PMI (Positive Material Identification) of Aeration Piping and Hardware

By: Tom Frankel
Post Date: November 29th 2016

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Globalization has many benefits but it does make quality control more difficult.   SSI requires periodic and unscheduled PMI (Positive Material Identification) on stainless steel components sourced from parts of the world where substitution has been a problem.   The process typically involves confirming the material of construction with an XRF gun.

 

Support Stand Material Tests

Support Stand Material Tests

 

XRF gun report

XRF gun report

 

Testing hardware

Testing hardware

 

A low-tech method - used earlier

A low-tech method – used earlier