ASTM A29 A29M-2012 Standard Specification for Steel Bars Carbon and Alloy Hot-Wrought General Requirements for《热锻碳合金钢筋的标准规格 通用要求》.pdf
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1、Designation:A29/A29M11a Designation: A29/A29M 12Standard Specification forSteel Bars, Carbon and Alloy, Hot-Wrought, GeneralRequirements for1This standard is issued under the fixed designation A29/A29M; the number immediately following the designation indicates the yearof original adoption or, in th
2、e 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*1.1 This
3、 specification2covers a group of common requirements which, unless otherwise specified in the purchase order or inan individual specification, shall apply to carbon and alloy steel bars under each of the following ASTM specifications (or underany other ASTM specification which invokes this specifica
4、tion or portions thereof):Title of Specification ASTMDesignationAHot-Rolled Carbon Steel Bars:Steel Bars, Carbon, Quenched and Tempered A321Steel Bars and Shapes, Carbon Rolled from “T Rails A499Steel Bars, Carbon, Merchant Quality, M-Grades A575Steel Bars, Carbon, Hot-Wrought, Special Quality A576S
5、teel Bars, Carbon, Merchant Quality, MechanicalPropertiesA663/A663MSteel Bars, Carbon, Hot-Wrought, Special Quality, Me-chanical PropertiesA675/A675MSteel Bars for Springs, Carbon and Alloy A689Cold-Finished Carbon Steel Bars:Steel Bars, Carbon and Alloy, Cold-Finished A108Cold-Drawn Stress-Relieved
6、 Carbon Steel Bars Sub-ject to Mechanical Property RequirementsA311/A311MHot-Rolled Alloy Steel Bars:Steel Bars, Alloy, Standard Grades A322Carbon and Alloy Steel Bars Subject to End-QuenchHardenability RequirementsA304Steel Bars, Alloy, Hot-Wrought or Cold-Finished,Quenched and TemperedA434Steel Ba
7、rs, Alloy, Hot-Wrought, for Elevated Tempera-ture or Pressure-Containing Parts, or BothA739Cold-Finished Alloy Steel Bars:Steel Bars, Alloy, Hot-Rolled or Cold-Finished,Quenched and TemperedA434Steel Bars, Carbon, Hot-Wrought or Cold-Finished,Special Quality, for Pressure Piping ComponentsA696AThese
8、 designations refer to the latest issue of the respective specifications, which appear either in the Annual Book of ASTM Standards, Vol 01.05, or as reprintsobtainable from ASTM.1.2 In case of any conflict in requirements, the requirements of the purchase order, the individual material specification
9、, and thisgeneral specification shall prevail in the sequence named.1.3 The values stated in inch-pound units or SI units are to be regarded as the standard. Within the text, the SI units are shownin brackets. The values stated in each system are not exact equivalents; therefore, each system must be
10、 used independently of theother. Combining values from the two systems may result in nonconformance with the specification.1.4 For purposes of determining conformance to this specification and the various material specifications referenced in 1.1,dimensional values shall be rounded to the nearest un
11、it in the right-hand place of figures used in expressing the limiting valuesin accordance with the rounding method of Practice E29.NOTE 1Specification A29 previously listed dimensional tolerances for cold-finished bars; these are now found in Specification A108.1This specification is under the juris
12、diction of ASTM Committee A01 on Steel, Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee A01.15on Bars.Current edition approved Oct.May 1, 2011.2012. Published October 2011.May 2012. Originally approved in 1957. Last previous edition approved in 2011asA29/A29M 11a.
13、 DOI: 10.1520/A0029_A0029M-11A2.2For ASME Boiler and Pressure Vessel Code applications see related Specification SA-29/SA-29M in Section II of that Code.1This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to
14、 the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summa
15、ry of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.2. Referenced Documents2.1 ASTM Standards:3A108 Specification for Steel Bar, Carbon and Alloy, Cold-FinishedA304 Specification f
16、or Carbon and Alloy Steel Bars Subject to End-Quench Hardenability RequirementsA311/A311M Specification for Cold-Drawn, Stress-Relieved Carbon Steel Bars Subject to Mechanical Property RequirementsA321 Specification for Steel Bars, Carbon, Quenched and TemperedA322 Specification for Steel Bars, Allo
17、y, Standard GradesA370 Test Methods and Definitions for Mechanical Testing of Steel ProductsA434 Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and TemperedA499 Specification for Steel Bars and Shapes, Carbon Rolled from T RailsA575 Specification for Steel Bars, Carbon,
18、Merchant Quality, M-GradesA576 Specification for Steel Bars, Carbon, Hot-Wrought, Special QualityA663/A663M Specification for Steel Bars, Carbon, Merchant Quality, Mechanical PropertiesA675/A675M Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality, Mechanical PropertiesA689 Specificat
19、ion for Carbon and Alloy Steel Bars for SpringsA696 Specification for Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Special Quality, for Pressure Piping ComponentsA700 Practices for Packaging, Marking, and Loading Methods for Steel Products for ShipmentA739 Specification for Steel Bars, Alloy, H
20、ot-Wrought, for Elevated Temperature or Pressure-Containing Parts, or BothA751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel ProductsE29 Practice for Using Significant Digits in Test Data to Determine Conformance with SpecificationsE112 Test Methods for Determining Average
21、Grain Size2.2 Federal Standards:4Fed. Std. No. 123 Marking for Shipment (Civil Agencies)Fed. Std. No. 183 Continuous Identification Marking of Iron and Steel Products2.3 Military Standard:4MIL-STD-163 Steel Mill ProductsPreparation for Shipment and Storage2.4 Other Standards:AIAG B-1 Bar Code Symbol
22、ogy Standard for 3-of-9 Bar Codes5AIAG B-5 02.00 Primary Metals Tag Application Standard53. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 Hot-Wrought Steel BarsSteel bars produced by hot forming ingots, blooms, billets, or other semifinished forms to yieldstraight lengths (or c
23、oils, depending upon size, section, and mill equipment) in sections that are uniform throughout their length,and in the following sections and sizes:3.1.1.1 Rounds732 to 10.0 in. 5.5 to 250 mm, inclusive,3.1.1.2 Squares732 to 6.0 in. 6 to 160 mm, inclusive,3.1.1.3 Round-Cornered Squares732 to 8.0 in
24、. 6 to 200 mm, inclusive,3.1.1.4 Flats14 to 8 in. inclusive, in width:1364 in. in minimum thickness up to 6 in. in width; and 0.230 in. in minimumthickness for over 6 to 8 in. in width, inclusive over 5 mm in thickness up to 150 mm in width; and over 6 mm in thickness forover 150 mm through 200 mm i
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