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The framework for this document is based upon the American Welding Society ANSI/AWS D10.10-90, Recommended Practices for Local Heating of Welds in Piping and Tubing. During the process of revising this AWS document, it was recognized that it might be more appropriate to prepare a separate document pertaining recommended practices for local heating of welds in pressure vessels. At the same time, a request was received to prepare a guideline regarding postweld heat treatment of repairs for heavy wall hydroprocessing reactors. This request was made by a joint industry project on aging hydroprocessing reactors. Additionally, for the last several years, an ASME Boiler

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Published: 2000 Number of Pages: 76 File Size: 1 file , 5.8 MB