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GB/T 2059-2017 English PDF (GBT2059-2017)

GB/T 2059-2017 English PDF (GBT2059-2017)

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GB/T 2059-2017: Copper and copper alloy strip

This Standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, storage, quality certificates and order (or contract) contents of copper and copper alloy strips. This Standard applies to wrought copper and copper alloy strips for general purpose.
GB/T 2059-2017
GB
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
ICS 77.150.30
H 62
Replacing GB/T 2059-2008
Copper and copper alloy strip
ISSUED ON. MAY 31, 2017
IMPLEMENTED ON. DECEMBER 1, 2017
Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the PEOPLE Republic of China;
Standardization Administration of the PEOPLE Republic of
China.
3. No action is required - Full-copy of this standard will be automatically and immediately delivered to your EMAIL address in 0~60 minutes.
Table of Contents
Foreword ... 3
1 Scope ... 5
2 Normative references ... 5
3 Requirements... 6
4 Test method ... 15
5 Inspection rules ... 16
6 Marking, packaging, transportation, storage and quality certificate ... 18 7 Order (or contract) content ... 18
Foreword
This Standard is drafted in accordance with the rules given in GB/T 1.1-2009. This Standard replaces GB/T 2059-2008 ?€?Sheet of copper and copper strip?€?. Compared with GB/T 2059-2008, the main changes in this Standard are as follows. - ADD the code name of copper and copper alloys;
- MODIFY the designation and state of alloys;
- ADD 3 designations, i.e. H66, BZn18-18 and BZn18-26, and the corresponding requirements;
- ADD H08 state to designation QSn8-0.3;
- MODIFY the thickness and width range of some strips;
- MODIFY the mechanical property of some strips;
- DELETE the provisions of Rockwell hardness (HRB);
- MODIFY the ?€?Dimension measurement method?€? TO ?€?The test method for
dimension of strips is in accordance with the provisions of GB/T 26303.3?€?; - ADD the reference to YS/T 482 ?€?Methods for analysis of copper and copper alloys - The atomic emission spectrometry?€? and YS/T 483 ?€?Methods for analysis of copper and copper alloys - X-Ray fluorescence spectrometric (wavelength dispersive)?€?;
- MODIFY the tensile test sample number according to the provisions of GB/T 228.1-2010;
- ADD the provision of ?€?The sampling method shall comply with the provisions of YS/T 668; the sample for mechanical properties and process performance shall be prepared according to the provisions of YS/T 815?€?;
- ADD the provisions of the sampling direction of strips for bend test. This Standard is proposed by China Nonferrous Metals Industry Association. The Standard is under the jurisdiction of National Technical Committee on Nonferrous Metals of Standardization Administration of China (SAC/TC 243).
Drafting organizations of this Standard. Chinalco Luoyang Copper Co., Ltd., Ningbo Xingye Shengtai Group Co., Ltd., Anhui Truchum Advanced Materials and Technology Co., Ltd., Taiyuan Jinxi Chunlei Copper Co., Ltd., Tongling Jinvi Copper Co., Ltd., Copper and copper alloy strip
1 Scope
This Standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, storage, quality certificates and order (or contract) contents of copper and copper alloy strips.
This Standard applies to wrought copper and copper alloy strips for general purpose (hereinafter referred to as strips).
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the dated edition cited applies. For undated references, the latest edition of the referenced document (including all amendments) applies.
GB/T 228.1-2010 Metallic materials - Tensile testing - Part 1. Method of test at room temperature
GB/T 232 Metallic materials - Bend test
GB/T 351 Metallic materials - Resistivity measurement method
GB/T 4340.1 Metallic materials - Vickers hardness test - Part 1. Test method GB/T 5121 (all parts) Methods for chemical analysis of copper and copper alloys GB/T 5231 Designation and chemical composition of wrought copper and copper alloys
GB/T 6147 Test method for thermoelectric power of precision resistance alloys GB/T 6148 Test method for temperature-resistance coefficient of precision resistance alloys
GB/T 8888 Wrought heavy non-ferrous metal products - Packing, marking,
transportation, storing and certificate of quality
GB/T 17793 Wrought copper and copper alloy plate, sheet and strip for general purposes - Dimensions and tolerances
GB/T 26303.3 Measuring methods for dimensions and shapes of wrought copper and copper alloys - Part 3. Sheets and strips
YS/T 347 Copper and copper alloys - Estimation of average grain size
