Download or read book GB T 10561 2023 Translated English of Chinese Standard GB T 10561 2023 GBT10561 2023 written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-10-02 with total page 54 pages. Available in PDF, EPUB and Kindle. Book excerpt: This document gives information on the principles, sampling, specimen preparation, determination, result expression, test reports for the evaluation of non-metallic inclusions in steel, using standard rating charts; provides an image analysis method for the determination of non-metallic inclusions (see appendix B). This document is suitable for evaluating the content of non-metallic inclusions, in rolled or forged steel, which has a compression ratio greater than or equal to 3. Note: The charts in this document are not suitable for evaluating certain types of steel (for example: free-cutting steel).