prEN ISO 22764

SLOVENSKI STANDARD
01-januar-2026
Nakit in plemenite kovine - Čistost spajkal, ki se uporabljajo pri zlitinah za nakit iz
plemenitih kovin (ISO 22764:2020)
Jewellery and precious metals - Fineness of solders used with precious metal jewellery
alloys (ISO 22764:2020)
Schmuck und Edelmetalle - Feingehalt von Loten, die für Edelmetalllegierungen
verwendet werden (ISO 22764:2020)
Joaillerie, bijouterie et métaux précieux - Titre des brasures utilisées pour les alliages de
métaux précieux pour les articles de joaillerie et de bijouterie (ISO 22764:2020)
Ta slovenski standard je istoveten z: prEN ISO 22764
ICS:
39.060 Nakit Jewellery
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

INTERNATIONAL ISO
STANDARD 22764
First edition
2020-01
Jewellery and precious metals —
Fineness of solders used with precious
metal jewellery alloys
Joaillerie bijouterie et métaux précieux — Titre des brasures utilisées
pour les alliages de métaux précieux pour les articles de joaillerie et
de bijouterie
Reference number
ISO 22764:2020(E)
©
ISO 2020
ISO 22764:2020(E)
© ISO 2020
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Fax: +41 22 749 09 47
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii © ISO 2020 – All rights reserved

ISO 22764:2020(E)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Requirements with regard to fineness . 2
4.1 Mean fineness . 2
4.2 Gold jewellery . 2
4.3 Platinum jewellery . 2
4.4 Palladium jewellery . 2
4.5 Silver jewellery . 2
5 Determination of fineness . 2
Bibliography . 3
ISO 22764:2020(E)
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular, the different approval criteria needed for the
different types of ISO documents should be noted. This document was d
...