METHOD OF MANUFACTURING A TUBULAR PRODUCT AND TUBULAR PRODUCT
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United States of America Patent
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Aug 20, 2020
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Feb 18, 2020
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Feb 19, 2019
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Abstract
The present invention relates to a method for manufacturing a tubular product, characterized in that the tubular product is manufactured from steel comprising chromium in the range of 2.5 to 9.5 wt. % and silicon in an amount of more than 1.0 wt. %, and the method comprises the steps of austenitizing, quenching and tempering at a tempering temperature in the range of 300° C. to 550° C. Furthermore, the invention concerns a tubular product produced by this method.
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