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Position: Chinese Standard in English/GB/T 9440-1988
GB/T 9440-1988   Malleable iron castings (English Version)
Standard No.: GB/T 9440-1988 Status:superseded remind me the status change

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Language:English File Format:PDF
Word Count: 3000 words Price(USD):344.0 remind me the price change

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Implemented on:1989-3-1 Delivery: via email in 1 business day
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Standard No.: GB/T 9440-1988
English Name: Malleable iron castings
Chinese Name: 可锻铸铁件
Chinese Classification: J31    Casting
Professional Classification: GB    National Standard
ICS Classification: 77.140.80 77.140.80    Iron and steel castings 77.140.80
Issued by: SAC
Issued on: 1988-6-25
Implemented on: 1989-3-1
Status: superseded
Superseded by:GB/T 9440-2010 Malleable iron castings
Superseded on:2011-6-1
Superseding:GB 978-1967
GB 5679-1985
Language: English
File Format: PDF
Word Count: 3000 words
Price(USD): 344.0
Delivery: via email in 1 business day
This standard is based on ISO 5922-81 "Malleable Cast Iron". 1 Subject and the Aspects Covered This standard specifies the material, acceptance of delivery and technical specification of malleable iron castings. This standard is applicable to mold casting malleable iron castings with sand mold or heat conductivity and may be used as reference for malleable iron castings with other mold. 2 Normative References GB 5612 Code for Representing Cast Iron GB 6060.1 Roughness Comparison Specimens Cast Surfaces GB 6414 Dimensional Tolerances for Castings GB 228 Method for Tensile Test of Metal GB 231 Metallic Materials - Brinell Hardness Test GB 223.1~223.5 and GB 223.12 Methods for Chemical Analysis of Iron, Steel and Alloy JB 2122 Ferritic Malleable: Metallurgical Phase Standard GB 2828 Sampling Procedures and Tables for Lot-by-lot Inspection by Attributes 3 Terms 3.1 Malleable iron castings The malleable iron casting is high tenacity castings acquired by changing the metallographic structure or composition of white cast iron blank by graphitization or oxidation decarburization heat treatment. 3.2 Sample It refers to the casting provided to purchaser for inspection before the castings being formally put into production. 3.3 First piece The first batch of castings during formal production. 4 Classification and Grade of Malleable Cast Iron 4.1 Classification The malleable cast iron is divided into two types according to chemical composition, heat treatment process and different characteristic and metallographic structure. 4.1.1 Black heart malleable cast iron and pearlite malleable cast iron Metallographic structure of black heart malleable cast iron: mainly of ferritic matrix +group flocculent graphite.
1 Subject and the Aspects Covered 2 Normative References 3 Terms 4 Classification and Grade of Malleable Cast Iron 5 Technical Requirements 6 Test Methods 7 Inspection Rules 8 Marks and Certificates 9 Surface Protection, Package, Transport and Storage 10 Acceptance and Rejection Appendix A Malleable Iron Castings Model (Additional) Appendix B Order Requirements of Malleable Iron Castings (Informative) Additional Explanation:
Referred in GB/T 9440-1988:
*GB 5612-
*GB 6060.1-
*GB 6414-1986
*GB 228-1987
*GB 231-1984
*GB 223.1-1981
*GB 223.2-1981
*GB 223.3-1988 Methods for chemical analysis of iron, steel and alloy; The diantipyrylmethane phosphomolybdate gravimetric method for the determination of phosphorus content
*GB 223.4-1988 Methods for chemical analysis of iron, steel and alloy; The volumetric method for determination of manganese content by ammonium nitrate oxidation
*GB 223.5-1988
*GB 223.12-1991
*JB 2122-19
*GB 2828-1987
GB/T 9440-1988 is referred in:
* GB/T 5976-2006 Wire rope grips
* GB/T 5974.2-2006 Heavy thimbles for use with steel wire ropes
* GB/T 3287-2000 Malleable cast iron pipe fittings
* GB/T 20801.2-2006 Pressure Piping Code - Industrial Piping - Part 2: Materials
*GB/T 594-2008 Marine forged steel male thread stop valves
*GB/T 1241-2008 Marine forged steel male thread stop-check valves
Code of China
Standard
GB/T 9440-1988  Malleable iron castings (English Version)
Standard No.GB/T 9440-1988
Statussuperseded
LanguageEnglish
File FormatPDF
Word Count3000 words
Price(USD)344.0
Implemented on1989-3-1
Deliveryvia email in 1 business day
Detail of GB/T 9440-1988
Standard No.
GB/T 9440-1988
English Name
Malleable iron castings
Chinese Name
可锻铸铁件
Chinese Classification
J31
Professional Classification
GB
ICS Classification
Issued by
SAC
Issued on
1988-6-25
Implemented on
1989-3-1
Status
superseded
Superseded by
GB/T 9440-2010 Malleable iron castings
Superseded on
2011-6-1
Abolished on
Superseding
GB 978-1967
GB 5679-1985
Language
English
File Format
PDF
Word Count
3000 words
Price(USD)
344.0
Keywords
GB/T 9440-1988, GB 9440-1988, GBT 9440-1988, GB/T9440-1988, GB/T 9440, GB/T9440, GB9440-1988, GB 9440, GB9440, GBT9440-1988, GBT 9440, GBT9440
Introduction of GB/T 9440-1988
This standard is based on ISO 5922-81 "Malleable Cast Iron". 1 Subject and the Aspects Covered This standard specifies the material, acceptance of delivery and technical specification of malleable iron castings. This standard is applicable to mold casting malleable iron castings with sand mold or heat conductivity and may be used as reference for malleable iron castings with other mold. 2 Normative References GB 5612 Code for Representing Cast Iron GB 6060.1 Roughness Comparison Specimens Cast Surfaces GB 6414 Dimensional Tolerances for Castings GB 228 Method for Tensile Test of Metal GB 231 Metallic Materials - Brinell Hardness Test GB 223.1~223.5 and GB 223.12 Methods for Chemical Analysis of Iron, Steel and Alloy JB 2122 Ferritic Malleable: Metallurgical Phase Standard GB 2828 Sampling Procedures and Tables for Lot-by-lot Inspection by Attributes 3 Terms 3.1 Malleable iron castings The malleable iron casting is high tenacity castings acquired by changing the metallographic structure or composition of white cast iron blank by graphitization or oxidation decarburization heat treatment. 3.2 Sample It refers to the casting provided to purchaser for inspection before the castings being formally put into production. 3.3 First piece The first batch of castings during formal production. 4 Classification and Grade of Malleable Cast Iron 4.1 Classification The malleable cast iron is divided into two types according to chemical composition, heat treatment process and different characteristic and metallographic structure. 4.1.1 Black heart malleable cast iron and pearlite malleable cast iron Metallographic structure of black heart malleable cast iron: mainly of ferritic matrix +group flocculent graphite.
Contents of GB/T 9440-1988
1 Subject and the Aspects Covered 2 Normative References 3 Terms 4 Classification and Grade of Malleable Cast Iron 5 Technical Requirements 6 Test Methods 7 Inspection Rules 8 Marks and Certificates 9 Surface Protection, Package, Transport and Storage 10 Acceptance and Rejection Appendix A Malleable Iron Castings Model (Additional) Appendix B Order Requirements of Malleable Iron Castings (Informative) Additional Explanation:
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Keywords:
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