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Engineering Technology Division. Power Plant Construction and QA/QC Chapter 7 – Nondestructive Examination. Chapter 7 – Nondestructive Examination. Overview. Nondestructive Examination Qualified Personnel Surface and Volumetric Types Radiographic Examination – Volumetric – RT
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Engineering Technology Division Power Plant Construction and QA/QC Chapter 7 – Nondestructive Examination
Chapter 7 – Nondestructive Examination Overview • Nondestructive Examination • Qualified Personnel • Surface and Volumetric Types • Radiographic Examination – Volumetric – RT • Ultrasonic Examination – Volumetric – UT • Liquid Penetrant Examination – Surface – PT • Magnetic Particle Examination – Surface – MT • Visual Examination – Subjective – VT • Eddy Current Examination – Surface and Volumetric – ET • Leak Testing – Surface – LT • Acoustic Emission Examination - AE
Chapter 7 – Nondestructive Examination Volumetric - Radiography • Source Type – Gamma, X-Ray, Neutron • Film Type – Speed • Material Type - Density • Material Thickness – Exposure Duration
Chapter 7 – Nondestructive Examination Volumetric - Ultrasonic • High Frequency Sound • Type of Defect • Type of Material • Beam Angle
Chapter 7 – Nondestructive Examination Surface – Liquid Penetrant • Multiple Types • Surface Finish • Temperature Sensitive • Process Dependent
Chapter 7 – Nondestructive Examination Surface – Magnetic Particle • Material Type - Ferrous • Different Processes – Dry, Wet • Type of Shot – Yoke, Head, Longitudinal • Powder Size - Granularity
Chapter 7 – Nondestructive Examination Visual - Subjective • Knowledge Based • Experience Dominated • Known Standards
Chapter 7 – Nondestructive Examination Visual - Illusions Are square A and B the same shade of gray?
Chapter 7 – Nondestructive Examination Visual - Illusions Are they the same height?
Chapter 7 – Nondestructive Examination Visual - Illusions
Chapter 7 – Nondestructive Examination Visual - Illusions
Chapter 7 – Nondestructive Examination Visual - Illusions Waterfall
Chapter 7 – Nondestructive Examination Visual - Illusions
Chapter 7 – Nondestructive Examination Surface and Volumetric – Eddy Current • Thickness Dependent • Thick – Surface • Thin - Volume • Contact not needed • Multiple Configurations
Chapter 7 – Nondestructive Examination Questions?