic Deformation of Mg-Alloy AZ31 at …

The yield and plastic deformation behaviour of wrought Mg-alloy AZ31 sheets were investigated at elevated temperatures from aient to 300 C. It is found that the 0.2% proof stress and ultimate strength decrease linearly with increasing temperature, and the Young’s

Microstructural Evolution and Properties of a Hot …

DOI: 10.1002/adem.201600698 Microstructural Evolution and Properties of a Hot Extruded and HPT-Processed Resorbable Magnesium WE43 Alloy** By Dexue X. Liu,* Xin Pang, Denglu L. Li, Chenggong G. Guo, Jittraporn Wongsa-Ngam, Terence G. Langdon and

Technology | Leggera Technologies

The magnesium is heated to 560 to 600 C via a feed screw and external heating, and then pressed into the die. The duration of the injection process including dwell-pressure is about 0.03 seconds; the cycle time, depending on component size, is about 20 to 45 seconds.

Magnesium Extruded Products - Magnesium Extrusions …

Mag Specialties has experience extruding over 9000 shapes in over 20 different magnesium alloys. We offer magnesium extruded products in a variety of standard alloys and forms as well as many special shapes and alloys tailored to our customer''s requirements.

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,