GB/T 43409-2023: Metallographic examination of carbon steel and low alloy steel castings for general engineering and structural purposes

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Scope

This document specifies the selection and preparation of metallographic examination
specimens, metallographic structure inspection, grain size determination, non-metallic
inclusion inspection, inspection of carbon steel and low alloy steel castings, as well as
the inspection report, for general engineering and structures.
This document is applicable to the metallographic examination of carbon steel and low
alloy steel castings for general engineering and structures; the metallographic
examination of carbon steel and low alloy steel castings for other engineering and
structures can make reference to this document.

Basic Data

Standard ID	GB/T 43409-2023 (GB/T43409-2023)
Description (Translated English)	Metallographic examination of carbon steel and low alloy steel castings for general engineering and structural purposes
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J31
Classification of International Standard	77.140.80
Word Count Estimation	30,328
Date of Issue	2023-11-27
Date of Implementation	2023-11-27
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration