GB/T 9441-2021: Metallographic test method for spheroidal graphite cast iron

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Scope

This Document specifies the nodularity calculation, metallographic sample preparation,
inspection rules, inspection items and rating charts, result representation and inspection report
of spheroidal graphite cast iron.

Basic Data

Standard ID	GB/T 9441-2021 (GB/T9441-2021)
Description (Translated English)	Metallographic test method for spheroidal graphite cast iron
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J31
Word Count Estimation	51,521
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration