• ASTM A1063/A1063M-11a

ASTM A1063/A1063M-11a

Standard Specification for Steel Sheet, Twin-Roll Cast, Zinc-Coated (Galvanized) by the Hot-Dip Process

ASTM International, 11/01/2011

Publisher: ASTM

File Format: PDF

$33.00$67.00


Published:01/11/2011

Pages:11

File Size:1 file , 280 KB

Note:This product is unavailable in Russia, Ukraine, Belarus

1.1 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.

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

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

1.4 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.

1.4.1 Steels with mandatory chemical requirements and typical mechanical properties.

1.4.2 Steels with mandatory chemical requirements and mandatory mechanical properties.

1.5 This material is available in the following sizes:

1.5.1 Thickness - up to 0.078 in. [2.0 mm]

1.5.2 Width - up to 79 in. [2000 mm]

1.6 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.

1.7 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.

1.8 Unless the order specifies the "M" designation (SI units), the product shall be furnished to inch-pound units.

1.9 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.

TABLE 1 Weight [Mass] of Coating RequirementsA, B, C

Note - Use the information provided in 8.1.2 to obtain the approximate coating thickness from the coating weight [mass].

Minimum Requirement
Triple-Spot Test
Single-Spot Test
Inch-Pound Units
Type Coating Designation Total Both Sides, oz/ft²
One Side, oz/ft²
Total Both Sides, oz/ft²
Zinc G01C no minimum no minimum no minimum
G30 0.30 0.10 0.25
G40 0.40 0.12 0.30
G60 0.60 0.20 0.50
G90 0.90 0.32 0.80
G100 1.00 0.36 0.90
G115 1.15 0.40 1.00
G140 1.40 0.48 1.20
G165 1.65 0.56 1.40
G185 1.85 0.64 1.60
SI Units
Type Coating Designation
Total Both Sides, g/m²
One Side, g/m²
Total Both Sides, g/m²
Zinc Z001C no minimum no minimum no minimum
Z90 90 30 75
Z120 120 36 90
Z180 180 60 150
Z275 275 94 235
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