DB61/T 1327.3-2020 Qualification Accreditation of Inspection and Testing Institutions Part 3: Requirements for Confirmation of Equipment Verification and Calibration Results (English Version)
This section applies to qualified inspection and testing institutions, other inspection and testing institutions can also refer to the implementation
DB61/T 1327.3-2020 history
2023DB61/T 1327.13-2023 Qualification Certification of Inspection and Testing Institutions Part 13: Internal Calibration Requirements
2020DB61/T 1327.3-2020 Qualification Accreditation of Inspection and Testing Institutions Part 3: Requirements for Confirmation of Equipment Verification and Calibration Results