BS M 39:1972

This standard BS M 39:1972 Method for penetrant inspection of aerospace materials and components is classified in these ICS categories:

• 49.025.01 Materials for aerospace construction in general
• 49.035 Components for aerospace construction

This British Standard gives requirements and procedures for de tee ting surface flaws in aerospace materials and components, during both the manufacturing stage and in service, by penetrant inspection techniques.