ASTM A568/A568M-04
(Specification)Standard Specification for Steel, Sheet, Carbon, and High-Strength, Low-Alloy, Hot-Rolled and Cold-Rolled, General Requirements for
Standard Specification for Steel, Sheet, Carbon, and High-Strength, Low-Alloy, Hot-Rolled and Cold-Rolled, General Requirements for
SCOPE
1.1 This specification covers the general requirements for steel sheet in coils and cut lengths. It applies to the following specifications that describe carbon steel, structural steel, and high-strength, low-alloy steel (HSLA) furnished as hot-rolled sheet and cold-rolled sheet: Specifications A 414/A 414M, A 424, A 606, A 659/A 659M, A 794, A 1008/A 1008M, and A 1011/A 1011M.
1.2 This specification is not applicable to hot-rolled heavy-thickness carbon sheet coils (Specification A 635/A 635M).
1.3 In case of any conflict in requirements, the requirements of the individual material specification shall prevail over those of this general specification.
1.4 For the purposes of determining conformance with this and the appropriate product specification referenced in , values shall be rounded to the nearest unit in the right hand place of figures used in expressing the limiting values in accordance with the rounding method of Practice E 29.
1.5 lists permissible variations in dimensions and mass (see Note 0) in SI [metric] units. The values listed are not exact conversions of the values listed in the inch-pound tables, but instead are rounded or rationalized values. Conformance to is mandatory when the "M" specification is used. The term weight is used when inch-pound units are the standard. However, under SI the preferred term is mass.
1.6 The values stated in either inch-pound units or SI units are to be regarded as standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Combining values from the two systems may result in nonconformance with the specification.
1.7 This specification and the applicable material specifications are expressed in both inch-pound units and SI units. However, unless the order specifies the applicable "M" specification designation (SI units), the material shall be furnished to inch-pound units.
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Designation: A 568/A 568M – 04
Standard Specification for
Steel, Sheet, Carbon, Structural, and High-Strength, Low-
Alloy, Hot-Rolled and Cold-Rolled, General Requirements
1
for
ThisstandardisissuedunderthefixeddesignationA568/A568M;thenumberimmediatelyfollowingthedesignationindicatestheyear
of original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.
A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* However, unless the order specifies the applicable “M” speci-
fication designation (SI units), the material shall be furnished
1.1 This specification covers the general requirements for
to inch-pound units.
steel sheet in coils and cut lengths. It applies to the following
specifications that describe carbon steel, structural steel, and
2. Referenced Documents
high-strength, low-alloy steel (HSLA) furnished as hot-rolled
2
2.1 ASTM Standards:
sheet and cold-rolled sheet: Specifications A414/A414M,
A370 TestMethodsandDefinitionsforMechanicalTesting
A424, A606, A659/A659M, A794, A1008/A1008M, and
of Steel Products
A1011/A1011M.
A414/A 414M Specification for Steel, Sheet, Carbon, for
1.2 This specification is not applicable to hot-rolled heavy-
Pressure Vessels
thickness carbon sheet coils (Specification A635/A635M).
A424 Specification for Steel, Sheet, for Porcelain Enamel-
1.3 Incaseofanyconflictinrequirements,therequirements
ing
of the individual material specification shall prevail over those
A 606 Specification for Steel, Sheet and Strip, High-
of this general specification.
Strength, Low-Alloy, Hot-Rolled and Cold-Rolled, with
1.4 For the purposes of determining conformance with this
Improved Atmospheric Corrosion Resistance
and the appropriate product specification referenced in 1.1,
A635/A635M Specification for Steel, Sheet and Strip,
values shall be rounded to the nearest unit in the right hand
Heavy-Thickness Coils, Hot-Rolled, Carbon, Structural,
place of figures used in expressing the limiting values in
High-Strength Low-Alloy, and High-Strength Low-Alloy
accordance with the rounding method of Practice E29.
with Improved Formability, General Requirements for
1.5 AnnexA1listspermissiblevariationsindimensionsand
A659/A659M Specification for Commercial Steel (CS),
mass(seeNote1)inSI[metric]units.Thevalueslistedarenot
Sheet and Strip, Carbon (0.16 Maximum to 0.25 Maxi-
exact conversions of the values listed in the inch-pound tables,
mum Percent), Hot-Rolled
butinsteadareroundedorrationalizedvalues.Conformanceto
A700 Practices for Packaging, Marking, and Loading
Annex A1 is mandatory when the “M” specification is used.
Methods for Steel Products for Domestic Shipment
NOTE 1—The term weight is used when inch-pound units are the
A 751 Test Methods, Practices, and Terminology for
standard. However, under SI the preferred term is mass.
Chemical Analysis of Steel Products
1.6 The values stated in either inch-pound units or SI units
A794 Specification for Commercial Steel (CS), Sheet,
are to be regarded as standard. Within the text, the SI units are
Carbon (0.16% Maximum to 0.25% Maximum), Cold-
shown in brackets. The values stated in each system are not
Rolled
exact equivalents; therefore, each system must be used inde-
A 1008/A 1008M Specification for Steel, Sheet, Cold-
pendentlyoftheother.Combiningvaluesfromthetwosystems
Rolled, Carbon, Structural, High-Strength Low-Alloy and
may result in nonconformance with the specification.
High-Strength Low-Alloy with Improved Formability
1.7 This specification and the applicable material specifica-
A1011/A1011M Specification for Steel, Sheet and Strip,
tions are expressed in both inch-pound units and SI units.
Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy
1
This specification is under the jurisdiction ofASTM CommitteeA01 on Steel,
2
Stainless Steel and RelatedAlloys and is the direct responsibility of Subcommittee For referenced ASTM standards, visit the ASTM website, www.astm.org, or
A01.19 on Steel Sheet and Strip. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Current edition approved Oct. 1, 2004. Published October 2004. Originally Standards volume information, refer to the standard’s Document Summary page on
approved in 1966. Last previous edition approved in 2003 as A568–03. the ASTM website.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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A 568/A 568M – 04
and High-Strength Low-Alloy with Improved Formability followedbyannealingtorecrystallizethegrainstructure.Ifthe
E11 Specification for Wire
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