ASTM A1063/A1063M

Description / Abstract: This specification covers steel sheet, produced by the Twin-Roll Cast Process (see Appendix X2) and zinc-coated (galvanized) by the hot-dip process in coils and cut lengths

NOTE 1—See Appendix X2 for a description of the Twin-Roll Cast process

The product is produced in various zinc coating weights [masses] or coating designations as shown in Table 1

Product furnished under this specification shall conform to the applicable requirements of the latest issue of Specification A924/A924M unless otherwise provided herein

The product is available in a number of designations, grades and classes and in the two following general categories that are designed to be compatible with different application requirements

Steels with mandatory chemical requirements and typical mechanical properties

Steels with mandatory chemical requirements and mandatory mechanical properties

This material is available in the following sizes

Thickness—up to 0.078 in. [2.0 mm]

Width—up to 79 in. [2000 mm]

The text of this specification references notes and footnotes that provide explanatory material. These notes and footnotes, excluding those in tables and figures, shall not be considered as requirements of this specification

This specification is applicable to orders in either inch-pound units (as A1063) or SI units (as A1063M). Values in inch-pound and SI units are not necessarily equivalent. Within the text, SI units are shown in brackets. Each system shall be used independently of the other

Unless the order specifies the “M” designation (SI units), the product shall be furnished to inch-pound units

This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use

*A Summary of Changes section appears at the end of this standard