Standard No.:	QB/T 4187-2011
English Name:	Precious metal alloy coatings jewellery--General technical requirements of assembly
Chinese Name:	贵金属覆盖层饰品 装配通用技术条件
Chinese Classification:	Y88    Artistic handicrafts
Professional Classification:	QB    Professional Standard - Light Industry
Source Content Issued by:	State Economic and Trade Commission
Issued on:	2011-6-15
Implemented on:	2011-10-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	130.0
Delivery:	via email in 1 business day

Precious metal ahoy coatings jewellery - General technical requirements of assembly 1 Scope This standard specifies terms, requirements and test methods of assembly for precious metal alloy (e.g. gold, silver and rhodium) coatings jewellery. This standard is applicable to assembly of precious metal alloy coatings jewellery. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 11887 Jewellery - Fineness of precious metal alloys and designation (ISO 9202: 1991, MOD) QB/T 2997 Precious metal alloy coatings jewellery 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 imitation diamond artificial materials that are cut into articles with diamond-like visual effects 3.2 squeezing glue a process of squeezing glue into an empty pedestal or base 3.3 sticking crystal a process of gently pressing an imitation diamond into a glued empty pedestal 3.4 missing crystal no crystal in the empty pedestal of precious metal alloy coatings jewellery, which shall be set with diamonds

1 Scope 2 Normative references 3 Terms and definitions 4 Requirements 5 Test methods