Consumables

The devil is in the details, especially when it comes to welding processes. This technology area has information on consumables, including cutting tips, electrodes and wire, spatter prevention compounds, temporary purge dams, and welding torch components.

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Wire feeder designed for high-production shops

June 8, 2004

The Lincoln Electric Co. offers the LF-72 industrial wire feeder for high-production shops. The feeder features the company’s patented die-cast aluminum two-roll Universal Wire Drive System.The...

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Wire packing drums can be nested

June 8, 2004

France-based Darius Technologies has developed a new technology for packing wire in tapered (conical) drums. Empty drums can be nested by 10 or more and require limited storage space.The wire loops...

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Selecting a shielding gas for joining stainless steel

June 8, 2004

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The use of stainless steel has grown significantly over the past decade in North America. As its use has grown, so has the number of different consumables required to join it. Because stainless steels are used in applications that are different from carbon steels, it follows that their welding...

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Don't throw away your profit margin

April 6, 2004

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Grinding applications can be divided into three broad categories, especially with regard to tube and pipe:Welding preparation and heavy metal removalMetal fabrication and constructionLight metal removal, finishing and sharpeningAbrasives for grinders come in many grains, shapes, and product designs...

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Order for earthquake resistance in the court

March 25, 2004

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New construction abounds all over the U.S., and Seattle is not immune to this trend. In 2002 an open-looking courthouse was completed, rising 387 feet above the city skyline.

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Efficient shielding gas supply methods

February 26, 2004

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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.

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Selecting the right tungsten

February 26, 2004

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Most welders used to agree that a pure tungsten electrode was crucial to obtaining the best results for gas tungsten arc welding (GTAW) aluminum, magnesium, and other alloys that required an AC arc.

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Cool your torch

November 20, 2003

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Your car engine's water-cooling system has a lot in common with the cooling system in your plasma cutter: Both use water and coolant, a pump, cooling hoses, and a heat exchanger to remove energy from a heat source.

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Identifying the right cutting and welding tips

October 9, 2003

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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...

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Which wire do you require?

July 24, 2003

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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.

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Spinning your wheels?

May 29, 2003

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Grinding wheels used in welding and fabrication are strong, tough tools, but many in the industry have called them "rocks" or "stones," implying that they're unbreakable.

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Don't be a hot dog with heating heads

May 29, 2003

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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.

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An Introduction to metal-cored wire

March 27, 2003

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Metal-cored wire is a tubular electrode that consists of a metal sheath and a core of various powdered materials, primarily iron. The core of metal-cored wire contributes almost entirely to the deposited weld metal.

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Electrode wear in air, oxygen plasma

June 27, 2002

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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.

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Targeting gas cylinders to improve safety, reduce costs

April 15, 2002

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This article tells the story of a specialty chemical company and how it handles cylinder-gas challenges.

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