QQ-B-639C, FEDERAL SPECIFICATION, BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP) (19-FEB-2016)

QQ-B-639C, FEDERAL SPECIFICATION, BRASS, NAVAL: FLAT PRODUCTS (PLATE, BAR, SHEET, AND STRIP) (19-FEB-2016)., This specification covers four alloys of leaded and nonleaded naval brass flat products (bar, plate, sheet, and strip) with slit, slit and edge-rolled, sheared, sawed, or machined edges, but does not include flat products with finished edges (see 6.6).