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GB/T 3190-2020 PDF English

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GB/T 3190-2020: Chemical Composition of Wrought Aluminum and Aluminum Alloys
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GB/T 3190: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] deliveryName of Chinese StandardStatus
GB/T 3190-2020English205 Add to Cart 0-9 seconds. Auto-delivery Chemical Composition of Wrought Aluminum and Aluminum Alloys Valid
GB/T 3190-2008English85 Add to Cart 0-9 seconds. Auto-delivery Wrought aluminium and aluminium alloy -- Chemical composition Obsolete
GB/T 3190-1996English679 Add to Cart 5 days Wrought aluminium and aluminium alloys--Chemical composition limits Obsolete
GB 3190-1982English85 Add to Cart 0-9 seconds. Auto-delivery Chemical composition of wrought aluminum and aluminum alloys designation Obsolete

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GB/T 3190-2020: Chemical Composition of Wrought Aluminum and Aluminum Alloys

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NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 77.150.10 H 60 Replacing GB/T 3190-2008 Chemical Composition of Wrought Aluminum and Aluminum Alloys Issued on: MARCH 31, 2020 Implemented on: FEBRUARY 1, 2021 Issued by. State Administration for Market Regulation; Standardization Administration of the People’s Republic of China.

Table of Contents

Foreword... 3 1 Scope... 5 2 Normative References... 5 3 Requirements... 5 4 Others... 8 Appendix A (normative) Designations and Chemical Compositions of Inactive Alloys... 47 Appendix B (informative) A Comparison Table of Character Designations Involved in Table 3 and Their Previously Used Designations... 51

Foreword

This Standard was drafted in accordance with the rules in GB/T 1.1-2009. This Standard serves as a replacement of GB/T 3190-2008 Wrought Aluminum and Aluminum Alloy - Chemical Composition. In comparison with GB/T 3190-2008, apart from editorial modifications, the main technical changes are as follows. ---Normative References are modified (see Chapter 2; Chapter 2 of Version 2008); ---In the table of International Four-digit Designations and Chemical Composition, 79 designations are added; 6 designations are deleted (see 3.1.1; 3.1.1 of Version 2008); ---In the table of Domestic Four-character Designations and Chemical Composition, 29 designations are added; Designation - 2A97 is deleted (see 3.1.1; 3.1.1 of Version 2008); ---The header of the table of International Four-digit Designations and Chemical Composition and the table of Domestic Four-character Designations and Chemical Composition is modified; eight element columns are added. “Ag”, “B”, “Bi”, “Ga”, “Li”, “Pb”, “Sn” and “V” (see 3.1.1; 3.1.1 of Version 2008); ---The control requirements for aluminum and aluminum alloy materials for packaging are added (see 3.1.5); ---The requirements for sampling are modified (see 3.2; 3.2 of Version 2008); ---The requirements for component analysis are modified (see 3.3; 3.3 of Version 2008); ---The designations and chemical compositions of inactive alloys are added (see Appendix A); ---A Comparison Table of Previously Used Designations is modified (see Appendix B; Appendix A of Version 2008). This Standard was proposed by China Nonferrous Metals Industry Association. This Standard shall be under the jurisdiction of National Technical Committee 243 on Nonferrous Metals of Standardization Administration of China (SAC/TC 243). The drafting organizations of this Standard. Northeast Light Alloy Co., Ltd.; China Nonferrous Metals Techno-Economic Research Institute; Shandong Nanshan Aluminum Co., Ltd.; GRINM Group Corporation Limited; Xiamen Xiashun Holdings Limited; Guangdong Haomei New Materials Co., Ltd.; Xingfa Aluminum Holdings Limited; Fujian Nanping Aluminum Co., Ltd.; Southwest Aluminum (Group) Co., Ltd.; Guangdong JMA Aluminum Group; Guangdong Huachang Aluminum Factory Co., Ltd.; Ningbo Branch of China Academy of Ordnance Science; CHALCO RUIMIN Co., Ltd.; Xinjiang Joinworld Company Limited; Northwest Aluminum Corporation Limited; LongKou Conglin Aluminum Co., Ltd.; Fujian MINFA Aluminum Co., Ltd.; Shandong YANCONLA Co., Ltd. The main drafters of this Standard. Ma Yue, Wu Xinfeng, Lv Xinyu, Gu Liu, Zhao Yongjun, Li Xiwu, Wang Qiang, Tian Xiaomei, Zhou Chunrong, Zhang Hongliang, Yin Yunxia, Liu Shilei, Chen Lei, Sun Haibo, Chen Wensi, Liu Quanquan, Shi Guishan, Xu Shiguang, Tang Xingyu, Zhou Guxin, Chuang Hongyu, Lin Meiqin, Yan Lizhen, He Xinguang, Wang Shouye, Su Zhenjia, Huang Changyuan, Han Zhengqian. The issuing of the previous versions of the standard replaced by this Standard is as follows. ---GB/T 3190-1982, GB/T 3190-1996, GB/T 3190-2008. Chemical Composition of Wrought Aluminum and Aluminum Alloys

