GB/T 9440-2010: Malleable iron castings

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Scope

This Standard specifies the classification and designation, technical requirements, test methods,
inspection rules, marking of castings, surface protection, packaging, storage and transportation
requirements for malleable iron castings.
This Standard is applicable to malleable iron castings cast in sand molds or molds with thermal
conductivity equivalent to those of sand molds.
Malleable iron castings cast in other molds may also take this Standard as a reference.

Basic Data

Standard ID	GB/T 9440-2010 (GB/T9440-2010)
Description (Translated English)	Malleable iron castings
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J31
Classification of International Standard	77.140.80
Word Count Estimation	10,127
Date of Issue	2010-12-23
Date of Implementation	2011-06-01
Older Standard (superseded by this standard)	GB/T 9440-1988
Quoted Standard	GB/T 223.12; GB/T 223.59; GB/T 223.60; GB/T 223.63; GB/T 223.68; GB/T 223.69; GB/T 228; GB/T 231.1; GB/T 1031; GB/T 1958; GB/T 4336; GB/T 5612; GB/T 6060.1; GB/T 6414; GB/T 11351; GB/T 25746; JB/T 5105
Adopted Standard	ISO 5922-2005, MOD
Regulation (derived from)	National Standard Approval Announcement 2010 No.10 (Total No.165)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the classification of malleable iron and grades, technical requirements, test methods, inspection rules, castings identity, surface protection, packaging and storage requirements. This standard applies to sand or sand equivalent thermal conductivity of the mold and the casting of malleable iron. Other cast malleable cast iron can also refer to the use.