1、Designation:A25210Standard Specification forWelded and Seamless Steel Pipe Piles1This standard is issued under the fixed designation A252;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parenthes
2、es indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers nominal(average)wall steelpipe piles of cylindrical shape and applies to pipe piles inwhich the steel cylinder acts as a permanent l
3、oad-carryingmember,or as a shell to form cast-in-place concrete piles.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 The text of
4、this specification contains notes and foot-notes that provide explanatory material.Such notes andfootnotes,excluding those in tables and figures,do not containany mandatory requirements.1.4 The following precautionary caveat pertains only to thetest method portion,Section 16 of this specification.Th
5、isstandard does not purport to address all of the safety problems,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1
6、ASTM Standards:2A370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA751 Test Methods,Practices,and Terminology for Chemi-cal Analysis of Steel ProductsA941 Terminology Relating to Steel,Stainless Steel,RelatedAlloys,and FerroalloysE29 Practice for Using Significant Digits in Te
7、st Data toDetermine Conformance with Specifications3.Terminology3.1 Definitions:3.1.1 Definitions of terms used in this specification shall bein accordance with Terminology A941.3.1.2 defectan imperfection of sufficient size or magnitudeto be cause for rejection.3.1.3 imperfectionany discontinuity o
8、r irregularity foundin the pipe.4.Ordering Information4.1 Orders for material under this specification shall containinformation concerning as many of the following items as arerequired to describe the desired material adequately:4.1.1 Quantity(feet or number of lengths),4.1.2 Name of material(steel
9、pipe piles),4.1.3 Method of manufacture(seamless or welded),4.1.4 Grade(Tables 1 and 2),4.1.5 Size(outside diameter and nominal wall thickness),4.1.6 Lengths(single random,double random,or uniform)(see Section 13),4.1.7 End finish(Section 15),and4.1.8 ASTM specification designation and year of issue
10、,4.1.9 Location of purchasers inspection(see 19.1),and4.1.10 Bar coding(see 22.2).5.Materials and Manufacture5.1 The piles shall be made by the seamless,electricresistance welded,flash welded,or fusion welded process.Theseams of welded pipe piles shall be longitudinal,helical-butt,or helical-lap.NOT
11、E1For welded pipe piles,the weld should not fail when theproduct is properly fabricated and installed and subjected to its intendedend use.6.Process6.1 The steel shall be made by one or more of the followingprocesses:open-hearth,basic-oxygen,or electric-furnace.7.Chemical Composition7.1 The steel sh
12、all contain no more than 0.050%phospho-rous.8.Heat Analysis8.1 Each heat analysis shall conform to the requirementspecified in 7.1.When requested by the purchaser,the appli-cable heat analyses shall be reported to the purchaser ro thepurchasers representative.1This specification is under the jurisdi
13、ction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.09 on Carbon Steel Tubular Products.Current edition approved Oct.1,2010.Published November 2010.Originallyapproved in 1944.Last previous edition approved in 2007 as A252 98(200
14、7).DOI:10.1520/A0252-10.2For 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.Copyright ASTM International,100 Barr Harb
15、or Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1Copyright by ASTM Intl(all rights reserved);9.Product Analysis9.1 Chemical analysis shall be in accordance with TestMethods,Practices,and Terminology A751.9.2 It shall be permissible for the purchaser to make productanalyses using sa
16、mples from lots of pipe piles as follows:Pipe Size OutsideDiameter,in.(mm)Number of Samples and Size of LotUnder 14(355.6)2 from 200 pipe or fraction thereof14 to 36,incl(355.6to 914)2 from 100 pipe or fraction thereofOver 36(914)2 from 3000 ft(914 m)or fraction thereofThe product analyses shall conform to the requirement in7.1.9.3If the chemical compositions of both of the samplesrepresenting a lot fail to conform to the specified requirement,the lot shall be rejected or analyses of four additi
