Heat-treatable steels, alloy steels and free-cutting steels - Part 1: Non-alloy steels for quenching and tempering

This document provides specifications for non-alloy steels intended for quenching and tempering. It covers chemical composition, mechanical properties, and requirements for testing and inspection. The standard includes information on designation, delivery conditions, and methods of verification. It applies to steels used in various industrial applications where specific mechanical properties are required. The document is part of a series that addresses different types of steels and their treatment processes. It outlines the necessary criteria to ensure the quality and performance of the materials under specified conditions. The information provided supports the selection and application of appropriate materials in manufacturing and engineering contexts.