Content tagged with "inverters"
Results: 5
Article
September 29, 2009
Cutting cable clutter
Ivan Newcomb, a journeyman pipe welder with UA Local 598, performs GTAW with an inverter at a work site about 10 feet below ground. "We just brought the inverter down and started welding right away. There was no pulling lead or need to change machines if we switched processes," he said.... Read more...
Article
April 1, 2009
Piping in productivity on heavy-gauge stainless steel
Stainless Piping Systems Inc., Toronto, is no stranger to demanding applications. The company specializes in engineering, fabricating, and installing complete piping systems for industries such as industrial process, pharmaceutical, water treatment, food and beverage, automotive,... Read more...
Article
April 15, 2008
Modified GMAW for root passes
A new, modified short-circuit transfer technology can help stainless steel pipe fabricators increase productivity to meet the growing demand for energy-related goods. For stainless steel pipe fabricators, the good news is that the oil refining and petrochemical sector is experiencing 20... Read more...
Article
January 15, 2008
What's your frequency
Before the advent of inverter-based gas tungsten arc welding (GTAW) machines, frequency control was rarely thought of as a way to improve aluminum welding. The current that came from the wall—60 hertz—was the same current that went into the weld. Since then countless manufacturers... Read more...
Article
August 28, 2003
Inverter versus transformer power supplies for aluminum GTAW
I'm looking for a new GTAW power supply for AC aluminum welding. I had intended to buy a conventional transformer unit, but several people have told me to buy an inverter-based power supply. Which one is better for my application? Inverter-based power supplies do have some advantages over... Read more...
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