Basics 2 min read
Introduction to Computer Programming
If you understood what a computer program is, then we will say: the act of writing computer programs is called computer programming. As…
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Basics 28 min read
Computer Programming – Overview
Why Programming? You may already have used software, perhaps for word processing or spreadsheets, to solve problems. Perhaps now you…
Basics 1 min read
Quality Control of Dwell
The dwell step involves allowing the test component to sit for a sufficient period of time for the penetrant to…
Basics 2 min read
Health and Safety Precautions in Liquid Penetrant Inspection
When proper health and safety precautions are followed, liquid penetrant inspection operations can be completed without harm to inspection personnel.…
Basics 3 min read
Nature of the Defect
The nature of the defect can have a large affect on sensitivity of a liquid penetrant inspection. Sensitivity is defined…
Basics 2 min read
System Performance Check
System performance checks involve processing a test specimen with known defects to determine if the process will reveal discontinuities of…
Basics 5 min read
Quality Control of Lighting
After a component has been properly processed, it is ready for inspection. While automated vision inspection systems are sometimes used,…
Basics 3 min read
Quality Control of Developer
The function of the developer is very important in a penetrant inspection. It must draw out of the discontinuity a…
Basics 4 min read
Quality Control of Penetrant
The quality of a penetrant inspection is highly dependent on the quality of the penetrant materials used. Only products meeting…
Basics 2 min read
Process Control of Temperature
The temperature of the penetrant materials and the part being inspected can have an effect on the results. Temperatures from…
