Practical Welding Today®

March/April 2008

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 March/April 2008 issue available online:

Resistance weld secondary circuit

Respecting your resistance welder

March 11, 2008

By:

Resistance welding results are only as good as the machine that is completing the process. By understanding how to properly maintain your resistance welding machine, you will be able to prevent unnecessary problems that tend to plague the unit's critical areas.

Continue Reading

Preventing porosity in humid environments

March 11, 2008

By:

I'm having problems with excessive porosity when TIG welding aluminum. My friend says it comes from water vapor in the air (it's very humid here) being broken down by the arc. Is this true? It sounds pretty far-fetched.I hope you didn't bet on this one. If you did, get ready to pay up. All porosity...

Continue Reading

Welded metal art sculpture

Flat, straight, and shiny

March 11, 2008

By:

Two community college weld instructors and a student collaborated to create a welded metal art sculpture for a silent auction benefiting the college's foundation.

Continue Reading

Automotive Stamper

Cleaning the air, boosting morale

March 11, 2008

An automotive stamping plant located in Plymouth, Mich., recently integrated more welding cells. In an effort to continue with its aggressive stance on employee health, the company integrated RoboVent™ air filtration systems from Great Lakes Air Systems.

Continue Reading

Image of helium tanks

Helium: In short supply

March 11, 2008

By:

Shops that perform stainless steel, aluminum, or laser welding are feeling effects of the current helium shortage. Looking into gas blends with lower percentages of helium or alternative gases, and ensuring that day-to-day welding practices are not resulting in helium waste, will help these shops save money and helium supply.

Continue Reading

Rotary weld positioner

Spin city

March 11, 2008

By:

Welding workpieces with circular components can leave welders spinning, literally. By keeping three considerations in mind, welders can stop spinning and start welding.

Continue Reading

plasma arc cutting

Plasma cutting primer

March 11, 2008

By:

Plasma cutting is a widely used process in the welding industry that provides both speed and precision, but it doesn't happen by accident. Being knowledgeable about your cutting applications, and familiarizing yourself with cutting techniques, maintenance, and safety features, will allow for a productive plasma experience.

Continue Reading