GB/T 34505-2017 English PDF

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GB/T 34505-2017: Copper and copper alloy materials -- Tensile testing at room temperature
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 34505-2017	759	Add to Cart	6 days	Copper and copper alloy materials -- Tensile testing at room temperature	Valid

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Basic data

Standard ID: GB/T 34505-2017 (GB/T34505-2017)
Description (Translated English): Copper and copper alloy materials -- Tensile testing at room temperature
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H22
Classification of International Standard: 77.040.10
Word Count Estimation: 38,397
Date of Issue: 2017-10-14
Date of Implementation: 2018-05-01
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

GB/T 34505-2017: Copper and copper alloy materials -- Tensile testing at room temperature

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Copper and copper alloy materials - Tensile testing at room temperature ICS 77.040.10 H22 National Standards of People's Republic of China Test methods for tensile testing of copper and copper alloy materials at room temperature 2017-10-14 Published 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms, definitions and symbols 1 4 principle 3 5 Sample 3 5.1 Sample classification 3 5.2 sample type and size 4 5.3 Sample Selection 8 5.4 Sample billet section and direction of interception 11 5.5 Sample Preparation 12 5.6 Sample Identification 14 6 test methods 14 6.1 Test Equipment 14 6.2 test temperature 15 6.3 Determination of the original cross-sectional area of the sample S0 15 6.4 Marking of the original gauge length L0 of the specimen 17 6.5 test force zero setting 18 6.6 Sample holding 18 6.7 Test rate 18 6.8 Determination of mechanical properties 19 7 Test results 23 7.1 Test results revise the value of 23 7.2 Test results processing 23 8 Test Report 24 Measurement Uncertainty 24 Appendix A (Informative) Determination of elongation at break less than 5% 25 Appendix B (Informative) Shift method to determine the elongation after breakage 26 Appendix C (Normative) Progressive approximation method to determine the provisions of plastic extension strength (RP) 27 Appendix D (Informative) Tension test measurement uncertainty assessment 29

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed by China Nonferrous Metals Industry Association. This standard by the National Non-ferrous Metal Standardization Technical Committee (SAC/TC243) centralized. This standard drafting unit. Chinalco Luoyang Copper Co., Ltd., Guangdong Province Industrial Analysis Center, Shaoxing City, Quality and Technical Supervision Inspection Institute, Heze Kwong Yuen Copper Belt Co., Ltd., Ningbo Xingye Shengtai Group Co., Ltd., Zhejiang Metallurgical Product Quality Inspection Station Co., Ltd., Taiyuan Jinxi Chunlei Copper Co., Ltd., Anhui Chujiang Science and Technology Co., Ltd. New Materials, Shandong Tianyuan Copper Co., Ltd., Zhejiang Naile Copper Co., Ltd. Division, Beijing Nonferrous Metal Research Institute, National Copper and Aluminum Smelting and Processing Products Quality Supervision and Inspection Center, Suzhou Nonferrous Metal Research Institute Limited the company. The main drafters of this standard. Wang Yongxiang, Wang Qingyan, Lou East Court, Huang Xianzhi, Du Xiyong, Yu Liansheng, Ma Ji Miao, Li Feng, Zheng Xiaoying, Sun Honggang, Qi Zhaojin, Liu Jinlong, Zhang Hongju, Jia Zhijun, Gu Fengxian, Zheng Yun, Han Shumin, Wang Fusheng, Wang Shidong, Qian Weifeng. Test methods for tensile testing of copper and copper alloy materials at room temperature

1 Scope

This standard specifies the principles and scope of tensile testing methods for copper and copper alloy materials at room temperature, the definition of symbols and descriptions of terms, the sample and its ruler Inch measurement, test equipment, test requirements, performance measurement, measurement results revised value and test report. This standard applies to the determination of copper and copper alloy tensile properties at room temperature. This standard does not apply to special materials, such as composite, ultrafine, ultra-thin copper and copper alloy materials such as tensile properties at room temperature.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 8170 rounded repair rules and limit values of the representation and judgment GB/T 10623 metallic materials mechanical properties test terms GB/T 12160 single axis test extensometer calibration GB/T 16825.1 static uniaxial testing machine test Part 1. Tensile and (or) pressure testing machine testing system and force measurement calibration 3 Terms, definitions and symbols 3.1 Terms and definitions GB/T 10623 defined and the following terms and definitions apply to this document. 3.1.1 Fracture When the sample occurs when the phenomenon of complete separation. 3.1.2 Extension Increment of gauge gauge Le at any given moment during the test. 3.1.3 Elongation percentageextension The extension percentage, indicated by the extensometer gauge Le. 3.1.4 Strain rate ėLe Strain increase per unit time measured with extensometer gauge Le. 3.1.5 Provisions of plastic extension strength proofstrengthofplasticextension RP ......

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