GB/T 16857.2-2017 in English

This standard outlines the procedures for the acceptance and reinspection testing of coordinate measuring machines used for linear dimension measurements. It provides detailed guidelines on the evaluation methods and requirements to ensure the accuracy and reliability of the measuring equipment. The document specifies the conditions under which the machines should be tested, including the necessary calibration and verification processes. Additionally, it defines the criteria for determining whether a machine meets the required performance standards. The standard also includes information on the preparation of test samples and the execution of measurement tasks. Overall, it serves as a reference for manufacturers, users, and inspectors involved in the quality assurance of coordinate measuring machines.