1、Designation:A690/A690M13aStandard Specification forHigh-Strength Low-Alloy Nickel,Copper,Phosphorus SteelH-Piles and Sheet Piling with Atmospheric CorrosionResistance for Use in Marine Environments1This standard is issued under the fixed designation A690/A690M;the number immediately following the de
2、signation 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()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by ag
3、encies of the Department of Defense.1.Scope*1.1 This specification covers high-strength low-alloy nickel,copper,phosphorus steel H-piles and sheet piling of structuralquality for use in the construction of dock walls,sea walls,bulkheads,excavations,and like applications in marine envi-ronments.1.2 T
4、he atmospheric corrosion resistance of this steel issubstantially better than that of ordinary carbon steels with orwithout copper addition(see Note 1).The steel has also shownto have substantially greater resistance to seawater“SplashZone”corrosion than ordinary carbon steel(SpecificationsA36/A36M
5、and A328/A328M)where exposed to the washingaction of rain and the drying action of the wind or sun,or both.Where the steel is not boldly exposed,the usual provisions forthe protection of ordinary carbon steel should be considered.NOTE1For methods of estimating atmospheric corrosion resistance oflow-
6、alloy steels,see Guide G101.1.3 When 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 X3 of Specifica-tion A6/A6M for information on weldability.1.4 The values stated in either inch-pound unit
7、s or SI unitsare to be regarded as standard.Within the text,the SI units areshown in brackets.The values stated in each system are notexact equivalents;therefore,each system must be used inde-pendently of the other.Combining values from the two systemsmay result in nonconformance with the specificat
8、ion.2.Referenced Documents2.1 ASTM Standards:2A6/A6M Specification for General Requirements for RolledStructural Steel Bars,Plates,Shapes,and Sheet PilingA36/A36M Specification for Carbon Structural SteelA328/A328M Specification for Steel Sheet PilingG101 Guide for Estimating the Atmospheric Corrosi
9、on Re-sistance of Low-Alloy Steels3.General Requirements for Delivery3.1 Structural products furnished under this specificationshall conform to the requirements of the current edition ofSpecification A6/A6M,for the specific structural productordered,unless a conflict exists in which case this specif
10、icationshall prevail.3.2 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-ucts that have been cut to individual lengths from a coil.Theprocessor directly controls,or i
11、s responsible for,the operationsinvolved in the processing of a coil into finished structuralproduct.Such operations include decoiling,leveling orstraightening,hot-forming or cold-forming(if applicable),cutting to length,testing,inspection,conditioning,heat treat-ment(if applicable),packaging,markin
12、g,loading for shipment,and certification.NOTE2For structural products produced from coil and furnishedwithout heat treatment or with stress relieving only,two test results are tobe reported for each qualifying coil.Additional requirements regardingstructural products produced from coil are described
13、 in SpecificationA6/A6M.1This 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.Current edition approved Nov.1,2013.Publish
14、ed November 2013.Originallyapproved in 1974.Last previous edition approved in 2013 as A690/A690M 13.DOI:10.1520/A0690_A0690M-13A.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,r
15、efer to the standards Document Summary page onthe ASTM website.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1Copyright by ASTM Intl(all rights reserved);4.Materials and Man
16、ufacture4.1 The steel shall be killed.5.Chemical Composition5.1 The heat analysis shall conform to the requirementsprescribed in Table 1.5.2 The steel shall conform on product analysis to therequirements prescribed in Table 1,subject to the productanalysis tolerances in Specification A6/A6M.5.3 Choice and use of alloying elements,combined with thelisted element requirements prescribed in 5.1 to give themechanical properties prescribed in Section 6.1,shall be madeby the manufacturer and included
