1、Designation:A662/A662M03 (Reapproved 2007) Designation: A662/A662M 12Standard Specification forPressure Vessel Plates, Carbon-Manganese-Silicon Steel,for Moderate and Lower Temperature Service1This standard is issued under the fixed designation A662/A662M; the number immediately following the design
2、ation 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.1. Scope*1.1 This specification2covers three
3、 grades of carbon-manganese-silicon steel plates intended primarily for service in weldedpressure vessels where improved low temperature notch toughness is important.1.2 The maximum thickness of plates is limited only by the capacity of the composition to meet the specified mechanicalproperty requir
4、ements; however, current practice normally limits the maximum thickness of plates furnished under thisspecification to 2 in. 50 mm.1.3 GradesA, B, and C comply substantially with the requirements of ISO Pressure Vessel Steels P9, P15, and P18, respectively.1.4 For plates produced from coil and furni
5、shed without heat treatment or with stress relieving only, the additional requirements,including additional testing requirements and the reporting of additional test results, of Specification A20/A20M apply.1.5 The values stated in either inch-pound units or SI units are to be regarded separately as
6、 standard. Within the text, the SI unitsare shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be usedindependently of the other. Combining values from the two systems may result in nonconformance with the specification.2. Referenced Documents2
7、.1 ASTM Standards:3A20/A20M Specification for General Requirements for Steel Plates for Pressure VesselsA435/A435M Specification for Straight-Beam Ultrasonic Examination of Steel PlatesA577/A577M Specification for Ultrasonic Angle-Beam Examination of Steel PlatesA578/A578M Specification for Straight
8、-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications3. General Requirements and Ordering Information3.1Plates3.1 Material supplied to this productmaterial specification shall conform to Specification A20/A20M, which outlinesthe testing and retesting methods and procedures, pe
9、rmissible variations in dimensions and mass, quality, and repair of defects,marking, loading, etc.3.2Specification . These requirements outline the testing and retesting methods and procedures, permitted variations indimensions, and mass, quality and repair of defects, marking, loading, and ordering
10、 information.3.2 In addition to the basic requirements of this specification, certain supplementary requirements are available when additionalcontrol, testing, or examination is required to meet end use requirements. The purchaser is referred to the listed supplementaryrequirements in this specifica
11、tion and to the detailed requirements in SpecificationA20/A20Malso establishes the rules for orderinginformation that should be complied with when purchasing plates to this specification.3.3In addition to the basic requirements of this specification certain supplementary requirements are available w
12、here additionalcontrol, testing, or examination is required to meet the end use requirements.3.4The purchaser is referred to the listed supplementary requirements in this specification and to the detailed requirements inSpecification A20/A20M.3.5Coils3.3 Coils are excluded from qualification to this
13、 specification until they are processed into finished plates. Platesproduced from coil means plates that have been cut to individual lengths from coil. The processor directly controls, or isresponsible for, the operations involved in the processing of coils into finished plates. Such operations incl
14、ude decoiling, leveling,1This specification is under the jurisdiction of Committee A01 on Steel, Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee A01.11 onSteel Plates for Boilers and Pressure Vessels.Current edition approved Nov.May 1, 2007.2012. Published March 2
15、008.June 2012. Originally approved in 1972. Last previous edition approved in 20032007 asA662/A662M 03 (2007). DOI: 10.1520/A0662_A0662M-03R07.10.1520/A0662_A0662M-12.2For ASME Boiler and Pressure Vessel Code applications, see related Specification SA-662/SA-662M in Section II of that Code.3For refe
16、renced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.1This document is not an ASTM standard and is intended only to provi
17、de the user of an ASTM standard an indication of what changes have been made to 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 s
18、tandard as published by ASTM is to be considered the official document.*A Summary 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.cutting to length, testing, inspection, condition
