Mike Sammons

Contributing Writer
Weldcraft
2741 N. Roemer Road
Appleton, WI 54911
Tig welder steel

Welding austenitic stainless steel

April 10, 2007

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Joining austenitic stainless steel with GTAW can be tricky, but with a little preparation and care, it can be done successfully. The three main factors are having the right amount of heat input, travel speed, and a shielding gas.

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GTAW welder

Seeing GTAW through a new lens

January 9, 2007

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Not every welder uses a gas lens on his or her GTAW torch, but gas lenses should be considered for a variety of applications and for several reasons. Knowing what a gas lens does, how to choose one, and how to install and take care of one are critical to getting the most benefits out of it

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Guidelines for tungsten electrodes

March 7, 2006

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Choosing one of the six commonly available tungsten electrodes is a crucial first step in successful gas tungsten arc welding (GTAW). In addition, tip preparation is critical. The electrode choices are pure tungsten, 2 percent thoriated, 2 percent ceriated, 1.5 percent lanthanated, zirconiated, and rare earth. The end preparations are balled, pointed, and truncated.

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How to choose the consumables you use - Part II

July 12, 2005

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Several small but crucial components—back caps, collets and collet bodies, gas lenses, and nozzles—are key components in enhancing GTAW productivity. These components are available in a variety of styles and sizes. Optimizing these consumables can help to optimize welder uptime.

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10 frequently asked GTAW questions

February 8, 2005

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Experienced welders know that without the right information, it's easy to sacrifice quality, lose time, and generally become frustrated with gas tungsten arc welding (GTAW). And while there is merit in learning by trial and error, if you want to move toward precision GTAW, getting answers to 10...

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Joining aluminum with GTAW: Advice for the novice

February 19, 2001

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Aluminum is a real challenge to weld, especially for beginners. A knowledge of the gas tungsten arc welding equipment that is available to do the job as well as required accessories, preparation tips, and proper techniques is a good thing to have before jumping in.

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