ASTM A506-04

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Designation: A 506 – 04
Standard Specification for
Alloy and Structural Alloy Steel, Sheet and Strip, Hot-Rolled
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and Cold-Rolled
This standard is issued under the fixed designation A 506; 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* A 507 Specification for Drawing Alloy Steel, Sheet and
Strip, Hot-Rolled and Cold-Rolled
1.1 This specification covers hot-rolled and cold-rolled
alloy and structural alloy-steel sheet and strip. Alloy steel is
3. Terminology
furnished to chemical composition requirements and is in-
3.1 Definitions of Terms Specific to This Standard:
tended primarily for general or miscellaneous use where
3.1.1 alloy steel—alloy-steel sheet and strip furnished to
bending and moderate forming is a requirement. Structural
chemicalcompositionrequirementsandintendedforgeneralor
alloy steel is furnished to chemical composition requirements
miscellaneous applications where normal surface imperfec-
and to specific mechanical property requirements which may
tions are not objectionable and a good finish is not the prime
include tension tests, hardness tests, or other commonly
requirement.
accepted mechanical tests.
3.1.2 SAE—Society of Automotive Engineers.
1.2 If material of a higher degree of uniformity of internal
3.1.3 standard steels—steel chemical compositions defined
soundness and freedom from surface imperfections is required,
as “standard” by SAE, shown in Table 1 and Table A1.1.
reference should be made to Specification A 507.
3.1.4 steels other than standard—steel chemical composi-
1.3 Alloy and structural alloy-steel sheet and strip are not
tions other than those defined as “standard,” and furnished to
produced to internal cleanliness requirements. Normally sur-
the composition limits shown in Table 2.
face imperfections are not objectionable, and a good finish is
3.1.5 structural alloy steel—alloy-steel sheet and strip
not a prime requirement.
meeting the requirements of regular quality and also produced
1.4 The formability of structural alloy steel decreases with
to specific mechanical property requirements.
increasing yield strength or hardness. Therefore, product de-
sign in relation to the mechanical properties of the grade used
4. General Requirements and Ordering Information
must be considered.
4.1 Material supplied to this specification shall conform to
1.5 The material covered by this specification may be
Specification A 505, which includes the general requirements
furnished in several conditions: heat treatments, surface con-
and establishes the rules for the ordering information that
ditions, and edges, as specified herein, in coils or cut lengths.
should be complied with when purchasing material to this
1.6 The values stated in inch-pound units are to be regarded
specification.
as the standard. SI units are provided for information only.
4.2 In addition to the ordering information required by
2. Referenced Documents Specification A 505, the following shall also be included:
2 4.2.1 Mechanical properties required for structural quality,
2.1 ASTM Standards:
when applicable,
A 505 Specification for Steel, Sheet and Strip, Alloy, Hot-
4.2.2 Surface finish, if other than standard (see 8.1), and
Rolled and Cold-Rolled, General Requirements for
4.2.3 Surface treatment, if other than standard (see 8.2).
5. Materials and Manufacture
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This specification is under the jurisdiction of ASTM Committee A01 on Steel,
5.1 Rolling—The material shall be furnished either hot-
Stainless Steel and RelatedAlloys, and is the direct responsibility of Subcommittee
rolled or cold-rolled, as specified on the order.
A01.19 on Steel Sheet and Strip.
5.2 Heat Treatment:
Current edition approved March 1, 2004. Published March 2004. Originally
approved in 1964. Last previous edition approved in 2000 as A 506 – 00.
5.2.1 Hot-Rolled—Hot-rolled material shall be furnished in
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
one of the following conditions, as specified on the order:
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
5.2.1.1 As-rolled,
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. 5.2.1.2 Annealed,
*ASummary of Changes section appears at the end of this standard.
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A 506–04
TABLE 1 Standard Steels Commonly Produced for Alloy-Steel Sheet and Strip
A
U
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