SL 130-2017 in English

This standard provides detailed procedures for the calibration of concrete molds used in the construction industry. It outlines the necessary steps to ensure the accuracy and consistency of mold dimensions, which are critical for producing reliable test specimens. The document specifies the equipment, measurement techniques, and acceptance criteria required during the calibration process. Additionally, it includes guidelines for the maintenance and periodic inspection of molds to maintain their performance over time. The standard also covers the documentation and record-keeping practices associated with the calibration activities. These requirements are intended to support quality control and standardization in the production of concrete testing samples.