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GB/T 20235-2006Technical specification for silver-tin oxide electric contact materials (English PDF)

银氧化锡电触头材料技术条件

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

April 30, 2006

Implementation date

December 1, 2006

Scope

GB/T 20235-2006 is the English-translated version of 银氧化锡电触头材料技术条件.

GB/T 20235-2006 is the Chinese national standard covering technical specification for silver-tin oxide electric contact materials. It was issued on 30 April 2006 and has been in force since 1 December 2006, replacing GB 13397-1992.

The document is under the responsibility of the China Electrical Equipment Industry Association. This page is published from the official record of the 2006 edition.

The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.

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Document preview — GB/T 20235-2006

National Standard of the People's Republic of China

ICS
29.120.99
Classification
K 14
Replacing
GB 13397-1992

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Contents

  • [Preview only]
  • 1 Scope
  • 1.2 Normative References
  • 1.3 Terms and definitions
  • 4 General Requirements
  • 5 Ratings
  • 6 Performance Requirements
  • 7 Tests
  • 7.1 Charging procedure for test purposes
  • 7.2 Discharge performance
  • 8 Product Information
  • 8.1 General
  • 8.2 Conditioning Procedure
  • 8.3 Tensile Strength and Elongation Tests After Conditioning at Elevated Temperature
  • 8.4 Expression of Results
  • 9 Safety and Warning Labels
  • 9.3 Test Procedure
  • 9.4 Evaluation of Results

1 Foreword

GB/T 20235-2006 was issued by State Administration for Market Regulation; Standardization Administration of the PRC on 30 April 2006 and has been in force since 1 December 2006.

The GB/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

The document runs to 18 pages in English translation.

2 Scope Preview

GB/T 20235-2006 falls under ICS 29.120.99, in the field of electrical engineering.

This catalogue holds 2,641 other GB/T standards in that field.

In this catalogue, GB/T standards carry edition years from 1963 to 2026.

3 About this standard

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

English translation: about 18 pages

4 Related standards

Other editions:

GB/T 20235-2026 (later edition)

Standards on related subjects:

GB/T 38090-2019 — Technical requirements of permanent magnets for drive motor of electric vehicle

GB/T 3217-2013 — Permanent magnet (magnetically hard) materials -- Methods of measurement of magnetic properties

GB/T 29628-2013 — Guides for methods of measurement of the magnetic properties of permanent (magnetically hard) materials by pulsed field magnetometry

GB/T 47349-2026 — Measuring methods for the magnetostrictive properties of magnetostrictive materials

GB/T 47344-2026 — Durability test method for permanent magnets under multi-field coupling - Elevated temperature and reverse magnetic field

5 Classification and status

International classification (ICS): 29.120.99

Chinese Standard Classification (CCS): K 14

Prefix GB/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 18 pages — is available in the English PDF.

Similar standards

Editions of GB/T 20235

EditionTitleRevisionStatus
GB/T 20235-2006Technical specification for silver-tin oxide electric contact materialscurrent editionCurrent
GB 13397-1992Technical specification for silver-tin oxide electric contact materialsprevious editionSuperseded

This page sells the current edition, GB/T 20235-2006. Earlier editions are listed for reference only.

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