Найдено: 7
Overview ISO 9202:2019 - Jewellery and precious metals: Fineness of precious metal alloys - specifies the recommended range of fineness (the “title”) for precious metal alloys used in jewellery (excl…
Overview SIST EN ISO 9202:2026 is an international standard specifying the recommended range of fineness for precious metal alloys used in jewellery. Developed by the Slovenian Institute for Standard…
Overview ISO 9202:2026 – Jewellery and precious metals - Fineness of precious metal alloys is an international standard developed by ISO Technical Committee 174. This document establishes a standardi…
Overview EN ISO 9202:2026 - Jewellery and Precious Metals - Fineness of Precious Metal Alloys specifies recommended fineness standards for precious metal alloys in jewellery. Developed by CEN and ali…
1 Scope This document specifies a range of fineness of precious metal alloys recommended for use in the field of jewellery. NOTE There is a possibility that national legal requirements for the design…