ASTM A635/A635M-04

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Designation: A 635/A 635M – 04
Standard Specification for
Steel, Sheet and Strip, Heavy-Thickness Coils, Hot-Rolled,
Carbon, Structural, High-Strength Low-Alloy, and High-
Strength Low-Alloy with Improved Formability, General
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Requirements for
This standard is issued under the fixed designation A 635/A 635M; the number immediately following the designation indicates the year
of original adoption or, in the case of revision, the year of last revision. A number 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.
hot-rolled, heavy-thickness sheet and strip in coils.
1.2 It applies to Specification A 1018/A 1018.
2. Referenced Documents
1.3 This material is available only in coils described as
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2.1 ASTM Standards:
follows:
A 370 Test Methods and Definitions for Mechanical Testing
Size Limits, Coils Only
of Steel Products
Product Width, in. [mm] Thickness, in. [mm]
A 700 Practices for Packaging, Marking, and Loading
Strip over 8 to 12, incl 0.230 to1.000, incl
Methods for Steel Products for Domestic Shipment
[over 200 through 300] [from 6.0 through 25]
A 751 Test Methods, Practices, and Terminology for
Sheet over 12 to 48, incl 0.230 to 1.000, incl
[over 300 through 1200] [from 6.0 through 25]
Chemical Analysis of Steel Products
Sheet over 48 0.180 to 1.000, incl
A 1018/A 1018M Specification for Steel, Sheet and Strip,
[over 1200] [from 4.5 though 25]
Heavy-Thickness Coils, Hot-Rolled, Carbon, Commercial,
1.4 In case of any conflict in requirements, the requirements
Drawing, Structural, High-Strength Low-Alloy, and High-
of the individual material specification shall prevail over those
Strength Low-Alloy with Improved Formability
of this general specification.
E 11 Specification for Wire Cloth and Sieves for Testing
1.5 Annex A1 lists permissible variations in dimensions and
Purposes
mass (see Note 1) in SI [metric] units. The values listed are not
E 29 Practice for Using Significant Digits in Test Data to
exact conversions of the values listed in the inch-pound tables,
Determine Conformance with Specifications
but instead are rounded or rationalized values. Conformance to
E 59 Practice for Sampling Steel and Iron for Determination
Annex A1 is mandatory when the “M” specification is used. 3
of Chemical Composition
2.2 Federal Standards:
NOTE 1—The term weight is used when inch-pound units are the
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standard. However, under SI, the preferred term is mass. Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
Fed. Std. No. 183 Continuous Identification Marking of Iron
1.6 The values stated in either inch-pound units or SI units
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and Steel Products
are to be regarded as standard. Within the text, the SI units are
2.3 Military Standards:
shown in brackets. The values stated in each system are not
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MIL-STD-129 Marking for Shipment and Storage
exact equivalents; therefore, each system must be used inde-
MIL-STD-163 Steel Mill Products, Preparation for Ship-
pendently of the other. Combining values from the two systems
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ment and Storage
may result in nonconformance with this specification.
1.7 This specification and the applicable material specifica-
tions are expressed in both inch-pound units and SI units.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
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This specification is under the jurisdiction of ASTM Committee A01 on Steel, Standards volume information, refer to the standard’s Document Summary page on
Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee the ASTM website.
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A01.19 on Steel Sheet and Strip. Withdrawn.
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Current edition approved March 1, 2004. Published March 2004. Originally Available from Standardization Documents Order Desk, Bldg. 4 Section D, 700
approved in 1970. Last previous edition approved in 2002 as A 635 – 02. Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.
*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 635/A 635M – 04
3. Terminology determine the conformance with the appropriate requirement.
The analysis shall be from a test sample preferably taken
3.1 Definitions of Terms Specific to This Standard:
during the pouring of the heat or cast.
3.1.1 Steel Types:
6.1.1 Where the material is used for fabrication by welding,
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