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(erielack) FW: Tinius Olsen test machine

Good input from Fred Heilich!

 

From: fred heilich [mailto:fheilich_@_msn.com] 
Sent: Sunday, August 13, 2017 2:43 PM
To: Paul R. Tupaczewski <paultup_@_comcast.net>
Subject: Tinius Olsen test machine

 

Paul

 

Tinius Olsen made different testing machines, but this looks like one they made for testing hardness for heat treated objects.  They
were used for through hardened testing of steel not case hardened which was an acid test, but could be used for testing the core
hardness. Photos B2356 and B2357

 

Fred Heilich



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