Accession Number : AD0294579

Title :   INVESTIGATION OF MOLYBDENUM- AND TUNGSTEN-BASE ALLOY SHEET MATERIALS

Corporate Author : CLIMAX MOLYBDENUM CO OF MICHIGAN DETROIT

Personal Author(s) : MCARDLE,GORDON D. ; BARR,ROBERT Q. ; SEMCHYSEN,M.

Report Date : 15 JAN 1963

Pagination or Media Count : 144

Abstract : Sheet stock nominally 0 05 inch i thickne s by approximat ly 8 inches in width and 2 inche i le gt w s prep red by everal working schedules repre nting th follo ing refractor lloys: !) o + 1 5% B 0 28% C; ( ) o 1.1 % Ti + 0.27% Z R .!%% C; ) Mo + 25.4% W + .10% Zr + 0.0 7% C; (4 Mo + 49 1% + !$% C; AND (5 W + 3.5% Mo ).)!%% C Ade uate recoveries of sou d tock wer obtai ed for he first ree alloy lis d; the yi l of sou rolle she t from h 50 O-%) a d W + 3.5% Mo alloys ere, however ra her low B END TRANSITION TEMP R TURES AND TENSIL AN CR P-RUPTURE S RENGTHS OF S E K ROLLE IN AIR W R R L IVELY IN NSI IVE TO FI ISHI G TE PERA UR S. Te ile tr nsition emp ratures ere o ver lower for the heets finis d at the lower temperature T surf ces of s eet rolled in the InF AB FACILITY WERE FOU D O BE HIGH IN OXYG N CONT . As r sult, s ee s proce se in t is a n r ispl ye ben tran ition per1 ur s ell bove thos of s ee s of similar bas composi ion roll d in air in a convention l man er. Removal of he conta inate surf c l y r by ch ic l-milli g reduc th ran i io temperatures of the I NF b-rolled she to v lues comp r ble to those of he irrolled ma erials. (Author)

Descriptors :   *MOLYBDENUM ALLOYS, *TUNGSTEN ALLOYS, CARBON ALLOYS, CASTING, CREEP, CRYSTALLIZATION, DEFORMATION, ELECTRIC ARCS, EXTRUSION, HARDNESS, HEAT TREATMENT, MANUFACTURING, MECHANICAL PROPERTIES, MELTING, MICROSTRUCTURE, NIOBIUM ALLOYS, REFRACTORY MATERIALS, ROLLING MILLS, RUPTURE, SHEETS, TENSILE PROPERTIES, TITANIUM ALLOYS, VACUUM FURNACES, ZIRCONIUM ALLOYS

Distribution Statement : APPROVED FOR PUBLIC RELEASE