GSO ISO 3160-2:2021由GSO 发布于 2021-07-01。
GSO ISO 3160-2:2021在国际标准分类中归属于: 39.040.10 手表。
GSO ISO 3160-2:2021 的最新版本是哪一版?
最新版本是 GSO ISO 3160-2:2021 。
ISO 3160-2:2015 specifies methods to determine fineness, thickness, corrosion resistance and adhesion for gold alloy coverings on watch-cases and accessories, including bracelets when they are permanently attached to the case. The tests apply only to significant surfaces. ISO 3160-2:2015 applies to all gold alloy coverings specified in ISO 3160‑1.
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