AS 1397-1984 Steel sheet and strip - Hot-dipped zinc-coated or aluminium/zinc coated
Standards Australia
Supersedes: AS 1397-1977 Hot-dipped zinc-coated or aluminium/zinc-coated steel sheet in coil and cut lengths
In this edition, coating classes have been aligned with those adopted in International standards—ISO 3375, Continuous Hot-dip Zinc-coated Carbon Steel Sheet of Commercial, Lock-forming and Drawing Qualities and ISO 4998, Continuous Hot- dip Zinc-coated Carbon Steel Sheet of Structural Quality. Appendix A presents purchasing guidelines, including contractual requirements, and directs attention to matters requiring consideration at the time of enquiry and order. The intention is to avoid misinterpretation or other problems and to ensure a clear understanding of product requirements by both purchaser and supplier.
First published as AS G24 1967. Revised and redesignated as AS 1397-1973.
This standard specifies requirements for hot-dipped zinc-coated or aluminium/zinc-coated steel sheet and strip, supplied in thicknesses from 0.25 mm up to and including 3.5 mm and widths up to and including 1525 mm.
Provision is made for the following:
(a) Three grades by base formability.
(b) Six structural grades by minimum yield strength.
(c) Six classes of zinc coating.
(d) Two classes of aluminium/zinc coating.
(e) A variety of surface finishes.
NOTES:
1. Guidelines to purchasers on requirements that must be
specified by the purchaser and those that must be agreed at
the time of enquiry and/or order are given in Appendix A.
2. Appendices B and C provide information to users in the
selection of grades of material.
Contents:
Section 1: Scope And General
Section 2: The Steel Base
Section 3: The Coating
Appendix A: Purchasing Guidelines
Appendix B: Grade Selection
Appendix C: Calculated Mass Of 1 m2 Of Coated Sheet For Specified Thickness Of Base Metal
Appendix D: Examples Of Interpretation Of Specified Limiting Values In Accordance With The Rounding Method
Iron And Steel.
