GB/T 38020.2-2019 《Watch-cases and accessories—Gold alloy coverings—Part 2:Determination of fineness, thickness, corrosion resistance and adhension》 Related products
GB/T 38020.2-2019 "Case and its accessories, gold alloy coatings, Part 2: Test of purity, Film thickness, corrosion resistance performance and adhesion", specifies the test methods for the purity, Film thickness, corrosion resistance performance and adhesion of gold alloy coatings on case and its accessories. Covering the test principle, equipment, operation steps, result evaluation, etc., it provides standard specifications for accurate detection of gold alloy coating mass and guarantees product quality and performance.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active |
|---|---|
| CCS | Y11 | ICS | 39.040.10 |
| Release Date | 2019-08-30 00:00:00 | Implementation Date | 2020-03-01 00:00:00 |
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$ 1998.00
Extended reading
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