NASA MSFC STD 481 : 1966
Withdrawn
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03-05-2017
01-01-1966
1 SCOPE
1.1 Scope
1.2 Application
1.3 Limitations
2 REFERENCED DOCUMENTS
3 DEFINITIONS
3.1 Lack of fusion
3.2 Insufficient penetration
3.3 Metal thinning and undercutting
3.4 Surface irregularities
3.5 Inclusions
3.6 Linear porosity
4 GENERAL REQUIREMENTS
4.1 Qualification
4.2 Equipment
4.2.1 Focal spot
4.2.2 Penetrameters
4.2.3 Viewers
4.3 Materials
4.3.1 Film densities
4.4 Soundness requirements of fusion welds
4.4.1 Cracks
4.4.2 Fusion
4.4.3 Penetration
4.4.4 Metal thinning and undercutting
4.4.5 Cavities
4.4.6 Surface irregularities
4.4.7 Inclusions
4.5 Identification marking
4.5.1 Test area
4.5.2 Radiographic film identification
4.6 Extent of inspection
4.7 Rejection
5 DETAILED REQUIREMENTS
5.1 Focal distance
5.2 Equipment
5.2.1 Radiographic technique
5.3 Radiographic procedure
5.4 Surface defects
5.5 Changes, deviations, or waivers
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