GB/T 38020.1-2019 "Case and its accessories, gold alloy overlay, Part 1: General requirements", which clarifies the general technical specifications for the gold alloy overlay of the case and its accessories. The content includes key index requirements such as appearance mass, Film thickness, hardness and bonding force of the overlay, as well as relevant inspection rules, which provide a standard basis for standardizing the production mass control of the case and its accessories gold alloy overlay and ensuring product quality.
| Status | Active |
|---|---|
| CCS | Y11 | ICS | 39.040.10 |
| Release Date | 2019-08-30 00:00:00 | Implementation Date | 2020-03-01 00:00:00 |