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Review On Research And Development Of Magnesium Alloys
Jan 13, 2007 ... 2.1 New diecastable heat resistant cast Mg alloys ... Creep in pure magnesium and Mg-Al based alloys have been .... that Mg alloys with high Sn content display tensile yield strength value above that of. AZ91D ..... low-scandium Mg-Mn-Gd-Sc and Mg-Mn-Y-Sc alloys, MgGd5Mn1Sc0.8, MgGd5Mn1Sc0.3,.
[ E20070113.pdf - Read/Download File

Influence of Sc on Microstructure and Mechanical Properties of High
Dec 2, 2014 ... and pinning mechanism of high heat-resistant Sc and Sc-containing intermetallic ... with Mg-Zn-RE (rare earth) alloy system are focused on low. Zn content (<6 wt %) system and Mg-Zn-Y alloy is the most ... improve the high temperature strength and creep resistance ... cast Mg-Gd [11] and ZK60 [12] alloys.
[ 975041.pdf - Read/Download File

Precipitation Process in Mg-Nd-Zn-Zr-Gd/Y Alloy - Pure
Keywords: Mg-Nd-Zn-Zr-Gd/Y alloys; Age hardening; Precipitate; TEM; Atom probe tomography. Abstract ... rare-earth (HRE) elements, such as Nd, Gd, Y, Dy, Er, Sc, Tb and. Sm etc, has been ... development and design of Mg alloys because of both material ... a strong interest in developing advanced Mg alloys with a low.
[ PRECIPITATION_PROCESS_IN_Mg_Nd_Zn_Zr_Gd_Y_ALLOY.pdf - Read/Download File

Mechanical properties and potential applications
Key words: magnesium alloys; automobile; creep; application; mechanical .... Gd MgGd. Th MggTh, MggTh, Mg23Th6. 3. 2. 1. The magnesium- aluminum ... 458 “ C. This may explain the low creep resistance of ... ever increasing the zinc content above 3% ( mass frac- ..... vantage of Mg-Sc alloys is that they are difficult to.
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Trends in the Development of New Mg Alloys - Annual Reviews
Apr 18, 2008 ... Mg-Al, Mg-Zn, Mg-Sn, Mg-Gd, microstructure, properties. Abstract ... The main reason for the poor creep resistance of the AZ91 Mg alloy ... low Al content, surrounded by eutectic regions comprising supersaturated α-Mg phase and γ- ...... 0.317. 0.318. 0.319. 0.320. 0.321. 0.322. 0.323. 0.324 a b. Ag. In. Sc.
[ annurev.matsci.020408.133717 - Read/Download File

Criteria for developing castable, creep-resistant Al based - NanoAl
forming a suitable strengthening phase, (ii) show low solid solubility ... criterion (i) : the first Group 3 transition metal (Sc), the three ... tinuing goal in aluminum alloy development for more than ... elements – Zn, Ag, Mg, Li, Ga, Ge, Cu, Si (in order of de- .... to the high Al content). .... In the Al-Gd system, for example, Al3Gd is the.
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Modelling of phases in Mg-DB - CompuTherm LLC
Copyright © CompuTherm LLC. Mg. Ag Al. C. Ca. Ce. Cu. Dy. Fe. Gd. La. Li. Mn. Nd. Ni. O. Pr. Sc. Se. Si. Sn .... R3Al11_T1 (low temperature), R3Al11_T2 (high temperature). ..... regions with vanishing Mg-content as outlined in Table 4.6. For the Al-Li-Si ... Development of Creep-resistant Magnesium Alloys. J. Alloys. Comp.
[ PanMg.pdf - Read/Download File

Creep of Al-Zr and Al-Zr-Ti Alloys - keith-knipling.com
Development of a Nanoscale Precipitation-Strengthened Creep-Resistant Aluminum ... is consistent with prior studies on Al-Sc alloys, where the slower- diffusing ternary solute ... CONTENTS ... 1.2.2 Low solid-solubility in α-Al . . ...... Mg, Li, and Cu form stable intermetallic compounds with Al) to a value that is less than 1 vol.
[ Knipling_Thesis.pdf - Read/Download File

Rare Earths - USGS Mineral Resources Program - U.S. Geological
name reflects Rhodia's goal to be a development partner and supplier of rare ...... creep resistant Mg-Gd-Sc alloys with low Sc content: Weinheim, Germany,.
[ raremyb01.pdf - Read/Download File

Defect in Ultra-Fine Grained Mg-Based Alloys Deformed by High
Applications of Mg-based alloys at elevated temperatures are limited by the low ... A number of novel promising Mg-based hardenable alloys with high creep resistance at elevated temperatures have been developed, e.g. Mg-Gd, Mg-Mn- Sc etc. ... and thermal stability, a disadvantage of these alloys consists in a low ductility, ...
[ Q26525470M3Q3Q0W.pdf - Read/Download File

