This document specifies the terms and definitions for Charpy impact toughness testing of different characteristic areas of pipe girth welding joints, sample blank preparation, notch position determination, sample position determination, sample processing, sample quantity, test equipment, test, test Records and test reports. This document is suitable for testing the Charpy impact toughness of different characteristic areas in the safety evaluation of welds, and other welds can also be implemented with reference.
T/CSTM 00578.2-2023 history
2023T/CSTM 00578.2-2023 Mechanical properties test for microzones of oil and gas pipeline girth butt welds—Part 2: Impact test method