Accession Number:

AD0294323

Title:

Beryllium Research and Development Program

Descriptive Note:

Quarterly progress rept. 1 Apr-30 Jun 1962

Corporate Author:

TEXTRON INC WEST CONCORD MA NUCLEAR METALS DIV

Personal Author(s):

• Gelles, S. H.

Report Date:

1962-11-05

Pagination or Media Count:

47.0

Abstract:

Research included studies on 1 brittle behavior of beryllium by means of electron microscopy, 2 metallurgical factors affecting ductile- brittle transition, 3 preparation of ultra-fine beryllium powder, 4 preparation and evaluation of fine-grained beryllium, 5 recrystallization and grain growth in beryllium, 6 identification of impurities and precipitates in beryllium, and 7 preparation and evaluation of high-purity beryllium.

Descriptors:

• *BERYLLIUM
• *CRYSTAL STRUCTURE
• ELECTRON MICROSCOPY
• GRAIN STRUCTURES(METALLURGY)
• MANUFACTURING
• MECHANICAL PROPERTIES
• METAL CRYSTALS
• METALLURGY
• POWDER METALLURGY
• POWDER METALS
• ZONE MELTING

Subject Categories:

• Metallurgy and Metallography

Distribution Statement:

APPROVED FOR PUBLIC RELEASE