T/CSTM 00578.3-2024 Oil and gas pipeline annular welded joint micro-area mechanical property test Part 3: Hardness testing method. (Note: The exact context of this translation is important to correctly identify the test method and should be used with the rest of the test specifications.)
T/CSTM 00578.3-2024 Oil and gas pipeline annular welded joint micro-area mechanical property test Part 3: Hardness testing method. (Note: The exact context of this translation is important to correctly identify the test method and should be used with the rest of the test specifications.)
Basic Information
Scope
Scope: This document specifies the technical requirements for the micro-hardness test of pipeline ring welded joints, including test equipment, specimen structure and preparation, test procedures, data processing, and test reports. This document is applicable to the Vickers hardness test of pipeline ring welded joints performed under a test force range of HV0.2 to HV3; Main technical content: This document specifies the technical requirements for the micro-hardness test of pipeline ring welded joints, including test equipment, specimen structure and preparation, test procedures, data processing, and test reports. This document is applicable to the Vickers hardness test of pipeline ring welded joints performed under a test force range of HV0.2 to HV3