T/CAS ES012902001-2022 Active

Scope: This document specifies the evaluation procedures and requirements for quality grading of steel plates used in boilers and pressure vessels, evaluation methods, and quality grading. This document is applicable to quality grading evaluation activities for steel plates used in boilers and pressure vessels. Main Technical Content: 1. Scope: This document specifies the evaluation procedures and requirements for quality grading of steel plates used in boilers and pressure vessels, evaluation methods, and quality grading. This document is applicable to quality grading evaluation activities for steel plates used in boilers and pressure vessels. 2. Normative References: The following documents are essential for the application of this document. For dated references, only the version dated at the time is applicable to this document. For undated references, the latest version (including all amendments) is applicable to this document. - GB/T 223.59: Determination of Phosphorus Content in Iron and Steel and Alloys – Bismuth Phosphomolybdate Spectrophotometry and Antimony Phosphomolybdate Spectrophotometry - GB/T 223.85: Determination of Sulfur Content in Iron and Steel and Alloys – Infrared Absorption Method after Induction Furnace Combustion - GB/T 228.1: Metallic Materials – Tensile Test – Part 1: Room Temperature Test Method - GB/T 228.2: Metallic Materials – Tensile Test – Part 2: High Temperature Test Method - GB/T 229: Metallic Materials – Charpy Impact Test Method - GB/T 231.1: Metallic Materials – Brinell Hardness Test – Part 1: Test Method - GB/T 4160: Strain Ageing Sensitivity Test Method for Steel (Charpy Impact Method) - GB/T 4336: Determination of Multiple Element Content in Carbon Steel and Low- and Medium-Alloy Steel – Spark Discharge Atomic Emission Spectrometry (Conventional Method) - GB/T 6394: Method for Determining the Average Grain Size of Metals - GB/T 10561: Determination of Non-Metallic Inclusions in Steel – Microscopi