YS/T 478 The method for electrical conductivity measurement of copper and copper alloys by use of eddy current
YS/T 482 Methods for analysis of copper and copper alloys - The atomic emission spectrometry
YS/T 483 Methods for analysis of copper and copper alloys - X-Ray fluorescence spectrometric (wavelength dispersive)
YS/T 668 The sampling method of physical and chemical testing for copper and copper alloys
YS/T 815 Preparation method of test pieces for mechanical and technological properties of copper and copper alloys
3 Requirements
3.1 Product classification
3.1.1 Designation, state and specification
The designation, state and specification of strips shall comply with the provisions of Table 1.
Strip GB/T 2059-H62 H02 high-0.8 ?? 200
or strip GB/T 2059-T27600 H02 high-0.8 ?? 200
3.2 Chemical composition
The chemical composition of strips shall comply with the corresponding provisions in GB/T 5231.
3.3 Dimension and its allowable deviation
The dimension and its allowable deviation of strips shall comply with the corresponding provisions in GB/T 17793. The dimension and its allowable deviation exceeding the range of GB/T 17793 shall be determined by negotiation between the supply and demand parties.
3.4 Mechanical properties
The mechanical properties of strips at room temperature shall comply with the provisions of Table 2.
thickness of strips exceed the allowable deviation. Defects such as mild oxidation color, oil stains, water stains and chromatic aberration that do not affect the use will not be used as the basis for discard.
4 Test method
4.1 Chemical composition
The analysis method for the chemical composition of strips shall comply with the provisions of GB/T 5121 (all parts) or YS/T 482 or YS/T 483. The arbitration analysis method for the chemical composition shall comply with the provisions of GB/T 5121 (all parts).
4.2 Dimension and its allowable deviation
The test method for the dimension and its allowable deviation of strips shall comply with the provisions of GB/T 26303.3. The thickness of strips shall be measured at a distance of ??? 5 mm form the edge when the width of strips is > 100 mm; and measured at a distance of ??? 3 mm form the edge when the width of strips is ??? 100 mm. Beyond the measurement range, the excessive thickness deviation will not be used as the basis for discard.
4.3 Mechanical properties
The tensile test method for strips shall comply with the provisions of GB/T 228.1-2010. The samples shall comply with the provisions of P02 in Table B.1 of Annex B, GB/T 228.1-2010. The Vickers hardness test shall be carried out according to the provisions of GB/T 4340.1.
4.4 Bend test
The bend test method for strips shall comply with the provisions of GB/T 232. 4.5 Electrical properties
4.5.1 The test method for resistivity of strips shall comply with the provisions of GB/T 351 or YS/T 478, and the arbitration shall comply with the provisions of GB/T 351. 4.5.2 The test method for resistance temperature coefficient of strips shall comply with the provisions of GB/T 6148.
4.5.3 The test method for thermo-electromotive force strips shall comply with the provisions of GB/T 6147.
4.6 Grain size
The test method for grain size of strips shall comply with the provisions of YS/T 347. 4.7 Surface quality
The surface quality of strips shall be inspected visually.
5 Inspection rules
5.1 Inspection and acceptance
5.1.1 The strips shall be inspected by the technical supervision department of the supply party, to ensure that the product quality comply with the provisions of this Standard (or the order contract); the quality certificate shall be filled. 5.1.2 The demand party shall re-inspect the products received in accordance with the provisions of this Standard and the order (or contract). If the re-inspection result is inconsistent with the provisions of this Standard and the order (or contract), the demand party shall notify the supply party in paper form, to settle this issue through negotiation between the supply and demand parties. The objection about surface quality and dimensional deviation shall be raised within 1 month after receiving the products; other objection about quality shall be raised within 3 months after receiving the products. If arbitration is required, arbitration sampling will be conducted at the demand party?€?s jointly by the supply and demand parties.
5.2 Batching
The strips shall be submitted for acceptance in batches, AND each batch shall be composed of the same designation, state and specification. The weight of each batch shall generally be not more than 4 500 kg (if the batc...

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