Denomination ISRI : EBONY
Shall consist or red brass scrap, valves, machinery bearings and other machinery parts, including miscellaneous castings made of cooper, tin, zinc, and/or lead. Shall be free of semi-red brass castings
Shall consist or red brass scrap, valves, machinery bearings and other machinery parts, including miscellaneous castings made of cooper, tin, zinc, and/or lead. Shall be free of semi-red brass castings