Gold plate beneath weldment reveals areas of excess penetration during X-ray inspection. Technique is applicable to critical electron-beam welds, such as those in gas turbines and pressure vessels.
Detecting overpenetration of electron-beam welds
NASA Tech Briefs ; 3 , 4
1979-03-01
Miscellaneous
No indication
English
Viewing electron-beam welds in progress
NTRS | 1980
|Preventing Contamination In Electron-Beam Welds
NTRS | 1990
|Ultrasonic grating checks electron-beam welds
NTRS | 1979
|Verifying root fusion in electron-beam welds
NTRS | 1980
|Ultrasonic inspection of pores in electron beam welds. Evaluation of detectability
Tema Archive | 1997
|