Dry penetrant testwelding DPT Dye Penetration Testing Of Welds
Here's a little lesson in how weld testing is done so you can be prepared before the CWI gets onto the jobsite. Liquid Penetrant Inspection Dye pen is a NDT (Non Destructive Testing) method. Its pretty simple, and a good way to test welds before more expensive things like x-ray testing. David Von Rohr, metallurgical quality manager from Philadelphia Gear, demonstrates how to properly perform visible liquid Dye Penetrant Testing. #NDT#welding #testing #aspirendt ...