Content tagged with "oxyfuel-cutting"
Results: 13
Article
January 15, 2010
The X's and O's of oxyfuel
The key to oxyfuel safety is not safety devices alone, its also in knowing how to handle and care for the equipment. Oxyfuel cutting and welding equipment mixes flammable fuel gases and oxygen under pressure to support a flame. All fuel gases are flammable. While oxygen is not flammable, it... Read more...
Spanish
July 21, 2009
Entendiendo las tecnologías de corte de metal
Nota del editor: este artículo fue desarrollado a partir de un Panel de Corte Comparativo llevado a cabo en la conferencia Metal Matters de la Fabricators & Manufacturers Association en Orlando, Fla., marzo 2008.
Es la pregunta escuchada en el mundo de la fabricación en metal.... Read more...
Article
July 6, 2009
Software evolves to take a humanlike approach
Some operators tend to tweak nests. Unfortunately, the time spent tweaking may affect throughput; why invest in automatic nesting if someone spends time to manually change it? Besides, an hour spent rearranging parts for 1 percent better material utilization costs more than using the original... Read more...
Article
February 10, 2009
The importance of exercising oxyfuel welding safety
Metalworking can be seen in nearly every aspect of our everyday lives—in air-conditioning and refrigeration units, hot and cold water pipes, electrical connections, and much more. And because the oxyfuel welding and cutting methods used to create the joints and connections on these... Read more...
Article
October 28, 2008
On the level: An introduction to part leveling
Figure 1 A hydraulic roller leveler works material to level parts. When metal is formed or cut, stresses occur. All thermal cutting processes, from oxyfuel and plasma cutting to advanced laser systems, put stress into metal. The processes generate an enormous temperature difference within... Read more...
Article
July 15, 2008
Making sense of metal cutting technologies
It's the question heard 'round the metal fabricating world: What metal cutting technology makes the most sense?
Unfortunately, the answer to the question cannot be covered in one simple statement. The answer depends on the metal being cut, the metal thickness, how the customer defines a... Read more...
Article
October 9, 2007
Dealing with Mother Nature's wrath
Protecting a two-mile-long, 10-lane bridge from earthquake damage is not an easy task. Replacing the eastern span of the San Francisco-Oakland Bay Bridge requires the talent and time of numerous design firms and fabricators and tens of thousands of workers. One of the more interesting... Read more...
Article
August 8, 2007
Select a torch tip when using oxyfuel
There has been much discussion on the value of plasma-arc and laser-beam processes for cutting and welding, but oxyfuel is still the most commonly used method. The products are very robust and easy to use. The cost of entry to use this method is relatively modest – only several hundred... Read more...
Article
August 8, 2007
Taking waste off the plate
George Conner, a C&S machine operator, nests plates and performs numerous other shape-cutting functions right at the cutting machine on the shop floor. Many fabricating operations now use offline programming centers for parts design and plate nesting. In fact, many of those same companies... Read more...
Article
December 12, 2006
Can your manufacturing software do this?
Software has changed the nature of fabricating. Most fabricating shops hammer out the manufacturing details of a job on their own computer-aided manufacturing (CAM) software packages immediately upon receipt of the customer's engineering drawings. Some of the more aggressive fabricating shops... Read more...
Article
December 12, 2006
High Roller meets fast cutter
About 900 feet above the Las Vegas Strip, Brian Day uses a plasma cutter to cut apart the Stratosphere's High Roller roller coaster. About 900 feet above the Strip, Brian Day pauses for a moment and looks down on the early morning Las Vegas skyline. "I put up the signs there and there," Day... Read more...
Article
September 13, 2005
Safety: The burning issue in oxyfuel torch use
Typical Oxyfuel Welding Setup Three distinct oxyfuel flames are used for welding, brazing, and cutting. The nature of these flames depends on the proportions of oxygen and fuel in the mixture. The flames are produced by the combustion of the oxygen and fuel gases and are called... Read more...
Article
May 10, 2005
Making a clear-cut decision
Read any metalworking trade magazine and you routinely will see introductions of new cutting machinery. You'll also see machines advertised and the tradeshows that will feature them. As the owner of a small or medium-size shop, how do you decide which equipment is best? How can you be... Read more...
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