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Database: 365,228(8 Aug 2026)
non-functional jewels scopethis standard non-functional watch gemstones non-functional functional gemstones grid energy loss introductionthe document nominal diameter d1=5~50mm safety inspection contents
QB/T 2541-2002 in English

QB/T 2541-2002 in English

VALID

Horology -- Functional and non-functional jewels

  • Issued on:2002-09-21
  • Implemented on:2002-12-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $220.00
$214.00
Standard No: QB/T 2541-2002
Document status: VALID
Title in English: Horology -- Functional and non-functional jewels
Title in Chinese: 钟表 功能和非功能宝石
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2002-09-21
Implemented on: 2002-12-01
ICS Classification: 39.040-Horology
Chinese Classification: Y11-Horology
Professional Classification: QB-Light Industry
Related Keywords: non-functional jewels scopethis standard
non-functional watch gemstones
non-functional
functional
gemstones
Related Topics: functional molecule
clock
achievement
Coil function
precious
monofunctional enzyme
Use functionality
functional molecule
gem
table function
Device Features and Performance
Type function
german function
Petroleum non-consolidated
functional difference
functional difference
Mechanism and Function
Manipulation function
functional epitope
non-functional testing
Polarimeter function
Cyclization function
function gain function
QB/T2560-2002
QB/T 2561-2002
QB/T2561-2002
qb/t2568-2002
qb/t2567-2002

本标准规定了功能和非功能钟表宝石的技术定义,阐述了所使用的不同类型的宝石及如何在计时仪器上标志或在广告中使用。


Scope

This standard provides technical definitions of functional and non-functional watch gemstones, explains the different types of gemstones used and how they can be marked on timepieces or used in advertising.

Sample only — not a preview of QB/T 2541-2002
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