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Magnetic Particle Testing
Welcome
Welcome
Chapter 1: Principles of Magnetic Particle Testing
How does Magnetic Particle Testing technique detect indications? (4:07)
How does Magnetic Particle Testing work?
How does Earth's Magnetic Field work?
Ferromagnetic, Paramagnetic and diamagnetic materials (3:06)
Diamagnetic, Paramagnetic, Ferromagnetic and Non-Ferromagnetic Analogies
Paramagnetic and Diamagnetic Practical Demonstration
Properties of the magnetic field lines (2:25)
Three levels of certification
Training and Experience requirements
Qualification vs Certification
Reading Assignment
Lesson 1 Quiz
Chapter 2: Effects of Discontinuities on Materials
Suface Vs Subsurface discontinuities (1:57)
Reading Assignment
Lesson 2 Quiz
Chapter 3: Magnetization
What to expect in this section?
What is a Yoke? (1:37)
Yoke practical demonstration
Dry Powder MT Pratical Demonstration
Wet Visible MT practical demonstration.
Wet Fluorescent MT practical demonstration
Prods Technique (3:59)
Prods Technique Practical Demonstration (2:44)
Headshot Technique (2:46)
Coil Technique (4:33)
Headshot & Coil Technique Practical Video (6:55)
Central Condutor Technique (3:29)
Take A Break
Direct vs Indirect Magnetization (5:33)
Practical Demonstration of Cable Wrap, Prods, and Central Conductor Technique (3:37)
Right-Hand Rule for Magnetism (2:56)
Skin Effect
Dry Magnetic Particles vs Wet Magnetic Particles
Reading Assignment
Lesson 3 Quiz
Recap
Recap-How does Magnetic Particle Testing technique detect indications? (4:07)
Recap-How does Magnetic Particle Testing work?
Recap-Ferromagnetic, Paramagnetic and diamagnetic materials (3:06)
Recap-Properties of the magnetic field lines (2:25)
Recap-What is a Yoke? (1:37)
Recap-Prods Technique (3:59)
Recap-Coil Technique (4:33)
Recap-Headshot Technique (2:46)
Recap-Central Condutor Technique (3:29)
Recap-Direct vs Indirect Magnetization (5:33)
Chapter 4 & 11: Principles of Demagnetization
What to expect in this section?
Why Demagnetize?
Demagnetization and its significance (10:11)
Types of Demagnetizations (13:30)
Demagnetization technique (Practical Demonstration) (6:36)
Curie Point Demagnetization Practical Demonstration
Reading Assignment
Advanced Principles of Demagnetization (Reading Assignment)
Review
Lesson 4 Quiz
Quiz on Advanced Principles of Demagnetization.
Chapter 5: MT Equipment
Portable, Mobile and Stationary Equipment (2:11)
Desired Properties for Mag Powder (4:32)
Reading Assignment
Review
Lesson 5 Quiz
Lesson 6: Discontinuities
3 stages of discontinuity (2:04)
Three stages of defects (one more time) (10:12)
Reading Assignment
Review
Lesson 6 Quiz
Lesson 7 & 8: Magnetic Principles and Flux Fields
Flux lines and Flux Density (2:12)
Difference between AC and DC Current
AC vs DC Magnetization (6:22)
What is Residual Magnetism? (2:32)
Five important terms
Continuous vs Residual method
What is a Hysteresis Loop?
Pie Gage (2:58)
Pie Gauge Practical Demonstration (0:20)
Math Problems on Ampere-Turns (17:01)
Magnetic Writing
Effect of Magnetism on watch (0:12)
Review
Reading Assignment I
Lesson 7 Quiz
Reading Assignment II
Lesson 8 Quiz
Quality Control
Quality Control
How to Do Preventative Maintenance for Magnetic Particle Equipment
System Performance Checks for High Volume NDT Inspections
Bonus Material (Non Mandatory)
Introduction
10 Misunderstandings about Magnetic Particle Testing
Magnetic Field Safety Guidelines for Pacemakers
How Brightness and Contrast Impact NDT Inspections
Reducing Particle Loss During Mag Particle Testing [Case Study]
Why Does ASTM E3022 Require a Filter for LED UV Lamps?
Practice Tests
Pratice Test #1
Explanations for Practice Test 1
Pratice Test #2
Explanations for Practice Test 2
MT Jeopardy
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Curie Point Demagnetization Practical Demonstration
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