GOST 29025-1991 Non-destructive testing. X-ray television flaw detectors with X-ray electronic optical transducers electric radiographic flaw detectors. General technical requirements
1991GOST 29025-1991 Non-destructive testing. X-ray television flaw detectors with X-ray electronic optical transducers electric radiographic flaw detectors. General technical requirements
1989GOST 28369-1989 Nondestructive testing. Ultra-violet sources. General technical requirements and test methods
1985GOST 4.177-1985 Product-quality index system. Nondectructive testing instruments. Nomenclature of indices