Practical Welding Today®

July/August 2011

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.

More Info Subscribe Free

Selected articles from the July/August 2011 issue available online:

Aluminum Workshop: Addressing arc blow

November 25, 2014


Q: I’m welding aluminum plate and extrusions of various alloys using both GTAW and GMAW. Sometimes I encounter what seems to be arc blow while welding, mostly with GMAW. But since aluminum isn’t magnetic, arc blow shouldn’t be possible. Is it something else? If so, what? A: This is a common...

Continue Reading

Consumables Corner: Welding weathering-grade material with a nickel-containing filler

June 27, 2014

By: ,

Q: I work for a structural steel fabricator and we are getting ready to start work on a bridge job that specifies A588 material. We have worked on this material in the past using a weathering-grade filler metal. Our engineer has recommended we use a 1 percent nickel electrode. Is this right? A:...

Continue Reading

Arc Welding 101: “Freestylin’” fab shops

May 8, 2014


Q: I know of welding manufacturing companies that do not use welding procedure specifications (WPS), their welders are not qualified, and their welders inspect their own welds! How can these companies get away with this? Nelson M. A: I have been in many fab shops that lack documentation on...

Continue Reading

Full steam (chest) ahead -

Full steam (chest) ahead

July 26, 2011


Welding and fabricating using exotic metals requires a special touch, one that Schwabel Fabricating Co., Tonowanda, N.Y., has built its business on for the last 53 years.

Continue Reading

Combating internal condensation in your resistance welding machine -

Combating internal condensation in your resistance welding machine

July 20, 2011


Resistance welding transformers generate a lot of heat, which is why most of them are designed to be water-cooled. But when condensation forms internally as a result of an improperly set chiller temperature, a number of catastrophic issues can arise. To avoid this, it's best to understand what causes internal condensation and how you can prevent it.

Continue Reading

Adventures in metal sculpture -

Adventures in metal sculpture

July 18, 2011


Ray Carrington will tell you that he is not an artist. However, the 81-year-old retired math teacher has metal sculputres on display throughout the nation, and continues to work on pieces to give away.

Continue Reading

Avoiding mix-ups with shielding gas mixes -

Avoiding mix-ups with shielding gas mixes

July 8, 2011


Today's job shops must be prepared to deal with a variety of materials for fabrication and welding. As each material may require a different mixed shielding gas for gas metal arc welding (GMAW), familiarize yourself with these gases and the most efficient supply methods for various applications.

Continue Reading