Geotechnical@  (14) Instruments and Supplies  (147) Research Centers and Laboratories  (4)

See also:

• Business: Industrial Goods and Services: Calibration and Testing  (154)
• Business: Industrial Goods and Services: Machinery and Tools: Industrial Metrology  (286)
• Science: Technology: Acoustics, Ultrasound and Vibration: Ultrasound  (551)
• Science: Technology: Quality Engineering: Nondestructive Testing  (157)

This category in other languages:
	German  (5)

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

Help build the largest human-edited directory on the web. Submit a Site - Open Directory Project - Become an Editor