GB/T 20564.11-2017 PDF English
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| GB/T 20564.11-2017 | English | 135 |
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Continuously Cold Rolled High Strength Steel Sheet and Strip for Automobile - Part 11: Carbon Manganese Steel
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GB/T 20564.11-2017: Continuously Cold Rolled High Strength Steel Sheet and Strip for Automobile - Part 11: Carbon Manganese Steel
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT20564.11-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 77.140.50
H 46
Continuously Cold Rolled High Strength
Steel Sheet and Strip for Automobile –
Part 11. Carbon Manganese Steel
Issued on: SEPTEMBER 7, 2017
Implemented on: JUNE 1, 2018
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration of PRC.
3. No action is required - Full-copy of this standard will be automatically &
immediately delivered to your EMAIL address in 0~60 minutes.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Terms and Definitions ... 5
4 Classification and Grade Expression Method ... 6
5 Ordering Contents ... 7
6 Dimension, Shape and Weight ... 7
7 Technical Requirements ... 7
8 Test Methods ... 10
9 Inspection Rules ... 10
10 Package, Marking and Quality Certificate ... 11
Appendix A (Informative) Chemical Compositions of Steel ... 12
Appendix B (Informative) Approximate Comparison between National and
International Grades ... 13
Foreword
GB/T 20564 Continuously Cold Rolled High Strength Steel Sheet and Strip can be
divided into the following 11 parts.
--- Part 1. Brake Hardening Steel;
--- Part 2. Dual Phase Steel;
--- Part 3. High Strength Interstitial Free Steel;
--- Part 4. High Strength Low Alloy Steel;
--- Part 5. Isotropic Steel;
--- Part 6. Transformation Induced Plasticity Steel;
--- Part 7. Martensitic Steel;
--- Part 8. Complex Phase Steel;
--- Part 9. Quenching and Partitioning Steel;
--- Part 10. Twinning Induced Plasticity Steel;
--- Part 11. Carbon Manganese Steel.
This Part belongs to Part 11 of GB/T 20564.
This Part was drafted as per the rules specified in GB/T 1.1-2009.
This Part was proposed by China Iron and Steel Association.
This Part shall be under the jurisdiction of National Technical Committee for
Standardization of Steel (SAC/TC 183).
Drafting organizations of this Part. China Metallurgical Information and Standardization
Institute, and Angang Steel Co., Ltd.
Chief drafting staffs of this Part. Wang Haiquan, Liu Jun, Zhang Weixu, Su Haolu, Tang
Mu, Li Qian, Shi Li, Lin Zhifeng, Jiang Guangrui, and Liu Libin.
Continuously Cold Rolled High Strength
Steel Sheet and Strip for Automobile –
Part 11. Carbon Manganese Steel
1 Scope
This Part of GB/T 20564 specifies the terms and definitions, classification and grade
expression method, ordering content, dimension, shape, weight, technical
requirements, test methods, inspection rules, package, marking and quality certificate
of cold rolled carbon manganese high strength steel sheet and strip.
This Part is applicable to the steel sheet and strip with thickness of 0.50mm ~ 3.00mm
for manufacturing automotive structural parts (hereinafter referred to as “steel sheet
and strip”).
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB/T 223.9 Iron, Steel and Alloy - Determination of Aluminium Content - Chrom
Azurol S Photometric Method
GB/T 223.59 Iron, Steel and Alloy - Determination of Phosphorus Content -
Bismuth Phosphomolybdate Blue Spectrophotometric Method and Antimony
Phosphomolybdate Blue Spectrophotometric Method
GB/T 223.63 Methods for Chemical Analysis of Iron, Steel and Alloy - The
Sodium(Potassium)Periodate Photometric Method for the Determination of
Manganese Content
GB/T 223.68 Methods for Chemical Analysis of Iron, Steel and Alloy - The
Potassium Iodate Titration Method after Combustion in the Pipe Furnace for the
Determination of Sulfur Content
GB/T 223.69 Iron, Steel and Alloy - Determination of Carbon Contents - Gas-
volumetric Method after Combustion in the Pipe Furnace
GB/T 228.1-2010 Metallic Materials - Tensile Testing - Part 1. Method of Test at
Room Temperature
GB/T 247 General Rule of Acceptance, Package, Mark and Certification for Steel
Sheet and Strip
GB/T 708 Dimension, Shape, Weight, and Tolerance for Cold-Rolled Steel Plate
GB/T 2523 Measuring Method of Surface Roughness and Peak Count for Cold-
Rolled Metal Sheet (Strip)
GB/T 2975 Steel and Steel Products - Location and Preparation of Test Pieces for
Mechanical Testing
GB/T 4336 Carbon and Low-Alloy Steel - Determination of Multi-Element Contents
-Spark Discharge Atomic Emission Spectrometric Method (Routine Method)
GB/T 8170 Rules of Rounding off for Numerical Values & Expression and
Judgement of Limiting Values
GB/T 17505 Steel and Steel Products - General Technical Delivery Requirements
GB/T 20066 Steel and Iron - Sampling and Preparation of Samples for the
Determination of Chemical Composition
GB/T 20123 Steel and Iron - Determination of Total Carbon and Sulfur Content
Infrared Absorption Method after Combustion in an Induction Furnace (Routine
Method)
GB/T 20125 Low-Alloy Steel - Determination of Multi-Element Contents -
Inductively Coupled Plasma Atomic Emission Spectrometric Method
GB/T 20126 Unalloyed Steel - Determination of Low Carbon Content - Part 2.
Infrared Absorption Method after Combustion in an Induction Furnace (with
Preheating)
3 Terms and Definitions
The following terms and definitions are applicable to this document.
3.1 Carbon manganese steel
On the basis of low carbon steel, take carbon, manganese, etc. as the major solid
solution strengthening elements; the microstructure consists of ferrite and small
amount of pearlite.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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