A REVIEW OF WORKABILITY OF WROUGHT MAGNESIUM
are poor corrosion resistance, poor creep resistance as well as fatigue failure but .... for certain process being used because the chemical contents represent the process ... (2005) reported AZ31 Mg alloy can be processed smoothly as low as 1000C ..... He suggested the additions Sc, Gd, Mn, Ca and Ce in WE alloy systems.
[ AMReG_ruzi_1.pdf - Read/Download File

Get PDF (140K) - Wiley Online Library
Contents. Alloy Development. Global Overview on Demand and Applications for Magnesium ... Development of a Low-cost, Temperature- and Creep-resistant Magnesium .... Mg-Al-(Sc, Gd) Alloy Design Using Computational Thermochemistry.
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Core–shell nanoscale precipitates in Al–0.06 at.% Sc microalloyed
diffusivity in a-Al; (iii) to increase creep resistance, it should increase the ... ternary Al–0.06Sc–0.02RE alloys (RE = Y, Sm, Gd, Dy,. Er or Yb; concentrations ...
[ Krug-_10678.pdf - Read/Download File

Download PDF - Springer
Oct 19, 2014 ... for improved fatigue resistance and creep strength of the alloys up to 250 °C (Ref 3, 4). ... temperature properties, low stiffness, and high surface reactiv- ity (Ref 5, 6). ... ical properties of Al-Sc-Zr mold cast and cold-rolled cast alloys. .... respectively) and its Mg content range is between that of A356. Fig.
[ s11665-015-1392-6.pdf - Read/Download File

Creep and Fracture Behavior of Peak-Aged Mg-11Y-5Gd-2Zn-0.5Zr
Mar 31, 2012 ... THE research and development of high-performance, creep-resistant ... Mg alloys with sufficient creep resistance at temperatures up to 573 K (300 °C), ... (ICP) analyzer, was Mg-11.3Y-4.7Gd-2.0Zn-0.46Zr. (wt pct). .... found, especially at high temperatures and low stresses. ..... Mg-Sc–based alloys,[22].
[ s11661-012-1131-7.pdf - Read/Download File

INCONEL alloy 617 - Special Metals
chromium contents make the alloy resistant to a variety ... or low-alloy steels. ..... The development of alloy 617 centered on the desire for maximum creep strength .... eight Change, mg/cm ... Table 8 - ASME SC VIII, Div. .... D.H. Yates, P. Ganesan and G.D. Smith, “Recent Advances in the Enhancement of INCONEL alloy 617 ...
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Creep-resistant magnesium alloys - ScienceDirect.com
Jan 18, 2002 ... The development of creep-resistant alloys over the past 20 years is discussed, ... The interpretation was that, at low temperatures, the operative .... on the binary Mg–Gd system and at the same time reducing the Sc content.
[ 1-s2.0-S0921509301012904-main.pdf?_tid=d0b4f2bc-1f7a-11e4-9f95-00000aab0f6c&acdnat=1407557487_92a4277815217608d4834d0f9b6edea5 - Read/Download File

Download as PDF - InTech
Jan 14, 2011 ... products in low cost, obtained extensive research and development, as well as ... temperature, but the β-Mg 17Al12 phase's melting point is as low as ... temperature creep resistance property of the magnesium alloy (LIU et al., 2002). .... of the magnesium alloy as well. RE element. Sc. Y. La. Ce. Nd. Yb. Gd.
[ 12752.pdf - Read/Download File

Thermec'2013 Final Abstract Book
Detailed Contents. 1 ... Development history and applications of bulk glassy and nanocrystalline ... 111<110> Recrystallization texture evolution in Al–Mg–Si alloy sheets ... Formation of bio–functional surface layer and its bonding strength in low ..... 174 The effect of Ce addition on the creep resistant Mg–Sr–Mn alloys .
[ Abstract_book_Final.pdf - Read/Download File

titanium alloy guide - Alcoa Titanium & Engineered Products
CONTENTS. Page .... Gd. 65. Tb. 66. Dy. 67. Ho. 68. Er. 69. Tm. 70. Yb. 71. Lu. 90 . Th. 91. Pa. 92. U. 93. Np. 94 ... 11. Na. 12. Mg. 13. Al. 14. Si. 15. P. 16. S. 17. Cl. 18. Ar. 19. K. 20. Ca. 21. Sc. V. 24. Cr ..... low modulus and low density, titanium alloys .... Highly creep-resistant, non-ageable, weldable, high-strength Ti alloy for .
[ RTI-Titanium-Alloy-Guide.pdf - Read/Download File

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