Archive for the ‘Magnesium’ Category
Monday, December 31st, 2007
The strength, hardness, and modulus of elasticity of magnesium-base materials decrease with increasing temperature. Also, the elongation increases with rising temperature up to just below the melting point where it drops to nearly zero. Some magnesium alloys have been developed recently for use at moderately elevated temperatures. These compositions make ...
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Thursday, December 27th, 2007
The main components of the alloys are magnesium and silicon to form Mg2Si. There is often an iron corrector such as manganese or chromium; occasionally small amounts of copper or zinc to improve the strength without substantial loss of corrosion resistance; boron in conductors to remove titanium and vanadium; zirconium ...
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Thursday, January 4th, 2007
The US International Trade Commission voted Friday to expedite its five year or "sunset" review of the antidumping order on pure magnesium imported from China, a statement from the ITC said.
The review will determine if revoking the order will be likely "to lead to continuation or recurrence of material injury ...
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Friday, April 28th, 2006
Australia's breakthrough low-cost, thin magnesium sheet technology will be made fully production-ready during the next twelve months.
Australia's breakthrough low-cost, thin magnesium sheet technology will be made fully production-ready during the next twelve months. This follows the successful development by CSIRO (Commonwealth Scientific and Industrial Research Organisation) of an industrial-scale pilot ...
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Friday, April 28th, 2006
Plasma electrolytic oxidation process gives magnesium alloys as much as 1,000 hours of corrosion resistance in the extreme environment of a salt spray test.
As vast amounts of new capacity come on stream, supplies of magnesium are more plentiful than ever before and prices are falling. Design centres around the world ...
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Friday, April 28th, 2006
The market for cast magnesium components has been growing at around 15% p a in recent years and forecasts for the next decade - especially from the automotive industry - are even more bullish.
The magnesium market is going through a period of transformation. The production of aluminium alloys is no ...
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Saturday, April 8th, 2006
Magnesium alloy castings can be produced by nearly all of the conventional casting methods, namely, sand, permanent, and semi permanent mold and shell, investment, and die-casting. The choice of a casting method for a particular part depends upon factors such as the configuration of the proposed design, ...
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Saturday, April 8th, 2006
Magnesium-base products are available in a wide range of mechanical properties. As with metal manufactures in general, the tensile and other properties of the magnesium materials depend upon the composition, condition (whether cast or wrought), details of fabrication, heat treatment, and other factors. For the same composition, some mechanical properties ...
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Friday, March 24th, 2006
Magnesium alloys containing small amounts of aluminum, manganese, zinc, zirconium, etc., have strength equaling that of mild steels. They can be rolled into plate, shapes, and strip. Magnesium can be cast, forged, fabricated, and machined.
As a structural metal it is used in aircraft. It is used by ...
Posted in Magnesium, Welding Brazing and Soldering | No Comments »
Friday, March 24th, 2006
The corrosion resistance of magnesium or magnesium parts depends on similar factors that are critical to other metals. However, because of the electrochemical activity of magnesium, the relative importance of some factors is greatly amplified.
This article will discuss the effects of heavy-metal impurities, the type of environment (rural atmosphere, marine ...
Posted in Magnesium, Corrosion Behaviour | No Comments »