Selected articles from April/May 2009 issue published on TheFabricator.com:
Although the energy market has seen ups and downs, overall the trend is a growth path. A manufacturer of welded structural and mechanical tube and pipe can get into this market by using its existing mill to manufacture oil country tubular goods (such as line pipe and casing) and adding a finishing floor to its operations. Understanding API requirements is the first step in planning a finishing floor layout.
Bending tube or pipe successfully is a matter of managing a handful of processes and variables and controlling the flow of the metal. The same principles apply to bending profiles, or rolled steel sections (RSS). However, because profiles aren't closed, they are more prone to distortion than tube or pipe. A close look at an RSS bending job provides a step-by-step approach for tackling this sort of project.
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