Shall consist of clean sound condenser tubing which may be plated or unplated, free of nickel alloy and corroded material.
Shall consist of mixed yellow brass solids, including brass castings, rolled brass, rod brass, tubing and miscellaneous yellow brasses, including plated brass. Must be free of manganese-bronze, aluminium bronze, unsweated radiators or radiator parts, iron, and excessively dirty and corroded materials. Must also be free of any type of munitions including, but not limited to, bullet casings.
Brass wire, an alloy of copper and zinc, offers much better abrasion resistance, better corrosion resistance, and lower electrical conductivity than copper wire.
Shall consist of mixed automobile radiators, to be free of aluminium radiators, and iron-finned radiators. All radiators to be subject to deduction of actual iron. The tonnage specification should cover the gross weight of the radiators, unless otherwise specified.
Shall consist of the cuttings of new unleaded yellow brass sheet or plate, to be clean and free from foreign substances and not to contain more than 10% of clean brass punchings
Apart from precious metals, tin is one of the most expensive non-ferrous metals. Hence, recycling from secondary materials is very important.
Its applications are very varied:
