Practical Welding Today®

January/February 2010

Practical Welding Today® was created to fill a void in the industry for hands-on information, real-world applications, and down-to-earth advice for welders. No other welding magazine fills the need for this kind of practical information. Subscriptions are free to qualified welding professionals in North America.

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Selected articles from the January/February 2010 issue available online:

Aluminum Workshop: Sizing up feedability and conductivity in contact tips

December 2, 2014


Q: There seems to be a lot of controversy about what size contact tip to use for GMAW aluminum. Can you give me any advice? A: The contact tip has two functions. First, it provides guidance for the welding wire. Second, it provides a means of conducting welding current from the welding torch...

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Arc Welding 101: Tackling trim in pulsed MIG welding

October 1, 2014


Q: We use the pulsed-spray-transfer GMAW process in our shop. When setting weld voltage, we can adjust the trim between 0.5 and 1.5. What do those numbers mean, and how do they relate to weld voltage?Corey G. A: Pulsed-spray-transfer welding equipment has challenged the conventional wisdom we’ve...

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Consumables Corner: Storing stick electrodes

August 21, 2014

By: ,

Q: I recently saw a comment that regular stick electrodes could be overdried in ovens to the point of causing poor weld performance. Is this true? We store all our electrodes, including low-hydrogen, at 135 to 140 degrees F at all times and have not noticed any problems. We are located in Arizona,...

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oxyfuel safety

The X's and O's of oxyfuel

January 15, 2010


If properly used and well-maintained, this equipment can cut, heat, and weld metals safely. But damaged, worn, or improperly handled equipment can lead to safety hazards such as fire and explosions that can cause serious injury or death. To know how to handle and care for the equipment and devices found in oxyfuel cutting and welding, you have to first be familiar with them and the kind of care they need.

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welding gloves appropriate material

Love your gloves

January 14, 2010


Pulling on a pair of welding gloves, for many welders, is like second nature. What may not be second nature, however, is choosing the right glove to fit your needs of protection,comfort, and dexterity. Just as welding processes differ, so do the gloves that are best-suited for those processes.

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gmaw guns consumables

GMAW guns and consumables

January 6, 2010


Think GMAW guns and consumables don't have an impact on your final weld? Think again. By separating the myths surrounding GMAW guns and their consumables from the facts, you can ensure you're not compromising performance or weld integrity.

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