GB/T 9439-2010

Abolished

Grey iron castings

灰铸铁件

Standard Type

GBT

ICS

77.080.10

CCS

J31

Status

Abolished

Issue Date

2010-09-26

Implementation

2011-02-01

Centralized Committee

国家标准委

Issuing Authority

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

GB/T 9439-2010 specifies the technical requirements, test methods, inspection rules, and marking for grey iron castings. It is applied in the manufacturing of general engineering components such as machine tool beds, engine blocks, and pump housings where good castability, wear resistance, and vibration damping are needed. This standard is primarily used by foundries and quality inspection departments in China for production and acceptance of grey iron castings.

Related Standards

GB/T 222-2006 Permissible tolerances for chemical composition of steel products GB/T 9971-2004 Pure iron for raw material GB/T 4223-2004 Iron and steel scraps GB/T 718-2005 Foundry pig iron GB/T 1412-2005 Pig iron used for spheroidal graphite cast iron GB/T 4186-2002 Molybdenum-tungsten alloy rods GB/T 4184-2002 Tungsten-rhenium alloy wires GB/T 18255-2000 Coking viscous oil products--Determination ofdistillation range

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.