GB/T 26867-2011 English PDF

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GB/T 26867-2011: Specification for CuCr electrical contact
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 26867-2011	229	Add to Cart	3 days	Specification for CuCr electrical contact	Valid

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Basic data

Standard ID: GB/T 26867-2011 (GB/T26867-2011)
Description (Translated English): Specification for CuCr electrical contact
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K14
Classification of International Standard: 29.120.99
Word Count Estimation: 10,177
Date of Issue: 2011-07-29
Date of Implementation: 2011-12-01
Quoted Standard: GB/T 2828.1-2003; GB/T 5587-2003; GB/T 26871-2011; JB/T 5351; JB/T 8443.1; JB/T 8443.2
Regulation (derived from): Announcement of Newly Approved National Standards No. 12 of 2011
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
Summary: This standard specifies the electrical contacts of the copper-chromium symbols and labeling methods, requirements, test methods, inspection rules, marking, packaging, transport and storage of materials. This standard applies to the vacuum interrupter electrical contact with copper chromium product inspection and acceptance.

GB/T 26867-2011: Specification for CuCr electrical contact

---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.
Specification for CuCr electrical contact ICS 29.120.99 K14 National Standards of People's Republic of China Chromium copper electrical contacts Issued on. 2011-07-29 2011-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard GB/T 1.1-2009 given rule drafting. The standard proposed by China Electrical Equipment Industrial Association. This standard by the National Standardization Technical Committee for Electrotechnical alloy (SAC/TC228) centralized. This standard was drafted. Wenzhou Hongfeng Electrical Alloy Co., Ltd., Guilin Electric Apparatus Research Institute, Guilin Ginger Electrical and Electronic Materials Technology Ltd., Shaanxi Strip industrial limited liability company. The main drafters of this standard. Liang and Chen Xiao, Sectors that Undermine Bighead, Wang Xiaojun, Zhao Jun, Xie Yongzhong, Cui was the peak. Chromium copper electrical contacts

1 Scope

This standard specifies the electrical contacts of copper-chromium symbols and labeling methods, requirements, test methods, inspection rules, marking, packaging, transportation and storage. This standard applies to vacuum interrupter electrical contact with the copper-chromium product inspection and acceptance.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 2828.1-2003 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch test sample plan GB/T 5587-2003 silver based electrical contacts basic shapes, dimensions, symbols and designations GB/T 26871-2011 Test method for electrical contact materials microstructure JB/T 5351 vacuum switch contact material basic performance test method JB/T 8443 (all parts), copper-chromium contact materials for chemical analysis method

3 symbols and Tagging

3.1 Symbol Chromium copper electrical contacts symbol shown in Figure 1. Cu Copper (element symbol) Cr Chromium (element symbol) (×) - The mass fraction of chromium Sign on behalf of the production process (F or T) NOTE. F- powder metallurgy including sintering, melt immersion method; T- special smelting, including arc melting, vacuum casting method. figure 1 3.2 Tagging Chromium copper electrical contacts the shape and dimension reference GB/T 5587-2003 regulations.

4 Requirements

4.1 Appearance 4.1.1 Unless otherwise required by the demand side, the electrical contacts of copper-chromium Face roughness Ra≤1.6μm, the rest of the surface roughness Ra≤6.3μm. ......

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