Accession Number : AD0287434

Title :   COLUMBIUM ALLOY EXTRUSION PROGRAM. PHASE V: TUBING PROGRAM

Corporate Author : DU PONT DE NEMOURS (E I) AND CO BALTIMORE MD DU PONT METALS CENTER

Personal Author(s) : CLARK,JAMES S.

Report Date : 15 OCT 1962

Pagination or Media Count : 1

Abstract : Phase V of the Nb and Nb ALLOY Extrusion Progam was revised from the pilot production of D-31 ''T'' sections to the goal production of tbing of the alloys X-10 (Nb-1OW-1Zr-.C) and B-66 (Nb-5Mo-5V-1Zr). two 8 in. diameter ingots of each alloy were melted and converted to 4 in. diameter billet stok by extrusion. Tube blank extrusions of 8:1 ratio were made from 32003400 F. The effecs of various process parameters are reported. (Author)

Descriptors :   *EXTRUSION, *NIOBIUM, *NIOBIUM ALLOYS, *PIPES, DIES, GLASS, HARDNESS, HEAT TREATMENT, HIGH TEMPERATURE, LUBRICANTS, MANUFACTURING, MECHANICAL PROPERTIES, MICROSTRUCTURE, MOLYBDENUM ALLOYS, PRODUCTION, SURFACES, TUNGSTEN ALLOYS, ZIRCONIUM ALLOYS

Distribution Statement : APPROVED FOR PUBLIC RELEASE