May 8, 2007
Compliance with the Occupational Safety and Health Administration (OSHA) hexavalent chromium [Cr(VI)] standards requires certain industries, including steel fabrication, to meet specific respiratory protection requirements. This Q and A article identifies affected industries and applications and discusses how to determine exposure and comply.
Norton NorZon® Plus depressed center wheels now utilize a proprietary blend of patented, newest generation Norton SG ceramic alumina and Norton BlueFire™ zirconia alumina abrasives, combined with a high performance bond system for significantly improved grain micro-fracturing. The upgraded line has also been expanded with Norton NorZon Plus Fast Cut™ Depressed Center Wheels, offering the fastest material removal in the industry.
Colors in welds and what they mean - by Josh Welton
The variety of colors that can occur in welds might surprise you. Sometimes they are desirable and sometimes not. It all depends on the material, the industry, and the application.
Hands-on information, real-world applications, and down-to-earth practical advice for welders. Subscriptions are free to qualified welding professionals in North America.