GB/T 30415-2013 English PDF

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GB/T 30415-2013: Horology -- Functional and non-functional jewels
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 30415-2013	114	Add to Cart	3 days	Horology -- Functional and non-functional jewels	Valid

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Basic data

Standard ID: GB/T 30415-2013 (GB/T30415-2013)
Description (Translated English): Horology -- Functional and non-functional jewels
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y11
Classification of International Standard: 39.040.01
Word Count Estimation: 6,689
Quoted Standard: ISO 6426-2
Adopted Standard: ISO 1112-2009, IDT
Regulation (derived from): National Standards Bulletin 2013 No. 27
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 technical definition of functional and non-functional watch movement gem, describes the use of different types of gemstones, as well as how to use the mark or timing devices in the ad.

GB/T 30415-2013: Horology -- Functional and non-functional jewels

---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.
Horology. Functional and non-functional jewels ICS 39.040.01 Y11 National Standards of People's Republic of China Watches functional and nonfunctional gem (ISO 1112.2009, IDT) Issued on. 2013-12-31 2014-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard uses the translation method identical with ISO 1112.2009 "watches functional and nonfunctional gem." Correspondence between the consistency of the standards of international documents and normative references of the following documents. --- GB/T 9820.2-2008 timing academic language Part 2. Technical and commercial definitions (ISO 6426-2.2002, IDT) The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee clocks (SAC/TC160) centralized. This standard was drafted. Watch Institute of Light Industry, Shanghai Guan le ming Co., Ltd. Zhuhai Rossini Watch Industry. The main drafters of this standard. Kim Young-sook, Wu Jianguang, Zhong Huimin, Guo Xingang. Watches functional and nonfunctional gem

1 Scope

This standard specifies the technical definition of functional and non-functional timepiece movement gem, described the use of different types of stones, and how Or used in the ad tag on the timing equipment.

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. ISO 6426-2 timing academic language - Part 2. Technical and commercial definitions (Horologicalvocabulary-Part 2. Tech- nicalandcommercialdefinitions)

3 Terms and Definitions

As defined in ISO 6426-2 and the following terms and definitions apply to this document. 3.1 Watch Gemstone horologicaljewel HV1200 hardness higher than the movement of non-metallic elements. 3.2 Functional jewels functionaljewel For stabilizing friction, reduce wear rate timing element contact surface of the instrument, and in accordance with Chapter 4, Criterion watch Gemstone (3.1). NOTE. rewrite ISO 6426-2.2002, definitions 8.23. 3.3 Non-functional jewels non-functionaljewel Does not meet the functional jewels (3.2) criteria watch Gemstone (3.1).

4 functional jewels

4.1 General Regardless of how the shape of these gemstones are considered to be functional jewels. 4.2 is used as radial or axial bearing (or both) of the hole jewel a) gemstone fixed shaft movable perforated gems (see Figure 1). b) movable gems, precious stones apertured stationary axis (see FIG. 2). ......

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