Engineering Materials

acid alloys alpha aluminum annealed austenite become blast furnace boiler brick Brinell brittle burned CaCO3 calcium cast iron cementite cent carbon changes chromium clay coal coat cold combustion concrete constituent contain cooling copper corrosion cracks critical range crystals deoxidation dissolved ductile elongation eutectic ferrite film fuel gases glass grain graphite gypsum hard hardening heat-treatment higher temperatures hydrated hydrogen increase ingot kiln lime limestone liquid magnesia magnesium manganese manufacture martensite melting point Metals Handbook microscopic structure mixture mold molten mortar nickel open-hearth oxide oxygen particles pearlite percentage phosphorus physical properties pig iron plaster plastic portland cement quenched reaction resin resistance room temperature sand shown in Fig shows shrinkage silica silicon SiO2 slag slowly small amount softening solid solution solidification solubility sorbite steam sulfur surface Table tensile strength Testing Materials tion usually varnish yield point zeolite zinc