1、Designation:A572/A572M-15American Association StateHighway and TransportationOfficals StandardNTERNATIONALAASHTO No.:M223Standard Specification forHigh-Strength Low-Alloy Columbium-Vanadium StructuralSteel1This standard is issued under the fixed designation A572/A572M:the number immediately followin
2、g the designation indicates the yearof 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
3、use by agencies of the U.S.Department of Defense.1.Scopesystem are not exact equivalents;therefore,each system is to1.1 This specification covers five grades of high-strengthbe used independently of the other,without combining valueslow-alloy structural steel shapes,plates,sheet piling,and bars.in a
4、ny way.Grades 42 290,50 345,and 55 380are intended for1.8 The text of this specification contains notes or footnotes.riveted,bolted,or welded structures.Grades 60 415and 65or both,that provide explanatory material.Such notes and450are intended for riveted or bolted construction of bridges,footnotes,
5、excluding those in tables and figures,do not containor for riveted,bolted,or welded construction in other applica-any mandatory requirements.tions.1.9 For structural products produced from coil and fur-1.2 For applications,such as welded bridge construction,nished without heat treatment or with stre
6、ss relieving only,thewhere notch toughness is important,notch toughness require-additional requirements,including additional testing require-ments are to be negotiated between the purchaser and thements and the reporting of additional tests,of A6/A6M apply.producer.2.Referenced Documents1.3 Specific
7、ation A588/A588M shall not be substituted for2.1 ASTM Standards:2Specification A572/A572M without agreement between theA6/A6M Specification for General Requirements for Rolledpurchaser and the supplier.Structural Steel Bars,Plates,Shapes,and Sheet Piling1.4 The use of columbium,vanadium,titanium,nit
8、rogen,orA36/A36M Specification for Carbon Structural Steelcombinations thereof,within the limitations noted in Section 5,A514/A514M Specification for High-Yield-Strength,is required;the selection of type(1,2,3,or 5)is at the optionQuenched and Tempered Alloy Steel Plate,Suitable forof the producer,u
9、nless otherwise specified by the purchaser.Welding(See Supplementary Requirement S90.)A588/A588M Specification for High-Strength Low-AlloyStructural Steel,up to 50 ksi 345 MPaMinimum Yield1.5 The maximum thicknesses available in the grades andPoint,with Atmospheric Corrosion Resistanceproducts cover
10、ed by this specification are shown in Table 1.1.6 When the steel is to be welded,a welding procedure3.General Requirements for Deliverysuitable for the grade of steel and intended use or service is to3.1 Structural products furnished under this specificationbe utilized.See Appendix X3 of Specificati
11、on A6/A6M forshall conform to the requirements of the current edition ofinformation on weldability.Specification A6/A6M,for the specific structural productordered,unless a conflict exists in which case this specification1.7 The values stated in either inch-pound units or SI unitsshall prevail.are to
12、 be regarded separately as standard.Within the text,theSI units are shown in brackets.The values stated in each3.2 Coils are excluded from qualification to this specifica-tion until they are processed into a finished structural product.Structural products produced from coil means structural prod-uct
13、s that have been cut to individual lengths from a coil.TheThis specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.02 on Structural Steel for Bridges,Buildings.Rolling Stock and Ships.2 For refe
14、renced ASTM standards,visit the ASTM website,www.astm.org.orCurrent edition approved March 1,2015.Published March 2015.Originallycontact ASTM Customer Service at serviceastm.org.For Annual Book of A.STMapproved in 1966.Last previous edition approved in 2013 as A572/A572M-13a.Standards volume informa
15、tion,refer to the standards Document Summary page onD0L:10.1520WA0572_A0572M-15.the ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM Intemational,100 Barr Harbor Drive,PO Box C700.West Conshohocken.PA 19428-2959.United States1A572/A572M-15TABLE 1 Maximum P
16、roduct Thickness or SizeYield Point,minMaximum Thickness or SizeStructural ShapeGradePlates and BarsZees and RolledFlange or LegksiMPaThicknessSheet PilingTeesin.(mmin.mm422901A4229061501allallall5034550345100j9allallall55380j5538050jallaal604156041514C321950alla6545065450j1%32250jnot availableallA
