September 9, 2011
By: Harold Klempner
Hydrostatic testing of oil country tubular goods is done twice—once to test the weld seam, then again after the item is threaded and a coupling attached. Most hydrostatic testing systems test the entire length of the pipe both times, but a new unit, the box-end hydrostatic tester, tests just the threaded portion and the coupling, reducing the time and water needed for the second test.
See the products TRUMPF will have on display at FABTECH on Nov 11-13 in Atlanta. TRUMPF will introduce a wide array of new products and technologies, including the world premiere of the TruLaser 2030 fiber laser cutting machine, in addition to new laser cutting, punching and press brake technologies, laser marking, laser welding, and power tools. Visit our FABTECH web site: www.us.trumpf.com
From the Web: Harley jewelry; U.S. manufacturing renaissance or fantasy? - by Vicki Bell
Highlights for fabricators from the past week’s Web articles—Utica, N.Y., company decorates Harleys; manufacturing renaissance—maybe, maybe not; women provide manufacturing muscle; and predicting metal costs.
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