GB/T 30834-2014Standard test methods for rating and classifying inclusions in steel - Scanning electron microscope (English PDF)
钢中非金属夹杂物的评定和统计 扫描电镜法
GB/T 30834 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 30834-2022 | Rating and classifying of inclusions in steel - Scanning electron microscope method | Valid |
| GB/T 30834-2014 | Standard test methods for rating and classifying inclusions in steel - Scanning electron microscope | Obsolete |
GB/T 30834-2014 is obsolete. It has been replaced by GB/T 30834-2022. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
May 6, 2014
Implementation date
April 1, 2015
Scope
GB/T 30834-2014 is the English-translated version of 钢中非金属夹杂物的评定和统计 扫描电镜法.
GB/T 30834-2014 is the Chinese national standard "Standard test methods for rating and classifying inclusions in steel - Scanning electron microscope".
It was issued on May 6, 2014 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on April 1, 2015. It is obsolete: it has been replaced by GB/T 30834-2022.
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Document preview — GB/T 30834-2014
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2014-05-06.
Date of implementation: 2015-04-01.
Status: obsolete, replaced by GB/T 30834-2022.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 18876.1-2024Standard 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 18876.2-2024Standard 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
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