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GB/T 42220-2022: Appraisal for precious metal besetting jades process quality
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| GB/T 42220-2022 | English | 199 |
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Appraisal for precious metal besetting jades process quality
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GB/T 42220-2022
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Basic data | Standard ID | GB/T 42220-2022 (GB/T42220-2022) | | Description (Translated English) | Appraisal for precious metal besetting jades process quality | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Y88 | | Classification of International Standard | 39.060 | | Word Count Estimation | 10,128 | | Date of Issue | 2022-12-30 | | Date of Implementation | 2023-07-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42220-2022: Appraisal for precious metal besetting jades process quality---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.
ICS 39.060
CCSY88
National Standards of People's Republic of China
Quality evaluation of gold inlaid jade inlay technology
Posted on 2022-12-30
2023-07-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Requirements 2
4.1 Materials 2
4.2 Process 2
4.3 Mass tolerances 4
4.4 Safety performance 4
5 Test method 4
5.1 Materials 4
5.2 Process 4
5.3 Mass tolerance 5
5.4 Safety performance 5
6 logo 5
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents"
drafting.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China National Light Industry Council.
This document is under the jurisdiction of the National Jewelry Standardization Technical Committee (SAC/TC256).
This document was drafted by. Huachang Jinyu (Fujian) Culture Co., Ltd., Sichuan Provincial Institute of Product Quality Supervision, Inspection and Testing, Beijing Guoshou Jewelry
Jewelry Testing Co., Ltd., Shenzhen Xingguangda Jewelry Industry Co., Ltd., Huachang Jewelry Co., Ltd., Shanghai Yuwang Jewelry Co., Ltd.,
Putian City Product Quality Inspection Institute, Meizhou Bay Vocational and Technical College, Putian Gold Jewelry Industry Association, Shenzhen Baolian Jewelry Standards and Information Technology
Technology Advancement Center.
The main drafters of this document. Zhou Yanping, Dai Sulan, Li Suqing, Lin Changwei, Zhang Xinqiang, Chen Chunfa, Xia Yumei, Chen Hongxia, Liu Xiaoyun,
Zhuo Junjie, Lin Fangzheng, Xu Xingyang, Shi Meiqin, Li Zhangping.
Quality evaluation of gold inlaid jade inlay technology
1 Scope
This document specifies the requirements for the gold inlaid jade inlay process, and describes the quality evaluation method for the gold inlaid jade inlay process.
This document is applicable to the process identification, quality evaluation and product identification of gold inlaid jade.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB 11887 Purity regulations and nomenclature of jewelry precious metals
GB/T 16552 Names of Jewelry and Jade
GB/T 16553 Identification of Jewelry and Jade
GB 28480 Regulations on Limits of Harmful Elements in Jewelry
GB/T 31912 Jewelry Marking
GB/T 36128 Provisions on tolerances for quality measurement of jewelry and precious metal products
QB/T 1690 Precious Metal Jewelry Quality Measurement Tolerance Provisions
QB/T 4114 Setting fastness of pure gold inlaid jewelry
QB/T 4189 Quality Evaluation Specification for Precious Metal Jewelry Craftsmanship
QB/T 5102 Technical requirements for precious metal inlaid ornaments
QB/T 5342 Technical requirements for gold and silver inlaid jade jewelry
3 Terms and Definitions
The following terms and definitions defined in QB/T 4189 apply to this document.
3.1
A manufacturing process that combines precious metals with other materials in a mechanical physical combination.
Note. Including precious metal embedded technology and precious metal external embedded technology.
3.2
Using jade or other materials as the substrate, grooves are carved on the surface, and precious metal materials such as gold and silver are made by wire making, sheet making, shape cutting and other processes.
into a textured body that matches the engraved groove, inserting the wire (sheet) into the groove by hand, and through grinding, polishing and other processes, the precious metal material and the substrate
Tightly and firmly combined mosaic technology.
3.3
After the precious metal is processed into a certain shape, it is inlaid on the surface of other materials through bezel setting, prong setting, winding setting, channel setting, barrel setting and other techniques
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