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Results 4361 - 4370 of 4672 for corrosion
  • Vinyl (Poly Vinyl Chloride) in Construction
    Article - 26 Oct 2001
    Vinyl is used in many aspects of building and construction due to its durability, ease of construction and cost effectiveness and flame resistant properties.
  • Zirconia - Physical and Mechanical Property Comparison of the Different Types of Zirconias
    Article - 9 Oct 2001
    There are several different types of zirconia such as partially stabilised versions and tetragonal zirconia polycrystals.
  • Composites for Aeroengines
    Article - 24 Sep 2001
    Although production costs for composite materials (polymer, ceramic and metal matrix) are coming down, it is difficult for them to become accepted materials for aeroengine applications. Thus article...
  • Cobalt - Based Carbide - Hardened Alloys - Nature and Properties
    Article - 13 Sep 2001
    Cobalt-based carbide-hardened alloys consist of approximately 40-70% Co and 20-30% Cr. They have excellent high temperarture creep resistance due to carbide strengthening mechanisms. Chromium provides...
  • Modern Metal Fatigue Analysis
    Book
    There have been major advances in methods of fatigue life estimation over the past 30 years. Allowable stresses can now be estimated to an accuracy of a few percent. Much of this knowledge is...
  • Rare Earth Magnets
    Article - 7 Aug 2001
    Rare earth magnets produce fluxes much higher than traditional magnets of comparable size. Such magnets are based on samarium and neodymium compounds. Applications include automotive,...
  • Tungsten
    Article - 28 Jul 2001
    Tungsten has the highest melting point (3410°C) and the highest tensile strength at temperatures over 1650°C of all the metals. It is used for lamp filaments, x-ray targets, aerospace applications and...
  • Invar - Nickel Iron Alloy
    Article - 29 May 2001
    Invar has the lowest thermal expansion of any known metal or alloy from room temperature up to 230?C. Special low expansion and sealing alloy grades are available. Applications include thermostats,...
  • Aluminium - The Resource
    Article - 23 Apr 2001
    Aluminium is one of the most abundant elements in the earths crust. The extraction, refining and environmental impacts of these processes are considered, as are recycling, and future product and...
  • Beryllium Oxide - Beryllia
    Article - 3 Apr 2001
    Although beryllia is a toxic ceramic in powder form, it has a number of properties that make it useful in industries ranging from electronics, to nuclear applications through to military and...

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