DETERMINATION OF TEMPERATURE-TIME LIMITS FOR SAFE OPERATION OF 20 MM AMMUNITION
Abstract
The temperature-time limits permitting safe operation of 20 mm M55 ammunition, as defined by a maximum chamber pressure of 70,000 psi or maximum action time of 4.0 msec, were determined for the following conditions: (1) exposure and firing at elevated temperature; (2) exposure at elevated temperature and firing at 70 deg and -65 deg F; (3) exposure and firing at -65 deg F. A maximum exposure time of twelve hours was employed.
Document Details
- Document Type
- Technical Report
- Publication Date
- Nov 01, 1962
- Accession Number
- AD0299306
Entities
People
- E. F. Van Artsdalen
- M. Levy