17、In the above tabulation,Grades 42.50,and 60290.345,and 415,are the yield point levels most closely approximating a geometric progression pattem between 36ksi 250 MPa,min,yield point steels covered by Specification A36/A36M and 100 ksi 690 MPa,min,yield strength steels covered by Specification A514/A
18、514M.Round bars up to and including 11 in.275 mmin diameter are permitted.cRound bars up to and including 3%in.90 mmin diameter are permitted.TABLE 2 Chemical Requirements(Heat Analysis)SiliconPlates to1hin.【40mmThick.Plates Over 11 inDiameter,Thickness.StructuralShapes withShape40 mmThick andor Dis
19、tanceFlange or LegBetween ParallelFlange orCarbon,GradeManganese,Phosphorus,Sulfur,Thickness to 3 in.Shapes with FlangeLegmax,max,max,maxThickness75 mminclusive,Faces,in.mmThickness.Over 3 in.Plates and BarsSheet Piling,in.mmBars,Zees,and75mmRolled Teescmax,range,61501a4229010.211.3500.0300.0300.400
20、.150.404100all503450.231.35D0.0300.0300.400.15-0.40250553800.251.3500.0300.0300.400.15-0.4014325250604150.261.35D0.0300.0300.406-1%13-3211-225-50654500.231.650.0300.0300.40G收13H1654500.261.350.0300.0300.40Copper when specified shall have a minimum content of 20%by heat analysis(0.18%by product analy
21、sis).Manganese.minimum,by heat analysis of.80%(0.75%by product analysis)shall be required for all plates over in.10 mmin thickness:a minimum of 0.50%(0.45 by product analysis)shall be required for plates in.10 mmand less in thickness,and for all other products.The manganese to carbon ratio shall not
22、 be lessthan 2 to 1.c Bars over 11 in.40 mmin diameter,thickness,or distance between parallel faces shall be made by a killed steel practice.For each reduction of 0.01 percentage point below the specified carbon maximum,an increase of 0.06 percentage point manganese above the specified maximum isper
23、mitted,up to a maximum of 1.60%Round bars up to and including 11 in.275 mmin diameter are permitted.FRound bars up to and including 3%in.90 mmin diameter are permitted.G The size and grade is not described in this specification.An alternative chemical requirement with a maximum carbon of 0.21%and a
24、maximum manganese of 1.65%is permitted,with the balance of the elements as shownin Table 2.A maximum phosphorus content of 0.04%and a maximum sulfur content of 0.05%are permitted for the following materials:Structural shapesSheet pilingBarsPlates with widths up to and including 15 in.380 mmprocessor
25、 directly controls,or is responsible for,the operations4.Materials and Manufactureinvolved in the processing of a coil into a finished structuralproduct.Such operations include decoiling,leveling or4.1 The steel shall be killedstraightening,hot-forming or cold-forming(if applicable),cutting to lengt
26、h,testing,inspection,conditioning,heat treat-5.Chemical Compositionment(if applicable),packaging,marking,loading for shipment,5.1 The heat analysis shall conform to the requirementsand certification.prescribed in Table 2 and Table 3.NorE 1-For structural products produced from coil and furnishedwith
27、out heat treatment or with stress relieving only,two test results are to5.2 The steel shall conform on product analysis to thebe reported for each qualifying coil.Additional requirements regardingrequirements prescribed in Table 2 and Table 3,subject to thestructural products produced from coil are
28、described in A6/A6M.product analysis tolerances in Specification A6/A6M.246A572IA572M-15SUMMARY OF CHANGESCommittee A0l has identified the location of selected changes to this standard since the last issue(A572/A572M-13a)that may impact the use of this standard.(Approved March 1,2015.)(1)Revised pho
29、sphorus and sulfur levels for wide plates inTable 2.Committee A01 has identified the location of selected changes to this standard since the last issue(A572/A572M-13)that may impact the use of this standard.(Approved Nov.1,2013.)(1)Revised S99.1 to add type of sheet piling sections whereinterlock st
30、rength supplement would apply.Committee A01 has identified the location of selected changes to this standard since the last issue(A572/A572M-12a)that may impact the use of this standard.(Approved Oct.1,2013.)(1)Added Supplementary Requirement S99.(2)Revised Table 3.ASTM Intemational takes no positio
31、n 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 responsibility.Thi
32、s 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 ASTM Intern
33、ational 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 address shown below.
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