ASTM A514/A514M-05

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American Association State Highway and Trans-
Designation: A514/A514M – 05 portation Officials Standard AASHTO No.: M 244
Standard Specification for
High-Yield-Strength, Quenched and Tempered Alloy Steel
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Plate, Suitable for Welding
This standard is issued under the fixed designationA514/A514M; 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 (´) 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* fication A6/A6M unless a conflict exists in which case this
specification shall prevail.
1.1 This specification covers quenched and tempered alloy
steel plates of structural quality in thicknesses of 6 in. [150
4. Materials and Manufacture
mm] and under intended primarily for use in welded bridges
4.1 The steel shall be killed and conform to the require-
and other structures.
ments for fine austenitic grain size in Specification A6/A6M.
NOTE 1—All grades are not available in a maximum thickness of 6 in.
[150 mm]. See Table 1 for thicknesses available in each grade.
5. Heat Treatment
1.2 If the steel is to be welded, it is presupposed that a
5.1 Except as allowed by 5.2, plates shall be heat treated to
welding procedure suitable for the grade of steel and intended conform to the tensile and hardness requirements given in
use or service will be utilized. See Appendix X 3 of Specifi-
Table 2 by heating to not less than 1650°F [900°C], quenching
cation A6/A6M for information on weldability. in water or oil, and tempering at not less than 1150°F [620°C].
1.3 The values stated in either inch-pound units or SI units
The heat-treatment temperatures shall be reported in the test
are to be regarded separately as standard. Within the text, the report.
SI units are shown in brackets. The values stated in each
5.2 Plates ordered without the heat treatment specified in
system are not exact equivalents; therefore, each system is to 5.1shallbestressrelievedbythemanufacturer,andsubsequent
be used independently of the other, without combining values
heat treatment of the plates to conform to 5.1 shall be the
in any way. responsibility of the purchaser.
2. Referenced Documents 6. Chemical Composition
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2.1 ASTM Standards:
6.1 The heat analysis shall conform to the requirements
A6/A6M SpecificationforGeneralRequirementsforRolled given in Table 1.
Structural Steel Bars, Plates, Shapes, and Sheet Piling
6.2 The product analysis shall conform to the requirements
A370 Test Methods and Definitions for Mechanical Testing given in Table 1, subject to the product analysis tolerances in
of Steel Products
Specification A6/A6M.
3. General Requirements for Delivery 7. Mechanical Properties
3.1 Plates furnished under this specification shall conform
7.1 Tension Test—The plates as represented by the tension
to the applicable requirements of the current edition of Speci- test specimens shall conform to the tensile requirements given
in Table 2.
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7.2 Hardness Test—For plates ⁄8 in. [10 mm] and under in
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This specification is under the jurisdiction of ASTM Committee A01 on Steel,
thickness, a Brinell hardness test may be used instead of
Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee
tension testing each plate, in which case a tension test shall be
A01.02 on Structural Steel for Bridges, Buildings, Rolling Stock and Ships.
made from a corner of each of two plates per lot. A lot shall
Current edition approved Sept. 1, 2005. Published October 2005. Originally
consist of plates from the same heat, thickness, prior condition,
approved in 1964. Last previous edition approved in 2000 as A514/A514M – 00a.
DOI: 10.1520/A0514_A0514M-05.
and scheduled heat treatment and shall not exceed 15 tons [15
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
Mg] in weight [mass].ABrinell hardness test shall be made on
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
each plate not tension tested and the results shall conform to
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. the hardness requirements given in Table 2.
*ASummary of Changes section appears at the end of this standard.
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A514/A514M – 05
TABLE 1 Chemical Requirements (Heat Analysis)
NOTE 1—Where “. . .” appears in this table, there is no requirement.
Chemical Composition, %
Grade A Grade B Grade E Grade F Grade H Grade P Grade Q Grade S
Maximum Thickness, in. [mm]
1 1 1
...