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GB/T 31912-2015Adornment—Mark (English PDF)

饰品标识

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

September 11, 2015

Implementation date

May 4, 2016

Scope

GB/T 31912-2015 is the English-translated version of 饰品标识.

GB/T 31912-2015 is the Chinese standard "Adornment—Mark". Its scope clause reads: This standard specifies the terms and definitions jewelry identification, basic principles, labeling contents and requirements.

This standard applies to domestic sales of the precious metal jewelry, gemstone jewelry, imitation jewelry. Its clauses include terms and definitions.

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Document preview — GB/T 31912-2015

National Standard of the People's Republic of China

ICS: 39.060
Classification: Y 88

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

1 Scope
2 Normative references
3 Terms and Definitions
3.1 Jewelry adornment, jewelery
3.2 Precious metal jewelry
3.3 Jewelry jade jewelry gemsornaments
3.4 Imitation jewelry
3.5 The noble metal coating layer jewelry

1 Scope

This standard specifies the terms and definitions jewelry identification, basic principles, labeling contents and requirements.

This standard applies to domestic sales of the precious metal jewelry, gemstone jewelry, imitation jewelry.

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 8170 repair value expressed about the rules and limit values and judgment

GB 11887 jewelry precious metal purity and designation

GB/T 16552 jewelery name

GB/T 16554 Diamond Grading

Provisions QB1131 jewelry gold coating thickness

Provisions QB1132 jewelry silver overlay thickness

QB/T 1689 precious metal jewelry term

QB/T 1690 precious metal jewelry quality measurement tolerances specified

QB/T 2997 jewelry precious metal covering layer

3 Terms and Definitions

GB 11887, GB/T 16552, QB/T 1689 defined by the following terms and definitions apply to this document.

3.1 Jewelry adornment, jewelery

For people to wear or decorate the indoor environment of accessories, jewelry and ornaments in general.

3.2 Precious metal jewelry

Jewelry made of precious metals and their alloys, precious metal elements containing precious metal jewelry and inlaid jewelry.

3.3 Jewelry jade jewelry gemsornaments

Jewelery jade as raw material, cutting and grinding, carving, inlay and other processing production, for decoration products.

[GB/T 16552-2010, the definition 3.5]

3.4 Imitation jewelry

Using natural imitation jewelery, precious metal jewelry appearance characteristic of material.

3.5 The noble metal coating layer jewelry

All kinds of metals other than precious metals (gold, silver, platinum, palladium, rhodium, etc.) as a base material, the use of chemical, physical or other processing methods to make your […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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