Selected articles from October 2002 issue published on TheFabricator.com:
Caterpillar's Technical Center relentlessly pursues a manufacturing vision for the "world's largest welding shop." Its combination of laser machines for cutting, press brakes for bending, and robots for material handling provide some insight as to how one of the world's largest metal fabricators envisions its future.
A contract manufacturer of railroad and telecommunication signal house enclosures had long relied on job shops to supply the sheet metal parts, which it then assembled. But the president, Patti jon Christensen, wanted to bring all the manufacturing under her own roof so she could build the company's future on parts that met her company's quality standards and timely deliveries. The company installed a flexible manufacturing system (FMS) from Finn-Power in March 2000 and has achieved its goals, to the point that it plans to add a second FMS.
Nucor Corp., recycler and manufacturer of steel products, is using new technology, such as the HIsmelt® process and the micromill, both of which are allowing them to start out with thinner steel strip to more efficiently process steel for its customers. John Ferriola, executive vice president of the Sheet Mill Group at the company, will address these technologies and how steel industry changes can positively affect steel consumers.
This is article is part 1 of a four-part series covering flatness and stability in cut-to-length, slitting, and tension leveling operations. This article covers how flat rolled metal gets unflattened, including the 3 categories of defects, how defects are created at hot and cold mills, and how coil processors also create defects.
In work environments that generate noise that exceed 85 dB or with impact noises exceeding 140dB, such as found in tube and pipe, OSHA requires a hearing conservation program.
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