AS/NZS 1789:2023
Metallic and other inorganic coatings — Electroplated coatings of zinc with supplementary treatments on iron or steel (ISO 2081:2018, MOD)
Standard adopts and modifies ISO 2081:2018, which specifies requirements for electroplated coatings of zinc with supplementary treatments on iron or steel. It includes information to be supplied by the purchaser to the electroplater, and the requirements for heat treatment before and after electroplating. This document does not specify requirements for the surface condition of the basis metal prior to electroplating with zinc.
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AS/NZS 1789:2023 Metallic and other inorganic coatings -- Electroplated coatings of zinc with supplementary treatments on iron or steel (ISO 2081:2018, MOD)
Preface
National Foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, abbreviated terms and symbols
3.1 Terms and definitions
3.2 Abbreviated terms
3.3 Symbols
4 Information to be supplied by the purchaser to the electroplater
4.1 Essential information
4.2 Additional information
5 Designation
5.1 General
5.2 Designation specification
5.3 Designation of the basis material
5.4 Designation of heat treatment requirements
6 Requirements
6.1 Appearance
6.2 Thickness
6.3 Trivalent chromium conversion coatings and other supplementary treatments
6.4 Adhesion of zinc and trivalent chromium conversion coatings
6.5 Accelerated corrosion testing
6.5.1 Neutral salt spray test
6.5.2 Corrosion rating
6.6 Stress relief heat treatments before cleaning and metal deposition
6.7 Hydrogen-embrittlement-relief heat treatments after electroplating
7 Sampling
Annex A (normative) Designation of supplementary treatments
Annex B (normative) Measurement of average thickness of coating on small articles
Bibliography
Appendix ZZ (normative) Modifications to ISO 2081:2018 for Australia and New Zealand
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AS/NZS 1789:2023 Metallic and other inorganic coatings -- Electroplated coatings of zinc with supplementary treatments on iron or steel (ISO 2081:2018, MOD)
Preface
National Foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, abbreviated terms and symbols
3.1 Terms and definitions
3.2 Abbreviated terms
3.3 Symbols
4 Information to be supplied by the purchaser to the electroplater
4.1 Essential information
4.2 Additional information
5 Designation
5.1 General
5.2 Designation specification
5.3 Designation of the basis material
5.4 Designation of heat treatment requirements
6 Requirements
6.1 Appearance
6.2 Thickness
6.3 Trivalent chromium conversion coatings and other supplementary treatments
6.4 Adhesion of zinc and trivalent chromium conversion coatings
6.5 Accelerated corrosion testing
6.5.1 Neutral salt spray test
6.5.2 Corrosion rating
6.6 Stress relief heat treatments before cleaning and metal deposition
6.7 Hydrogen-embrittlement-relief heat treatments after electroplating
7 Sampling
Annex A (normative) Designation of supplementary treatments
Annex B (normative) Measurement of average thickness of coating on small articles
Bibliography
Appendix ZZ (normative) Modifications to ISO 2081:2018 for Australia and New Zealand
AS/NZS 1789:2023
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.