19、ing, heat treatment (if applicable), packaging, marking, loading for shipment, andcertification.NOTE 1For plates produced from coil and furnished without heat treatment or with stress relieving only, three test results are reported for eachqualifying coil. Additional requirements regarding plates fr
20、om coil are described in Specification A20/A20M.3.6If3.4 If the requirements of this specification are in conflict with the requirements of Specification A20/A20M, therequirements of this specification shall prevail.4. Manufacture4.1 Steelmaking PracticeThe steel shall be killed and shall conform to
21、 the fine austenitic grain size requirement ofSpecification A20/A20M.5. Heat Treatment5.1 All plates of Grade A and plates of Grades B and C over 112 in. 40 mm in thickness shall be normalized.5.2 Plates of Grades B and C, 112 in. 40 mm and under in thickness, are normally supplied in the as-rolled
22、condition. Theplates may be ordered normalized or stress relieved, or both.6. Chemical Requirements6.1 The steel shall conform to the requirements as to chemical composition given in Table 1 unless otherwise modified inaccordance with Supplementary Requirement S17, Vacuum Carbon-Deoxidized Steel, in
23、 Specification A20/A20M.7. Mechanical Requirements7.1 Tension Test RequirementsThe plates, as represented by the tension test specimens, shall conform to the requirementsgiven in Table 2.8. Keywords8.1 carbon steel; carbon steel plate; pressure containing parts; pressure vessel steels; steel plates
24、for pressure vesselsTABLE 1 Chemical RequirementsElementComposition, %Grade A Grade B Grade CHeat Analysis Product Analysis Heat Analysis Product Analysis Heat Analysis Product AnalysisCarbon, max 0.14 0.17 0.19 0.22 0.20 0.24Manganese 0.901.35 0.841.46 0.851.50 0.791.62 1.001.60 0.921.72Phosphorus,
25、 max 0.035 0.035 0.035 0.035 0.035 0.035Phosphorus, max 0.025 0.025 0.025 0.025 0.025 0.025Sulfur, max 0.035 0.035 0.035 0.035 0.035 0.035Sulfur, max 0.025 0.025 0.025 0.025 0.025 0.025Silicon 0.150.40 0.130.45 0.150.40 0.130.45 0.150.50 0.130.55A662/A662M 122SUPPLEMENTARY REQUIREMENTSSupplementary
26、requirements shall not apply unless specified in the purchase order. A list ofstandardized supplementary requirements for use at the option of the purchaser is included inSpecification A20/A20M. Those that are considered suitable for use with this specification are listedbelow by title.S1. Vacuum Tr
27、eatment,S2. Product Analysis,S3. Simulated Post-Weld Heat Treatment of Mechanical Test Coupons,S4.1 Additional Tension Test,S5. Charpy V-Notch Impact Test (see Appendix X1),S6. Drop Weight Test (for Material 0.625 in. 16 mm and over in Thickness),TABLE 2 Tensile PropertiesGrade A Grade B Grade CTens
28、ile strength, ksi MPa 5878 400540 6585 450585 7090 485620Yield strength,Amin, ksi MPa 40 275 40 275 43 295Elongation in 8 in. 200 mm, min, %B20 20 18Elongation in 2 in. 50 mm, min, %B23 23 22ADetermined by either the 0.2 % offset method or the 0.5 % extension-under-load method.BSee Specification A20
29、/A20M for elongation adjustments.A662/A662M 123S8. Ultrasonic Examination in accordance with Specification A435/A435M,S9. Magnetic Particle Examination,S11. Ultrasonic Examination in accordance with Specification A577/A577M,S12. Ultrasonic Examination in accordance with Specification A578/A578M, and
30、S17. Vacuum Carbon-Deoxidized Steel.APPENDIX(Nonmandatory Information)X1. NOTCH TOUGHNESSX1.1 When Charpy V-notch testing is required, the minimum values listed in Table X1.1 will be guaranteed onnormalizedmaterial for the temperature specified by the purchaser.SUMMARY OF CHANGESCommittee A001 has i
31、dentified the location of selected changes to this standard since the last issue(A662/A662M 03 (2007) that may impact the use of this standard. (Approved May 1, 2012.)(1) Table 1 was revised.(2) Section 3 was editorially revised.(3) Section 8 was editorially added.ASTM International takes no positio
32、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.
33、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 ASTM I
34、nternational 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 sho
35、wn 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
36、-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/).TABLE X1.1 Charpy V-Notch RequirementsATestingTemperature,F CGrade A Grades B and CLongitudinalSpecimen
37、s,ftlbf JTransverseSpecimens,ftlbf JLongitudinalSpecimens,ftlbf JTransverseSpecimens,ftlbf J75 60 20 27 15 20 15 20 .60 50 30 41 18 24 20 27 .50 45 35 47 19 26 22 30 15 2040 40 40 54 20 27 25 34 20 2725 32 45 61 25 34 30 41 20 270 18 55 75 30 41 35 47 25 3432 0 70 95 35 47 40 54 25 3475 25 75 102 40 54 50 68 30 41AThe above values apply to the average of three full size specimens. Values forsubsize specimens are denoted as listed in Specification A20/A20M.A662/A662M 124
