GB/T 39141.1-2020
Mineral and sapphire watch-glasses—Part 1：Dimensions and tolerances (English Version)
- Standard No.
- GB/T 39141.1-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 39141.1-2020
- Scope
- This part of GB/T 39141 specifies the dimensions and tolerances of inorganic and sapphire watch glasses. This section applies to circular flat watch glass, with a representative diameter of 8 mm to 35 mm.
GB/T 39141.1-2020 Referenced Document
- ISO 2861 Vacuum technology — Dimensions of clamped-type quick-release couplings
- ISO 2862 Withdrawal of ISO 2862-1974
GB/T 39141.1-2020 history
- 2020 GB/T 39141.1-2020 Mineral and sapphire watch-glasses—Part 1：Dimensions and tolerances
