GB/T 6149-2010 English PDF

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GB/T 6149-2010: New constantan resistance alloy
Status: Valid

GB/T 6149: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 6149-2010	299	Add to Cart	3 days	New constantan resistance alloy	Valid
GB/T 6149-1985	479	Add to Cart	4 days	New constantan resistance alloy	Obsolete

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Basic data

Standard ID: GB/T 6149-2010 (GB/T6149-2010)
Description (Translated English): New constantan resistance alloy
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: N05
Classification of International Standard: 31.030
Word Count Estimation: 13,185
Date of Issue: 2010-12-01
Date of Implementation: 2011-05-01
Older Standard (superseded by this standard): GB/T 6149-1985
Quoted Standard: GB/T 228; GB/T 6146; GB/T 6148; JB/T 9493
Regulation (derived from): Announcement of Newly Approved National Standards No. 9, 2010 (No. 164 overall)
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 new constantan resistance alloy product classification, technical requirements, test methods, inspection rules, modes of supply, packaging and marking. This standard applies to manufacture all kinds of electrical rheostat and resistance element maximum use temperature of 500��C new constantan wire and strip.

GB/T 6149-2010: New constantan resistance alloy

---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.
New constantan resistance alloy ICS 31.030 N05 National Standards of People's Republic of China Replacing GB/T 6149-1985 New constantan resistance alloy Issued on. 2010-12-01 2011-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 6149-1985 "new constantan resistance alloy." This standard compared with GB/T 6149-1985, the main changes are as follows. --- According to GB/T 1.1-2000 requirements increased "scope" and "normative references" and other elements; --- Alloy chemical composition testing as required JB/T 9493 will be; --- Increase sickle-shaped curved strip Test Method Figure; --- Inspection rules into inspection classification, inspection items, Grouping of samples, sample size, determine the rules. The Standard Appendix A, Appendix B is an informative annex. The standard proposed by China Machinery Industry Federation. The standard instrument functional materials by the National Standardization Technical Committee (SAC/TC419) centralized. This standard is drafted by. Chongqing Instrument Materials Research Institute. Participated in the drafting of this standard. Changzhou Lucheng Albert Alloy Factory, Jiangsu Huaxin Alloy Co., Ltd. The main drafters of this standard. Lun Ho Ying, WU Shan, Li Fang, Wang Bowei, Qin Hua Yuan. This standard replaces the standards previously issued as follows. --- GB/T 6149-1985. New constantan resistance alloy

1 Scope

This standard specifies the new constantan resistance alloy product classifications, technical requirements, test methods, inspection rules, modes of supply, packaging and marking. This standard applies to the manufacture of various electrical rheostat and resistive elements maximum use temperature of 500 ℃ new constantan wire and strip.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 228 metal materials at room temperature tensile test method GB/T 6146 precision resistance alloys Resistivity Test Method GB/T 6148 alloy precision resistance temperature coefficient of resistance testing methods JB/T 9493 new copper and manganese alloys constantan resistance analysis 3 varieties, grades and specifications 3.1 New constantan grades and species Constantan new varieties and grades as shown in Table 1. Table 1 New constantan alloy product varieties and grades Name varieties Alloy Product Code New constantan Wire Strip 6J11 6J11X 6J11D 3.2 Specifications Alloy wire nominal size as shown in Table 2. The nominal size of the strip as shown in Table 3. Strip nominal mass See Appendix A. Xinkang Copper melting point, density, specific heat, thermal conductivity, thermal emf rate in Appendix B. 3.3 Product Marking Diameter of 0.80mm new constantan wire labeled. New constantan resistance alloy GB/T 6149-6J11-X-Φ0.8 Tag of each element have the following meanings. 6J11 --- alloy grades; X --- Product Code; Φ0.8 --- product nominal size. Table 2 New constantan alloy wire nominal size Diameter/mm Nominal value Tolerance Cross-sectional area mm2 Resistance per meter Nominal/(Ω/m) Tolerance /% Nominal mass per meter g/m 0.315 0.355 0.400 0.45 ± 0.010 0.07793 6.29 0.09898 4.95 0.1257 3.90 0.1590 3.08 ± 7 .6234 .7918 1.005 1.272 ......

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