NBN ISO 22764:2020

NBN ISO 22764:2020

Jewellery and precious metals ? Fineness of solders used with precious metal jewellery alloys

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Detalles

This document specifies the precious metal content in solders suitable for use in the production of jewellery made of precious metal alloys.

Información adicional

Autor Bureau de Normalisation Belge (NBN)
Publicado por NBN
Tipo de Documento Norma
ICS 39.060 : Joyería
histórico No
Palabra clave ISO 22764, ISO 22764:2020