GB/T 39153-2020 English PDF

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GB/T 39153-2020: Metastable decomposition strengthened Cu-Ni-Sn alloy rod
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39153-2020	189	Add to Cart	3 days	Metastable decomposition strengthened Cu-Ni-Sn alloy rod	Valid

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Basic data

Standard ID: GB/T 39153-2020 (GB/T39153-2020)
Description (Translated English): Metastable decomposition strengthened Cu-Ni-Sn alloy rod
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H62
Classification of International Standard: 77.150.30
Word Count Estimation: 10,140
Date of Issue: 2020-10-11
Date of Implementation: 2021-09-01
Regulation (derived from): National Standard Announcement No. 21 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39153-2020: Metastable decomposition strengthened Cu-Ni-Sn alloy rod

---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.
Metastable decomposition strengthened Cu-Ni-Sn alloy rod ICS 77.150.30 H62 National Standards of People's Republic of China Metastable decomposition strengthened copper-nickel-tin alloy bar 2020-10-11 released 2021-09-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by China Nonferrous Metals Industry Association. This standard is under the jurisdiction of the National Nonferrous Metals Standardization Technical Committee (SAC/TC243). Drafting organizations of this standard. Suzhou Jinjiang Copper Co., Ltd., Non-ferrous Metal Technology and Economic Research Institute. The main drafters of this standard. Han Tan, Yang Lijuan, Han Zhiwei, Guo Li, Zhou Ameng. Metastable decomposition strengthened copper-nickel-tin alloy bar

1 Scope

This standard specifies the classification and marking, technical requirements, test methods, inspection rules, and standards for metastable decomposition strengthened copper-nickel-tin alloy bars. The contents of the log, packaging, transportation, storage, quality certificate and purchase order (or contract). This standard applies to high-strength, high-elasticity copper-nickel-tin alloy round rods (hereinafter referred to as rods) for elastic sensitive components.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 230.1 Rockwell Hardness Test of Metallic Materials Part 1.Test Method GB/T 3310 Ultrasonic flaw detection method for copper and copper alloy bars GB/T 5121 (all parts) Methods for chemical analysis of copper and copper alloys GB/T 8170 Numerical rounding rules and the expression and determination of limit values GB/T 8888 Packaging, marking, transportation, storage and quality certificate of heavy non-ferrous metal processing products GB/T 26303.2 Copper and copper alloy processed material outline dimension test method Part 2.Rod, wire, profile GB/T 29997-2013 Copper and copper alloy rod and wire eddy current flaw detection method GB/T 34505-2017 Room temperature tensile test method for copper and copper alloy materials YS/T 336 Copper, nickel and its alloy pipe and bar fracture inspection method YS/T 482 Copper and copper alloy analysis method photoelectric emission spectrometry YS/T 483 Copper and copper alloy analysis method X-ray fluorescence spectrometry (wavelength dispersion type) YS/T 668 Copper and copper alloy physical and chemical testing sampling method

3 Classification and marking

3.1 Product Classification The brand, code, state and specification of the bar shall meet the requirements of Table 1. ......

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