Accession Number:

AD0412321

Title:

DEVELOPMENT OF NONDESTRUCTIVE TESTING TECHNIQUES LARGE SOLID-PROPELLANT ROCKET MOTORS. FEASIBILITY OF LOW-FREQUENCY ULTRASONICS FOR DETECTION OF PROPELLANT-LINER UNBONDS.

Descriptive Note:

Supplement to final rept.,

Corporate Author:

UNITED TECHNOLOGY CENTER SUNNYVALE CALIF

Personal Author(s):

• Harris,Charles

Report Date:

1963-08-06

Pagination or Media Count:

17.0

Abstract:

Ultrasonic techniques for detecting propellant liner unbonds are reported. A detailed de scription of the ultrasonic equipment is given. The work was carried out using the 120-inch diameter segment containing known defects which was manufactured under this contract. Author

Descriptors:

• (*ROCKET MOTORS (SOLID PROPEL
• NONDESTRUCTIVE TESTINGS)
• (*NONDESTRUC
• ROCKET MOTORS (SOLID PROPEL)
• TEST METHODS
• TESTS
• ULTRASONIC PROP
• COMBUSTION CHAMBER LINERS
• SEPARATION
• ROCKET PROPELLANT GRAINS
• FAILURES (MECHANICS)
• ROCKET ENGINE CASES
• TRANSDUCERS
• INSTRUMENTATION
• BONDING

Subject Categories:

Distribution Statement:

APPROVED FOR PUBLIC RELEASE