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John Kraus is U.S. sales manager for Tinius Olsen, 1065 Easton Road, Horsham, PA 19044; tel: 215-675-7100; fax: 215-441-0899; e-mail: jkraus@tiniusOlsen.com; web: TiniusOlsen.com
Unlike the Wright Brothers, Hugh Rockwell and Stanley Rockwell were two engineers working for the same company who shared nothing more than a common last name and an interest in developing a better type of hardness test, specifically to test the hardness of bearing races.
With the complex materials science and engineering and physics that goes into the tensile testing of metals, it is hard to imagine the accuracy of the results and the safety of the operation coming down to something as seemingly simple as the right sample grips. However, aren’t the right tools the secret to the successful outcome of just about every endeavor?
