GB/T 18876.2-2024 Active National standards

GB/T 18876.2-2024 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis—Part 2:Determining the inclusion ratings of steels by automatic image analysis and stereology

GB/T 18876.2-2024 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis—Part 2:Determining the inclusion ratings of steels by automatic image analysis and stereology

Publish Date: 2024-08-23 Implement Date: 2025-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 18876.2-2024

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Metallographic examination methods

ICS Name: Comprehensive Testing of Metal Materials

Publish Date: 2024-08-23

Implement Date: 2025-03-01

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国钢标准化技术委员会(SAC/TC 183)

Pages: 20 pages

Scope

本文件规定了依据GB/T 10561应用自动图像分析对非金属夹杂物的级别进行定量测定的试验方法概述、装置、取样、试样制备、校准、步骤、夹杂物分类和级别计算、试样报告、精度与偏差。本文件适用于钢中夹杂物级别的评定。本文件对夹杂物的分类是以光反射能力、几何形状、宽度、长度、数量和直径为基础的，不涉及夹杂物成分。

Development Information

Drafting Units:

大冶特殊钢有限公司、冶金工业信息标准研究院

Drafting Persons:

赵咏秋、杨娥、纪肖、张志成

Word Count: 25 Thousand words Pages: 20 pages

Same series standard

GB/T 18876.1-2024 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis—Part 1:Determining the inclusion or second-phase constituent content of steels and other metals by automatic image analysis and stereology

Replace the following standards

GB/T 18876.2-2006 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis—Part 2:Determining the inclusion ratings of steels by automatic image analysis and stereology

Referenced Standards

GB/T 10561-1989 Steel—Determination of content of non-metallic inclusion—Micrographic method using standard diagrams GB/T 10561-2005 Steel—Determination of content of nonmetallic inclusions—Micrographic method using standards diagrams GB/T 10561-2023 Determination of content of nonmetallic inclusions in steel—Micrographic method using standard diagrams GB/T 13298-1991 Metal—Inspection method of microstructure GB/T 13298-2015 Inspection methods of microstructure for metals GB/T 18876.1-2002 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis—Part 1:Determining the inclusion or second-phase constituent content of steels and other metals by automatic image analysis and stereology GB/T 18876.1-2024 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis—Part 1:Determining the inclusion or second-phase constituent content of steels and other metals by automatic image analysis and stereology GB/T 30834-2014 Standard test methods for rating and classifying inclusions in steel—Scanning electron microscope GB/T 30834-2022 Rating and classifying of inclusions in steel—Scanning electron microscope method

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