1 Scope

This Standard stipulates the chemical composition of wrought aluminum and aluminum alloys. This Standard is applicable to aluminum and aluminum alloy processed products (sheets, strips, foils, pipes, rods, profiles, wires and forgings, etc.) manufactured by the method of pressure machining, as well as the ingots and billets used.

2 Normative References

The following documents are indispensable to the application of this document. In terms of references with a specified date, only versions with a specified date are applicable to this document. In terms of references without a specified date, the latest version (including all the modifications) is applicable to this document. GB/T 7999 Optical Emission Spectrometric Analysis Method of Aluminum and Aluminum Alloys GB/T 8170 Rules of Rounding off for Numerical Values & Expression and Judgement of Limiting Values GB/T 16474 Designation System for Wrought Aluminum and Aluminum Alloy GB/T 17432 Methods for Sampling for Analyzing the Chemical Composition of Wrought Aluminum and Aluminum Alloys GB/T 20975 (all parts) Methods for Chemical Analysis of Aluminum and Aluminum Alloys GB/T 27675 Designation System for Aluminum and Aluminum Alloys Composite Sheets, Strips and Foils YS/T 870 Chemical Analysis of High Purity Aluminum - Determination of Trace Impurities - Inductively Coupled Plasma Mass Spectrometry

3 Requirements

3.1 Chemical Composition 3.1.1 The designation system for wrought aluminum and aluminum alloys shall comply with the stipulations of GB/T 16474.The chemical composition of wrought aluminum and aluminum alloys shall comply with the stipulations of Table 2, Table 3 and Table A.1.In Table 2, Table 3 and Table A.1, the expression of limit value shall comply with the stipulations in Table 1. Table 1 -- Expression of Element Limit Value 3.1.2 The designation system for composite materials shall comply with the stipulations of GB/T 27675, among which, the chemical composition of aluminum alloy materials shall comply with the stipulations of this Standard. 3.1.3 Aluminum and aluminum alloy materials used for the food industry shall control 3.1.4 Aluminum and aluminum alloy materials used for the electrical and electronic equipment industry shall control 3.1.5 Aluminum and aluminum alloy materials used for packaging shall control 3.2 Sampling The sampling for the analysis of chemical composition shall comply with the stipulations of GB/T 17432. 3.3 Component Analysis Element Limit Value Expression of Limit Value a 3.3.1 Merely conduct routine analysis on the elements specified in the values other than “Al” and “Others” in Table 2, Table 3 and Table A.1.When it is suspected that the mass fraction of non-routine analysis elements exceeds the limits of this Standard, the producer shall analyze these elements. 3.3.2 The chemical composition analysis method in Table 2, Table 3 and Table A.1 shall comply with the stipulations of GB/T 20975, GB/T 7999 or YS/T 870.In terms of designations whose “Co” element content is less than 0.005%, or, designations whose “Al” element content is not less than 99.90%, the arbitration analysis of chemical composition shall adopt the method specified by YS/T 870.The arbitration analysis of “O” element content may also be determined through negotiation between the demand-side and the supply-side. The arbitration analysis of the remaining chemical compositions shall adopt the method specified by GB/T 20975. 3.3.3 When calculating “the sum” of “others” in Table 2, Table 3 and Table A.1, before the summation, the various element analysis values shall be expressed to 0.XX%. 3.3.4 In Table 2, Table 3 and Table A.1, “Al” element content which is ≥ 99.00% shall be determined through the method of calculation.

4 Others

4.1 The designations and chemical compositions of inactive alloys are shown in Appendix A. 4.2 Please refer to Appendix B for the comparison relationship of four-character designations and previously used designations.

Appendix A

(normative) Designations and Chemical Compositions of Inactive Alloys The designations and chemical compositions of inactive alloys are shown in Table A.1.

Appendix B

(informative) A Comparison Table of Character Designations Involved in Table 3 and Their Previously Used Designations A comparison table of character designations involved in Table 3 and their previously used designations is shown in Table B.1. ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.


      

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