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2008-07-01 Metallurgy - Corrosion on 316 ss cables: Dear Willie, Although SS 316 is one of the best common stailess steels for corrosion resistance, it still suffers from localized corrosion in the presence of chloride atmospheres (ie. sea water)....
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2008-06-27 Metallurgy - metallurgy: Hello , The epsilon carbide is a transition carbide of between Fe2C and Fe3C composition, with hexagonal close packing microstructure which forms over a range of 250-400 ºC temperature during lower-bainite...
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2008-06-14 Archaeology - Buried ruins: Sites that are abandoned for a long time become overgrown with vegetation that gradually decays and builds up a layer of topsoil. Places located in valleys may get covered by erosion from nearby hillsides...
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2008-06-12 Metallurgy - Tensile strenght differences: Please first take a look at the typical chemistry of the stainless steels we are discussing: Main alloying elements in the austenitic stainless steel 304 (mass%): C 0.08, Mn 2, Si 1, Cr 18-20, Ni 8-10...
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2008-06-09 Paleontology (Dinosaurs) - Hyracotherium: Hyracotherium is the first recognizable horse in the fossil lineage. However, there were many likely candidates for the origin of the horse lineage. There was a group of primitive hooved animals called...
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