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Shall consist of 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); railroad 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-metallics.
No
piece to measure more than 12" over any one part or
weigh over 100 lbs.
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