MIL-B-16541B, MILITARY SPECIFICATION: BRONZE, VALVE; CASTINGS (03 DEC 1964) [NO S/S DOCUMENT]

MIL-B-16541B, MILITARY SPECIFICATION: BRONZE, VALVE; CASTINGS (03 DEC 1964) [NO S/S DOCUMENT]., This specification covers one grade of valve bronze (copper-tin-zinc-lead) castings produced by static mold, centrifugal mold or continuous processes, and furnished in the "as cast" condition.