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    ASTM A514 A514M-2005(2009) Standard Specification for High-Yield-Strength Quenched and Tempered Alloy Steel Plate Suitable for Welding《焊接用经淬火与回火的高屈服强度合金钢板标准规范》.pdf

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    ASTM A514 A514M-2005(2009) Standard Specification for High-Yield-Strength Quenched and Tempered Alloy Steel Plate Suitable for Welding《焊接用经淬火与回火的高屈服强度合金钢板标准规范》.pdf

    1、Designation: A514/A514M 05 (Reapproved 2009)Standard Specification forHigh-Yield-Strength, Quenched and Tempered Alloy SteelPlate, Suitable for Welding1This standard is issued under the fixed designation A514/A514M; the number immediately following the designation indicates the yearof original adopt

    2、ion 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. S

    3、cope1.1 This specification covers quenched and tempered alloysteel plates of structural quality in thicknesses of 6 in. 150mm and under intended primarily for use in welded bridgesand other structures.NOTE 1All grades are not available in a maximum thickness of 6 in.150 mm. See Table 1 for thickness

    4、es available in each grade.1.2 If the steel is to be welded, it is presupposed that awelding procedure suitable for the grade of steel and intendeduse or service will be utilized. See Appendix X 3 of Specifi-cation A6/A6M for information on weldability.1.3 The values stated in either inch-pound unit

    5、s or SI unitsare to be regarded separately as standard. Within the text, theSI units are shown in brackets. The values stated in eachsystem are not exact equivalents; therefore, each system is tobe used independently of the other, without combining valuesin any way.2. Referenced Documents2.1 ASTM St

    6、andards:2A6/A6M Specification for General Requirements for RolledStructural Steel Bars, Plates, Shapes, and Sheet PilingA370 Test Methods and Definitions for Mechanical Testingof Steel Products3. General Requirements for Delivery3.1 Plates furnished under this specification shall conformto the appli

    7、cable requirements of the current edition of Speci-fication A6/A6M unless a conflict exists in which case thisspecification shall prevail.4. Materials and Manufacture4.1 The steel shall be killed and conform to the require-ments for fine austenitic grain size in Specification A6/A6M.5. Heat Treatmen

    8、t5.1 Except as allowed by 5.2, plates shall be heat treated toconform to the tensile and hardness requirements given inTable 2 by heating to not less than 1650F 900C, quenchingin water or oil, and tempering at not less than 1150F 620C.The heat-treatment temperatures shall be reported in the testrepo

    9、rt.5.2 Plates ordered without the heat treatment specified in5.1 shall be stress relieved by the manufacturer, and subsequentheat treatment of the plates to conform to 5.1 shall be theresponsibility of the purchaser.6. Chemical Composition6.1 The heat analysis shall conform to the requirementsgiven

    10、in Table 1.6.2 The product analysis shall conform to the requirementsgiven in Table 1, subject to the product analysis tolerances inSpecification A6/A6M.7. Mechanical Properties7.1 Tension TestThe plates as represented by the tensiontest specimens shall conform to the tensile requirements givenin Ta

    11、ble 2.7.2 Hardness TestFor plates38 in. 10 mm and under inthickness, a Brinell hardness test may be used instead oftension testing each plate, in which case a tension test shall bemade from a corner of each of two plates per lot. A lot shallconsist of plates from the same heat, thickness, prior cond

    12、ition,and scheduled heat treatment and shall not exceed 15 tons 15Mg in weight mass. A Brinell hardness test shall be made oneach plate not tension tested and the results shall conform tothe hardness requirements given in Table 2.1This specification is under the jurisdiction of ASTM Committee A01 on

    13、 Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.02 on Structural Steel for Bridges, Buildings, Rolling Stock and Ships.Current edition approved Oct. 1, 2009. Published December 2009. Originallyapproved in 1964. Last previous edition approved in 2005 as A

    14、514/A514M 05.DOI: 10.1520/A0514_A0514M-05R09.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM

    15、International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.8. Number of Tests8.1 Except as allowed by 7.2, one tension test shall be takenfrom a corner of each plate as heat treated.9. Retest9.1 Plates that were subjected to Brinell hardness testingand failed

    16、to conform the specified hardness requirements maybe subjected, at the manufacturers option, to tension testingand shall be accepted if the results conform to the tensilerequirements given in Table 2.9.2 The manufacturer may re-heat treat plates that fail tomeet the mechanical property requirements

    17、of this specifica-tion. All mechanical property tests shall be repeated after suchheat treatment.10. Test Specimens10.1 If possible, all test specimens shall be cut from theplate in its heat-treated condition. If it is necessary to preparetest specimens from separate pieces, such pieces shall be ful

