February 26, 2004
The introduction of gas metal arc welding (GMAW) and gas tungsten arc welding (GTAW) in the 1940s changed the way metals were joined. The automation of these processes meant the gas supply system also had to be automated to achieve optimal productivity.
October 9, 2003
The tip of a welding or cutting torch is where the action is (see Figure 1). Welding tips usually produce positive pressure (higher than 1 pound per square inch [PSI]) and are used at equal pressures of acetylene and oxygen. These single-hole copper-alloy tips are attached to a torch handle...
July 24, 2003
Are you looking for ways to improve quality, raise productivity, and save costs in your current welding operations? If you haven't examined the various electrode choices, you could be missing an opportunity to take your production welding to the next level.
May 29, 2003
Some call them rosebuds, others call them multiflame heating heads, and a few call them heat sticks. No matter what you call torch attachments, this article is a frank discussion about these tools that use oxygen and a fuel gas to make a lot of heat quickly. When used properly, they can make quick work of many heating jobs.
June 27, 2002
A trained plasma technician can tell a lot about the health of a plasma system if he learns how to inspect the electrode, understands normal wear patterns, and knows how to spot signs of trouble. This article shows the difference between good and bad wear in air and oxygen plasma systems.
April 15, 2002
This article tells the story of a specialty chemical company and how it handles cylinder-gas challenges.
January 10, 2002
Requirements for selecting shielding gas, filler metal, and welding processes are well- documented to help welders ensure high quality and consistency in their welding applications.
November 29, 2001
The article divides grinding equipment into three application categories: welding/heavy metal removal; metal fabrication and construction; and light metal removal, finishing, and sharpening. It also discusses grits and grains and operator safety.
July 26, 2001
Selecting the right shielding gasses for your welding operation can mean the difference between mediocre production rates and peak efficiency.