Penetrant Inspection

Solvent Remover Does Not Contain Chromates

Bad Stuff Out We recently had a request from a customer who wanted to know how he could be sure that our solvent remover contained no chromates, since this seemed to be a requirement of NADCAP. We advised him that one could not have a product listed on the QPL...

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AMS 2647, Audits, Developer Studies

AMS 2647 Committee K work has continued on revisions toAMS 2647 via convenient and fairly frequent telephone conferences. The last such conference was held on January 17, and it was the usual two hour meeting. Since this specification is mostly a user specification, there were only a few inputs from...

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Star Burst Panels or “those damn tam panels”

At the Fall meeting of ASNT in Charleston, South Carolina, George Hopman presented a talk in which he described tests that he had made to determine if the use of star burst crack panels, widely known as TAM panels or PSM panels, were able to determine if a penetrant system...

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Penetrant Sensitivity, Nomenclature, Checking Materials

Nomenclature This describes a recent mix-up due to a misunderstanding about how some NDT products are described. We all know that penetrant products are clearly described by what they do. We know what penetrants are, what removers are, and what developers are. But when these products are shipped, they need...

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False Representations of Met-L-Chek … ¿USED CAR SALESMEN?

¿USED CAR SALESMEN? We have all heard the story of the used car salesman who alleged that the wreck that he was selling had belonged to “a little old lady from Pasadena” who only drove it on Sundays to go to church. Well, salesmen and saleswomen sometimes use rhetoric like...

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