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GB/T 21834-2008: Medium and low alloy steel -- Determination of the distribution of multi-element contents -- Original position statistic distribution analysis method
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 21834-2008 | English | 349 |
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Medium and low alloy steel -- Determination of the distribution of multi-element contents -- Original position statistic distribution analysis method
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GB/T 21834-2008
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Basic data | Standard ID | GB/T 21834-2008 (GB/T21834-2008) | | Description (Translated English) | Medium and low alloy steel -- Determination of the distribution of multi-element contents -- Original position statistic distribution analysis method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | H11 | | Classification of International Standard | 77.080.20 | | Word Count Estimation | 15,147 | | Date of Issue | 2008-05-13 | | Date of Implementation | 2008-11-01 | | Quoted Standard | GB/T 4236; YB/T 4002; YB/T 4003 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.8 (Total No.121) | | 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 determination of the statistical distribution of carbon in situ metal analysis, distribution bell and other ingredients, silicon, manganese, phosphorus, sulfur, chromium, Nickel, copper, titanium, niobium, molybdenum, vanadium. This standard applies to the determination of the cross section containing the length of 30 mm to 120 mm, a width of 30 mm to 120 mm rectangular or square area, high- low alloy steel for the bulk samples of 10 mm to 50 mm. General analysis of the largest area of not more than 6400m meters, analysis does not exceed the maximum length of 120 mm. | GB/T 21834-2008: Medium and low alloy steel -- Determination of the distribution of multi-element contents -- Original position statistic distribution analysis method
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Medium and low alloy steel. Determination of the distribution of multi-element contents. Original position statistic distribution analysis method
ICS 77.080.20
H11
National Standards of People's Republic of China
Determination of low-alloy steel multi-element distribution of
Metal position statistic distribution analysis
Posted 2008-05-13
2008-11-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was first formulated.
The Standard Appendix A, Appendix B, Appendix C is a normative appendix.
The standard proposed by China Iron and Steel Association.
This standard is under the jurisdiction of the National Steel Standardization Technical Committee.
This standard is drafted by. China Iron and Steel Research Institute Group, Baosteel, Tangshan Iron & Steel Co., Maanshan Iron & Steel
Co., Ltd., Shougang, Jinan Iron and Steel Co., Ltd., Tianjin Seamless Steel Tube Plant, Tianjin-day Iron Metallurgy Group Co., Ltd.
Hunan Valin Xiangtan Iron & Steel Co., Ltd.
The main drafters of this standard. LI Mei-ling, Chen Jiwen, Wang Hui, Zhang Xiuxin, Wu Chao, Guyun Hai, Wang Haizhou.
Determination of low-alloy steel multi-element distribution of
Metal position statistic distribution analysis
Warning. Use of this standard shall have a person experiences regular lab work. This standard does not point out all possible security issues.
Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.
1 Scope
This standard specifies the determination of carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel, copper, titanium, niobium, molybdenum, vanadium, aluminum and other metal components in situ statistical distribution analysis
Distribution.
This standard applies to the determination of the cross-section comprising a length of 30mm ~ 120mm, width of 30mm ~ 120mm square or rectangular area
Field, high to low alloy steel sample block of 10mm ~ 50mm. General analysis of the area does not exceed the maximum 6400mm2, analysis length maximum
Not more than 120mm. Quantitative determination of the elements range in Table 1.
Table 1
Measuring element Measuring range (mass fraction) /%
Carbon 0.01 to 1.5
Silicon 0.01 to 1.5
Manganese 0.005 to 2.5
P 0.005 to 0.15
Sulfur 0.002 ~ 0.07
Chromium 0.01 to 5
Nickel 0.01 to 5.0
Copper 0.01 to 1.5
Titanium 0.005 to 1.0
0.01 to 1.0 niobium
Molybdenum 0.01 to 1.0
Vanadium 0.01 to 1.0
Aluminum 0.005 to 1.0
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
Sulfur print test method GB/T 4236 Steel
YB/T 4002 continuous casting billet macrostructure and defect Fig.
YB/T 4003 slab continuous casting macrostructure and defect Fig.
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