COMPOSITION OR RED BRASS
Shall consist o red brass scrap, valves, machinery bearings and other machinery parts, including miscellaneous castings made of copper, tin, zinc, and/or lead. Shall be free of semi-red brass castings (78% to 81% copper); rail road car boxes and other similar high-lead alloys; cocks and faucets; closed water meters; gates; pot pieces; ingots and burned brass; aluminum, silicon, and manganese bronzes; iron and non-metallic.
No piece to measure more than 12″ over any one partor weigh over 100 lbs. Heavier pieces acceptable upon mutual agreement between buyer and seller.
YELLOW BRASS SCRAP
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, aluminum-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.
New Brass Clippings
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 under 1/4 inch.
To be free of Muntz metal and naval brass.
BRASS SHELL CASES WITHOUT PRIMERS
Shall consist of clean fired 70/30 brass shell cases free of primers and any other foreign material.
YELLOW BRASS ROD TURNINGS
Shall consist strictly of rod turnings, free of aluminum, manganese, composition, Tobin and Muntz metal turnings; not to contain over 3% free iron, oil or other moisture; to be free of grindings and babbitts; to contain not more than 0.30% tin and not more than 0.15% alloyed iron.
YELLOW BRASS TURNINGS
Shall consist of yellow brass turnings, free of aluminum, manganese and composition turnings, not to contain over 3% of free iron, oil or other moisture; to be free of grindings and babbitts. To avoid dispute, to be sold subject to sample or analysis.
MIXED UNSWEATED AUTO RADIATORS
Shall consist of mixed automobile radiators, to be free of aluminum 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.
ADMIRALTY BRASS CONDENSER TUBES
Shall consist of clean sound Admiralty condenser tubing which may be plated or unplated, free of nickel alloy, aluminum alloy, and corroded material
ALUMINUM BRASS CONDENSER TUBES
Shall consist of clean sound condenser tubing which may be plated or unplated, free of nickel alloy and corroded material.