Assembly Tools for Screws and Nuts-Hand Torque Tools - Part 2 Requirements for Calibration and Determination of Measurement Uncertainty

This standard provides requirements for the calibration and determination of measurement uncertainty for manual torque tools used in the assembly of screws and nuts. It outlines procedures and specifications necessary to ensure the accuracy and reliability of these tools during their use. The document covers various aspects including the methods for calibration, the conditions under which calibration should be performed, and the parameters that need to be evaluated to determine measurement uncertainty. It is applicable to a range of manual torque tools and is intended to be used by manufacturers, users, and calibration laboratories involved in the production and verification of such tools. The standard aims to establish a uniform approach to calibration processes and the assessment of measurement uncertainty, facilitating consistent quality and performance across different applications and industries.