CiNii - Improvement of Uniform Elongation by Low …
Improvement of Uniform Elongation by Low Temperature Annealing in Al-2.5%Mg Alloy Processed by Accumulative Roll Bonding Kashihara Keizo , Komi Yoshikazu , Terada Daisuke , Tsuji Nobuhiro MATERIALS TRANSACTIONS 56(6), 803-807, 2015
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2008 2008.6.3 の ： Mechanical Properties of Materials (June 3, 2008, N.Tsuji) [Exercise 3] A specimen of magnesium having a rectangular cross section of dimensions 3 mm x 20 mm is deformed in tension. Using the load
2013/3/14· 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%).
Aluminium Alloy Powder - A20X™, Aeromet International …
Temperature A20X powder is derived from the advanced A205 aluminium-copper-TiB2 alloy, giving A20X additively manufactured parts superior temperature performance compared to aluminium-silicon-magnesium powders. Powder Characteristics A20X powder is
Study on Microstructure Evolution of Deformed Mg-Gd-Y-Nd- Zr Heat-Resistant Magnesium …
traditional heat-resistant magnesium alloy WE54A. However, the alloys density increased with content of Gd, excessive content of Gd will lead to costs are too high, the density of the alloy is higher and low temperature elongation is lower. Y has a higher solid
The effect of initial grain size and temperature on the …
Uniform elongation decreases steadily with increasing temperature whereas the post-necking and total elongation values increase markedly. Measurements of strength, anisotropy and strain rate sensitivity all indie a significant role of grain boundary mediated deformation above room temperature.
Aluminum (Al) - NADCA Design
Magnesium is a controlled addition (0.45% to 0.60%) in alloy 360. It contributes to strength and hardness, which are otherwise lost by the restricted copper content (0.60%, max). It is also added to alloy 390 to increase hardness.
Investigation of Stress Corrosion Cracking Behaviors of an AZ91 Magnesium Alloy …
Investigation of Stress Corrosion Cracking Behaviors of an AZ91 Magnesium Alloy in 0.1kmol/m3 Na 2SO 4 Solution Using Slow Strain Rate Test Jianqiu Wang*, Jian Chen, Enhou Han and Wei Ke Environmental Corrosion Center, Institute of Metal Research, The
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
strength (UTS) and elongation at break (ef) of the as-cast AZ91 magnesium alloy are 163 MPa and 9.3%, respectively, in the air medium. The UTS and ef of the T4 treated AZ91 magnesium alloy were 183 MPa and 10.82%, respectively. After T6 treatment, thef
REVIEW Effect of severe plastic deformation on tensile and fatigue properties of ne-grained magnesium alloy …
elongation to failure increased up to 15% when grain size was reduced from 400 to 17 lm by ECAP. Mukai et al.55 applied the ECAP technique to AZ31B alloy to further reduce the grain size to 1 lm. A remarkable increase in tensile elongation up to 40% at room
Ductility and strength in alloys of moulding in shell for …
Started to investigate using the alloy Al - Si easy to mold focusing on a high elongation (> 10 per cent) and a yield strength medium (> 120 MPa) as a temple F with no signs of ageing in the long
Standard Test Methods for Tension Testing of Metallic Materials1
3.1.9 uniform elongation, El u, [%]—the elongation deter-mined at the maximum force sustained by the test piece just prior to necking or fracture, or both. 22.214.171.124 Discussion—Uniform elongation includes both elas-tic and plastic elongation. 3.1.10 upper yield-2,
New Technique Creates Stronger, Lightweight …
2013/3/13· 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%.
Aerospace series – Magnesium alloy MG-W68001 – Filler metal …
EN 4340:2002 (E) 4 1 Material designation Magnesium alloy MG-W68001 2 Others Element Al Cu Fe Mn Ni Rare earth Si Zn Zr Each Total Mg min. 2,5 2,0 0,40 Chemical composition % max. 0,02 0,03 0,01 0,15 50 a 4,0 0,01 3,0 1,0 0,05 0,20Base 3 Method of
Magnesium tube hydroforming Magnesium tube hydroforming Liewald, M.; Pop, R. 2008-01-01 00:00:00 M. Liewald, R. Pop Magnesium alloys reveal a good strength-to-weight ratio in the family of lightweight metals and gains potential to provide up to 30 % mass savings compared to aluminium and up to 75 % compared to steel.
A review on magnesium alloys as biodegradable materials
strength and elongation, from 86.8 to 280MPa and from 3% to 21.8%, respectively. Given the fast loss of strength duringtheearlydegradationstageinvivo,theintrinsic strength of magnesium alloy is still not high enough. However, internal ﬁxation does not need the
Aluminum Alloy 6061 - Information and Specifiions
6061 is a precipitation hardening alloy, containing magnesium and silicon as its major alloying elements. Elongation (%) 6061-O 18 8 25 6061-T4 35 21 22 6061-T6 45 40 12 United Aluminum can supply 6061 in the annealed temper for maximum formability
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
Session 3 - Ser 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
Twinning and the ductility of magnesium alloys Part I: …
Magnesium and its alloys do not in general undergo the same extended range of plasticity as their competitor structural metals. The present work is part I of a study that examines some of the roles deformation twinning might play in the phenomenon. A series of
Aluminium alloy smelting furnace
For Al Si alloy, magnesium has strengthening effect, improving corrosion resistance, improving the performance of electroplating, anodizing and casting surface quality. But for aluminum, silicon and copper, the content must be controlled, because magnesium will cause hot cracking, cold brittle, reduce elongation and impact toughness.
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.
Effect of adding Sc and Zr on grain reﬁnement and ductility of AZ31 magnesium alloy
journal of materials processing technology 197(2008)116–121 117 Table1–ScandZrcontents (wt%) Alloy no. Zr Sc A 0.15 0.03 B 0.15 0.06 C 0.05 0.03 D 0.05 0.06 2. Experimental procedures Magnesium alloys were prepared using commercial AZ31 and master
An evaluation of some current practices for short-time …
the uniform elongation. The need for a uniform testing practice is demonstrated. HM21A-T8 and HK31A-H24 magnesium-alloy, and 12 MoV stainless-steel sheet. Tests were made under single strain-rate and single head-speed conditions. A dual strain