THE DEVELOPMENT OF OPTIMUM MANUFACTURING METHODS FOR COLUMBIUM ALLOY SHEET. Interim Technical Progress Report, September 15, 1960-December 15, 1960
Technical Report
·
OSTI ID:4045375
Nb-15W-5Mo-1Zr, were made by the previously selected electron-beam first- melt and vacuum-arc second-melt procedure. Preliminary evaluation of both ingots shows they are of high quality. Ingot breakdown studies on small diameter billets show that cast F48 can be successfully worked by forging. The technique developed was used to successfully upset forge one of the eight-inch diameter, 200-pound ingots approximately 40%. (auth)
- Research Organization:
- Crucible Steel Co. of America. Midland Research Lab., Penna.
- NSA Number:
- NSA-15-022665
- OSTI ID:
- 4045375
- Report Number(s):
- AMC-TR-7-784(III); AD-251556
- Country of Publication:
- United States
- Language:
- English
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