YS/T 260-2016 English PDF

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YS/T 260-2016: Copper-beryllium master alloy ingot
Status: Valid

YS/T 260: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YS/T 260-2016	139	Add to Cart	3 days	Copper-beryllium master alloy ingot	Valid
YS/T 260-2004	239	Add to Cart	3 days	Copper-beryllium master alloy ingot	Obsolete
YS/T 260-1994	199	Add to Cart	2 days	(Beryllium copper master alloy ingot)	Obsolete

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Basic data

Standard ID: YS/T 260-2016 (YS/T260-2016)
Description (Translated English): Copper-beryllium master alloy ingot
Sector / Industry: Nonferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H62
Classification of International Standard: 77.120.30
Word Count Estimation: 6,632
Date of Issue: 2016-04-05
Date of Implementation: 2016-09-01
Older Standard (superseded by this standard): YS/T 260-2004
Regulation (derived from): The Ministry of Industry and Notice No. 2016 in 2016; the industry standard for the record 2016 No. 6
Issuing agency(ies): Ministry of Industry and Information Technology

YS/T 260-2016: Copper-beryllium master alloy ingot

---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-beryllium master alloy ingot ICS 77.150.30 H62 People's Republic of China Nonferrous Metals Industry Standard Replacing YS/T 260-2004 Copper beryllium alloy ingot 2016-04-05 release 2016-09-01 implementation Issued by the Ministry of Industry and Information Technology of the People's Republic of China

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces YS/T 260-2004 "copper beryllium alloy ingot". Compared with YS/T 260-2004, the main changes of this standard are as follows. --- increase the CuBe-3 grade, Be content of 3.00% ~ 3.50%, impurity Fe content of not more than 0.11%, Si content does not exceed 0.11%, Al content of not more than 0.11%, Pb content of not more than 0.002%, P content of not more than 0.007%. --- modified 3.3, added Figure 1 and Table 2. --- modified 5.4.3, added Figure 2. --- Added "ingot and ingot test method for copper beryllium alloy ingot." This standard is proposed by the National Committee for Standardization of Nonferrous Metals (SAC/TC243). The drafting unit. Hunan Shuikoushan Nonferrous Metals Group Co., Ltd. The main drafters of this standard. Yuan Peixin, He Congxing, Jiang Dongsheng, He Yuliang, Xie Lecheng. This standard replaced the previous version of the standard release. --- YB853-1975; --- GB/T 6897-1986; YS/T 260-1994, YS/T 260-2004. Copper beryllium alloy ingot

1 Scope

This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation, storage and quality certificates of copper beryllium alloy ingot And the order (or contract) content. This standard applies to the production of copper beryllium alloy ingot. Mainly used for beryllium bronze processing materials and electronic components production.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Representation and Judgment of Numerical Correction Rule and Limit Value of GB/T 8170 Standard analysis method for copper - beryllium alloy YS/T 470 (all parts)

3 request

3.1 Product Classification Copper beryllium alloy ingot is divided into three grades according to the chemical composition. CuBe-1, CuBe-2, CuBe-3. 3.2 Chemical composition 3.2.1 copper beryllium alloy ingot chemical composition should be consistent with the provisions of Table 1. Table 1 Chemical composition of copper beryllium alloy ingot Grade chemical composition Main component (mass fraction) /% Impurity composition (mass fraction) /%, not more than Cu Be Fe Si Al Pb P CuBe-1 balance 3.85 to 4.10 0.11 0.11 0.11 0.002 0.007 CuBe-2 balance 3.50 to 3.85 0.11 0.11 0.11 0.002 0.007 CuBe-3 Balance 3.00 to 3.50 0.11 0.11 0.11 0.002 0.007 3.2.2 beryllium content and impurity content are measured, the copper content of 100% minus the beryllium content and the impurities listed in Table 1 measured total And the margin. 3.2.3 demand side of the copper beryllium alloy ingot chemical composition of the special requirements, the two sides agreed by the supply and demand. 3.3 ingots and ingots 3.3.1 copper beryllium alloy ingot for the long trapezoidal trapezoidal, the outline of the figure shown in Figure 1. ......

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