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Authors - Carl Smith
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Articles written by Carl Smith


Carl Smith

Carl Smith

Contributing Writer
Kanawha Mfg. Co.

1520 Dixie St.
Charleston, WV 25311
phone: 304-342-6127 ext. 257

Results: 13

Building bridges


Don’t junk it, make it better

By using today’s new alloys, you can cut costs, extend equipment use, and actually improve products. Here are some examples of how this can be done by welding with aluminum bronze (CuAl).


What is abrasion-resistant material?

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.


Basic metallurgy for welders

Welders do not have to be metallurgy experts, but they do need to be knowledgeable about the chemical, mechanical, and physical properties of different materials.


How metal production affects the welding process

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.


Upfront welding inspection considerations

Welding inspection involves much more than simply checking the accuracy of welds after they are made. Inspectors must be knowledgeable about codes, standards, materials, and other fabricating processes.


Just plain carbon steel — What is it?

Is there any such material as plain carbon steel? Is so, what is it, what's its chemical composition, and which applications are best-suited for its use?


Scrubbing our industry

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.


Is cast iron just cast iron?

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.


The root causes of weld defects

Bad welds can be traced back to poor workmanship, poor design, or a little of both.


ASME and AWS welding codes—Similarities and differences

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.


Rebuilding the infrastructure
Skilled workers must be trained now

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...


Why welders need advanced training

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.