Abstract

Specifies requirements for the mass, quality and testing of hot-dip galvanized coatings applied to hollow sections galvanized on both surfaces in a specialized plant; produced by welding pre-galvanized steel strip; and on external surfaces only, using a continuous (in-line) process.

RECONFIRMATION NOTICE
Technical Committee MT-009 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 20 March 2017.
Approved for reconfirmation in New Zealand on behalf of the Standards Council of New Zealand on 10 August 2017.
The following are represented on Technical Committee MT-009:
Australian Chamber of Commerce and Industry
Australian Industry Group
Australian Steel Institute
Bureau of Steel Manufacturers of Australia
Galvanizers Association of Australia
Galvanizing Association of New Zealand
New Zealand Metal Roofing Manufacturers

Scope

This Standard specifies requirements for the mass, quality and testing of hot-dip galvanized coatings applied to -
(a) hollow sections galvanized on both surfaces in a specialized plant;
(b) hollow sections produced by welding pre-galvanized steel strip; and
(c) hollow sections galvanized on external surfaces only, using a continuous (in-line) process.
Matters relating to the quality, properties, or dimensional requirements of the steel hollow sections are outside the scope of this Standard.
NOTES:
1 Advice and recommendations on information to be supplied by the purchaser to the hot-dip galvanizer at the time of enquiry or order are contained in the purchasing guidelines set out in Appendix A.
2 Alternative means for determining compliance with this Standard are given in Appendix B.
3 For details of testing requirements for uncoated steel hollow sections see relevant product Standards, e.g. AS 1074 and AS 1163.
4 General information on factors that affect the corrosion of galvanized steel is given in Appendix C.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 29/09/2017. This standard has been reconfirmed in Australia in 2017 and remains current in New Zealand. Reconfirmation Notice 29/09/2017
Pages
ISBN
Committee	MT-009
Supersedes	DR 05559 AS/NZS 4792:1999