ASTM A588/A588M-00a

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Designation: A 588/A 588M – 00a American Association State
Highway and Transportation Officials Standard
AASHTO No.: M 222
Standard Specification for
High-Strength Low-Alloy Structural Steel with 50 ksi [345
1
MPa] Minimum Yield Point to 4–in. [100–mm] Thick
This standard is issued under the fixed designation A 588/A 588M; 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 Rolled Structural Steel Bars, Plates, Shapes and Sheet
2
Piling
1.1 This specification covers high-strength low-alloy struc-
G 101 Guide for Estimating Atmospheric Corrosion Resis-
tural steel shapes, plates, and bars for welded, riveted, or bolted
3
tance of Low-Alloy Steels
construction but intended primarily for use in welded bridges
and buildings where savings in weight or added durability are
3. General Requirements for Delivery
important. The atmospheric corrosion resistance of this steel in
3.1 Material furnished under this specification shall con-
most environments is substantially better than that of carbon
form to the requirements of the current edition of Specification
structural steels with or without copper addition (see Note 1).
A 6/A 6M, for the ordered material, unless a conflict exists in
When properly exposed to the atmosphere, this steel is suitable
which case this specification shall prevail.
for many applications in the bare (unpainted) condition. This
specification is limited to material up to 8 in. [200 mm]
4. Materials and Manufacture
inclusive in thickness.
4.1 The steel shall be made to fine grain practice.
NOTE 1—For methods of estimating the atmospheric corrosion resis-
tance of low-alloy steels, see Guide G 101. 5. Chemical Composition
1.2 When the steel is to be welded, a welding procedure 5.1 The heat analysis shall conform to the requirements
suitable for the grade of steel and intended use or service is to prescribed in Table 1.
be utilized. See Appendix X3 of Specification A 6/A 6M for 5.2 The steel shall conform on product analysis to the
information on weldability. requirements prescribed in Table 1, subject to the product
1.3 The values stated in either inch-pound units or SI units analysis tolerances in Specification A 6/A 6M.
are to be regarded separately as standard. Within the text, the 5.3 The atmospheric corrosion-resistance index, calculated
SI units are shown in brackets. The values stated in each on the basis of the heat analysis of the steel, as described in
system are not exact equivalents; therefore, each system is to Guide G 101, shall be 6.0 or higher.
be used independently of the other, without combining values
NOTE 2—The user is cautioned that the Guide G 101 predictive
in any way.
equation for calculation of an atmospheric corrosion-resistance index has
1.4 The text of this specification contains notes, footnotes,
only been verifed for the composition limits stated in the guide.
or both, that provide explanatory material. Such notes and
5.4 When required, the manufacturer shall supply evidence
footnotes, excluding those in tables and figures, do not contain
of corrosion resistance satisfactory to the purchaser.
any mandatory requirements.
6. Tensile Requirements
2. Referenced Documents
6.1 The material as represented by the test specimens shall
2.1 ASTM Standards:
conform to the requirements for tensile properties prescribed in
A 6/A 6M Specification for General Requirements for
Table 2.
1
This specification is under the jurisdiction of ASTM Committee A01 on Steel,
Stainless Steel, and Related Alloys and is the direct responsibility of Subcommittee
A01.02 on Structural Steel for Bridges, Buildings, Rolling Stock, and Ships.
2
Current edition approved Dec. 10, 2000. Published January 2001. Originally Annual Book of ASTM Standards, Vol 01.04.
3
published as A 588 – 68. Last previous edition A 588/A 588M – 00. Annual Book of ASTM Standards, Vol 03.02.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
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A 588/A 588M
A
TABLE 2 Tensile Requirements
7. Keywords
NOTE 1—Where “. . .’’ appears in this table, there is no requirement.
7.1 atmospheric corrosion resistance; bars; bolted construc-
tion; bridges; buildings; durability; high-strength; low-alloy;
Structural
plates; riveted construction; shapes; steel; structural steel;
Plates and Bars Shapes
weight; welded construction
For Thick- For Thick-
For Thick- nesses nesses
nesses Over 4 in. [100 Over 5 in. [125
TABLE 1 Chemical Requirements (Heat Analysis)
B
4 in
...