- Materials Expertise for the Gas Industry - Information about testing of butt welds, condensate, and materials used by gas industry (sinter metals, catalytic burners).
- Hardness Testing - Guide to hardness testing of materials. Brinell, Vickers and Rockwell test methods are illustrated, along with hardness conversion tables and charts.
- Advances in Ultrasonic Testing of Cementitious Materials - Paper describes an ultrasonic device which is able to extract certain parameters of ultrasonic waves recorded continously during the setting and hardening of mortar. [465 kB]
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