    18、lthickness, and shall be similarly and simultaneously heattreated with the plate. All such separate pieces shall be of sucha size that the prepared test specimens are free of any variationin properties due to edge effects.10.2 If specified in the purchase order, the test pieces shallbe subjected to

    19、additional thermal treatments intended tosimulate thermal treatments that subsequently might be doneby the fabricator.11. Keywords11.1 alloy; bridges; high-yield-strength; plates; quenched;steel; structural steel; tempered; welded constructionTABLE 1 Chemical Requirements (Heat Analysis)NOTE 1Where

    20、“. . .” 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 SMaximum Thickness, in. mmElement 114 32 114 32 6 150 212 65 2 50 6 150 6 150 212 65Carbon 0.150.21 0.120.21 0.120.20 0.100.20 0.120.21 0.120.21 0.140.21 0.110.

    21、21Manganese 0.801.10 0.701.00 0.400.70 0.601.00 0.951.30 0.450.70 0.951.30 1.101.50Phosphorus, max 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.035Sulfur, max 0.035 0.035 0.035 0.035 0.035 0.035 0.035 0.020Silicon 0.400.80 0.200.35 0.200.40 0.150.35 0.200.35 0.200.35 0.150.35 0.150.45Nickel . . . 0.7

    22、01.00 0.300.70 1.201.50 1.201.50 .Chromium 0.500.80 0.400.65 1.402.00 0.400.65 0.400.65 0.851.20 1.001.50 .Molybdenum 0.180.28 0.150.25 0.400.60 0.400.60 0.200.30 0.450.60 0.400.60 0.100.60Vanadium . 0.030.08A0.030.08 0.030.08 . 0.030.08 0.06Titanium . 0.010.04 0.010.10 . . . .BZirconium 0.050.15C.

    23、. . . . . .Copper . . . 0.150.50 . . . .Boron 0.0025 max 0.00050.005 0.0010.005 0.00050.006 0.00050.005 0.0010.005 . 0.0010.005Columbium, max . . . . . . . 0.06AMay be substituted for part or all of titanium content on a one for one basis.BTitanium may be present in levels up to 0.06 % to protect th

    24、e boron additions.CZirconium may be replaced by cerium. When cerium is added, the cerium/sulfur ratio should be approximately 1.5 to 1, based upon heat analysis.TABLE 2 Tensile and Hardness RequirementsNOTE 1 See the Orientation and Preparation subsections in the Tension Tests section of Specificati

    25、on A6/A6M.NOTE 2Where “. . . appears in this table there is no requirement.Thickness, in. mm Tensile Strength,ksi MPaYield Strength, minA,ksi MPaElongation in 2in. 50 mm,minBCD,%Reductionof Area,minBC,%BrinellHardnessNumberETo34 20, incl 110 to 130 760 to 895 100 690 18 40F235 to 293 HBWOver34 20 to

    26、 212 65, incl 110 to 130 760 to 895 100 690 18 40F,50G.Over 212 65 to 6 150, incl 100 to 130 690 to 895 90 620 16 50G.AMeasured at 0.2 % offset or 0.5 % extension under load as described in the Determination of Tensile Properties section of Test Methods and Definitions A370.BElongation and reduction

    27、 of area need not be determined for floor plates.CFor plates tested in the transverse direction, the elongation requirement is reduced by two percentage points and the reduction of area minimum requirement isreduced by five percentage points. See elongation requirement adjustments in the Tension Tes

    28、ts section of Specification A6/A6M.DIf measured on the Fig. 3 (Test Methods and DefinitionsA370)112-in. 40-mm wide tension test specimen, the elongation is determined in a 2-in. 50-mm gage lengththat includes the fracture and shows the greatest elongation.ESee 7.2.FIf measured on the Fig. 3 (Test Me

    29、thods and Definitions A370)112-in. 40-mm wide tension test specimen.GIf measured on the Fig. 4 (Test Methods and Definitions A370)12-in. 12.5-mm round tension test specimen.A514/A514M 05 (2009)2SUPPLEMENTARY REQUIREMENTSSupplementary requirements shall not apply unless specified in the purchase orde

    30、r or contract.Standardized supplementary requirements for use at the option of the purchaser are listed inSpecification A6/A6M. Those that are considered suitable for use with this specification are listed bytitle:S5. Charpy V-Notch Impact Test S8. Ultrasonic ExaminationASTM International takes no p

    31、osition respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsib

    32、ility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to

    33、ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the addre

    34、ss shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).A514/A514M 05 (2009)3


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