Liquid Penetrant Method

Liquid Penetrant Method

(Non–Destructive Testing Training Program) Course Content Module 1 : Introduction And Testing Philosophy Module 2 : Liquid Penetrant Testing Principles Module 3 : Equipment And Materials Module 4 : Testing Techniques Penetrant Materials And Processes Module 5 : Interpretation Of Test Results And Characteristics Module 6 : Quality Control Of Penetrant Test Materials Module 7 : Comparison And Selection Of NDT Processes Module 8 : Safety Precautions For Fire And Toxic Hazards Module 1 : Introduction And Testing Philosophy General Purpose Industrial Applications Of Liquid Penetrant Testing Testing Philosophy Personnel Testing Criteria Test Procedures Test Objective Module 2 : Liquid Penetrant Testing Principles With Description Of Procedures, Applications, And Capabilities General Physics 1. General 2. Application Of Penetrant 3. Discontinuity Indications Visibility Of Indications Test Procedure Test Processes 1. Types Of Dye 2. Processes Process Selection Capabilities Of Test Limitations Module 3 : Equipment And Materials General Pre-cleaning And Post-cleaning Equipment . 1. General 2. Detergent Cleaning 3. Vapor Degreasing 4. Steam Cleaning 5. Solvent Cleaning 6. Ultrasonic Cleaning 7. Rust and Surface Scale Removal 8. Paint Removal 9. Etching 10. Precleaning Processes To Be Avoided Stationary Penetrant Test Equipment 1. General 2. Stations 3. Auxiliary Equipment Portable Penetrant Test Equipment 1. General

2. Visible Dye Penetrant Kit 3. Fluorescent Penetrant Kit Black Light Materials 1. General 2. Precleaning and Postcleaning Materials 3. Water–Washable Penetrants 4. Post–Emulsification (Solvent Removable) Penetrants 5. Emulsifiers 6. Solvent Removers (Cleaners) 7. Dry Developer 8. Water–Based Wet Developers 9. Non-aqueous Wet Developer 10. Special–Purpose Penetrant Materials Module 4 : Testing Techniques Including Selection Of Penetrant Materials And Processes General Surface Preparation 1. General 2. Detergent Cleaning 3. Vapor Degreasing 4. Steam Cleaning 5. Ultrasonic Cleaning 6. Rust and Surface Scale Removal 7. Paint Removal 8. Etching Application Of Penetrants 1. General 2. Spraying 3. Swabbing or Brushing 4. Immersion 5. Penetration (Dwell) Time Application Of Emulsifier Removal Of Penetrants 1. General 2. Water–Washable Process 3. Post–Emulsified Process 4. Solvent–Removed Process 5. Visual Inspection Application Of Developer 1. General 2. Dry Developer 3. Non-aqueous Wet Developer 4. Water–Based Wet Developer Drying Penetrant Testing Processes 1. General 2. Water–Washable Fluorescent Penetrant Test 3. Post–Emulsified Fluorescent Penetrant Test 4. Solvent–Removed Fluorescent Penetrant Test 5. Visible Dye Penetrant Tests 6. Dual Sensitivity Penetrant Tests Oxygen Compatible Penetrants Leak–Through Technique Fixing And Recording Indications

Module 5: Interpretation Of Test Results General Indications 1. General 2. Development Time 3. False Indications 4. Nonrelevant Indications 5. True Indications Categories Of True Indications 1. General 2. Continuous Line 3. Intermittent Line 4. Round 5. Small Dots 6. Diffused or Weak Discontinuity Depth Determination Typical Indications Module 6 : Quality Control Of Penetrant Test Materials General Test Material Control Samples Test Blocks 1. General 2. Aluminum Test Blocks 3. Ceramic Test Blocks 4. Anodized/Plated Test Panels 5. Aluminum Test Panels 6. Steel Test Panels 7. Glass Plates Penetrant Tests 1. General 2. Sensitivity Test 3. Water Washability Test 4. Water Content Test 5. Fluorescent Brightness Test Emulsifier Tests 1. General 2. Sensitivity Test 3. Water Washability Test 4. Water Content Test 5. Contamination Test Developer Tests 1. Dry Developer 2. Wet Developer Module 7 : Comparison And Selection Of NDT Processes General Method Identification NDT Discontinuity Selection Discontinuity Categories Discontinuity Characteristics And Metallurgical Analysis NDT Methods Application And Limitations Burst Cold Shuts Fillet Cracks (Bolts) Grinding Cracks Convolution Cracks Heat–Affect Zone Cracking Heat–Treat Cracks

Surface Shrink Cracks Thread Cracks Tubing Cracks Hydrogen Flake Hydrogen Embrittlement Inclusions Lack Of Penetration Laminations Laps And Seams Microshrinkage Gas Porosity Unfused Porosity Stress Corrosion Hydraulic Tubing Mandrel Drag Semiconductors Hot Tears Intergranular Corrosion Module 8 : Safety Precautions For Fire And Toxic Hazards General Fire Skin Irritation Air Pollution Black Light