July 21, 2011
Creating welding procedures for abrasive-resistant (AR) materials can be difficult because many of them do not conform to ASTM,ASME, or SAE standards for chemical or mechanical properties. However, these materials can be welded successfully.
January 11, 2011
Welders may recognize that when porosity is present, the cause isn’t always the shielding gas, welding filler, or operator error. It can be caused by the steel production method, which can introduce porosity and other flaws.
October 13, 2009
Today's industrial scrubber technology can help make existing energy companies more environmentally friendly. Fabricators with the right equipment, capacity, knowledge, and opportunity might find a new market in making components for these systems. Find out what it takes.
April 28, 2009
Cast iron comes in many different types with different properties. Not all can be welded, cut, or machined in the same way, and some types are better suited for specific applications than others. This article discusses the most common types and how to use them.
August 26, 2008
Welding codes are designed to improve the quality and efficiency of welding and are used to qualify welders. Predominate among welding codes in the U.S. are those authored by ASME and AWS. This article provides a brief overview of the similarities and differences in these codes.
October 9, 2007
Recent news, such as the Minneapolis bridge collapse, confirms that the nation's aging infrastructure needs an overhaul. New materials will help make bridges and other structures stronger, but finding the work force to build them won't be an easy task. The state of West Virginia is launching an initiative that may speed up worker training.
July 10, 2007
Becoming a skilled welder involves both hands-on and technical training from secondary and postsecondary instruction. Who should teach what and when to ensure that today's welders have the necessary skills? Longtime welder and welding professor Carl Smith shares his views.