copper has a density about 8.9 g/cm^3 zinc has a density of about 7.1 g/cm^3 brass should have the density between 7.1 to 8.9. it is higher than zinc, lower than copper.
*The easiest of the coppers to machine are the special free machining grades which approach the ease of machining of the standard brass. The machining properties of all the materials vary and it is suggested that for best results the tool angles, cut...
in oxidation of alloys there is some kinds of metals . first one of them that has great affinity with oxygeon, is combined then other metals oxidised. every metal that releases greater energy it is combined earlier.but in pure metals we encounter wit...