Normalizing (pipe) : Heating a steel pipe to a temperature above the alloy transformation temperature range and holding at the temperature for long enough to remove stored stressed from handling, forming or other fabrication
George E. King Engineering, 5000 Oilfield Terms: A Glossary of Petroleum Engineering Terms, Abbreviations and Acronyms, US 2010. http://gekengineering.com/Downloads/Free_Downloads /Glossary_of_Petroleum_Engineering_Terms_25_August _2010.pdf, (Oil - Amer) {593}