Abstract: Iron and steel - the most important alloys of iron

Abstract: Iron and steel - the most important alloys of iron Category: Chemistry
Iron was already commercial use BC. In ancient times it was received in the plastic state in the Horn. The slag is separated, forcing him out of the sponge iron hammer blows. As the technique of iron gradually increased the temperature at which the process was conducted. Metal and steel slag to melt, it became possible to separate them much better. But at the same time in the metal increases the content of carbon and other impurities - the metal becomes brittle and non-malleable. So there was a cast iron.... If you get more information, visit our site: BEST ESSAY CHEAP