ASTM A453 A453M-2010e1 Standard Specification for High-Temperature Bolting with Expansion Coefficients Comparable to Austenitic Stainless Steels《具有同奥氏体不锈钢相类似的膨胀系数的耐高温螺栓标准规范》.pdf
《ASTM A453 A453M-2010e1 Standard Specification for High-Temperature Bolting with Expansion Coefficients Comparable to Austenitic Stainless Steels《具有同奥氏体不锈钢相类似的膨胀系数的耐高温螺栓标准规范》.pdf》由会员分享,可在线阅读,更多相关《ASTM A453 A453M-2010e1 Standard Specification for High-Temperature Bolting with Expansion Coefficients Comparable to Austenitic Stainless Steels《具有同奥氏体不锈钢相类似的膨胀系数的耐高温螺栓标准规范》.pdf(7页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: A453/A453M 101Standard Specification forHigh-Temperature Bolting, with Expansion CoefficientsComparable to Austenitic Stainless Steels1This standard is issued under the fixed designation A453/A453M; the number immediately following the designation indicates the yearof original adoption
2、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 agencies of the Department of Defense.1NOTEA t
3、ypo in Table 5 was corrected editorially in June 2011.1. Scope*1.1 This specification2covers five grades of bolting withtwelve classes of yield strength ranging from 50 to 120 ksi 345to 827 MPa for use in high-temperature service such asfasteners for pressure vessel and valve flanges. See Specifica-
4、tion A962/A962M for the definition of bolting. The materialrequires special processing and is not intended for generalpurpose applications.1.2 The following referenced general requirements are in-dispensable for application of this specification: SpecificationA962/A962M.1.3 Supplementary Requirement
5、s are provided for use at theoption of the purchaser. The Supplementary Requirementsshall only apply when specified individually by the purchaserin the purchase order or contract.1.4 This specification is expressed in both inch-pound unitsand in SI units; however, unless the purchase order or contra
6、ctspecifies the applicable “M” specification designation (SIunits), the inch-pound units shall apply.1.5 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. Within the text, theSI units are shown in brackets. The values stated in eachsystem may not be e
7、xact equivalents; therefore, each systemshall be used independently of the other. Combining valuesfrom the two systems may result in non-conformance with thestandard.2. Referenced Documents2.1 ASTM Standards:3A193/A193M Specification for Alloy-Steel and StainlessSteel Bolting for High Temperature or
8、 High PressureService and Other Special Purpose ApplicationsA962/A962M Specification for Common Requirements forBolting Intended for Use at Any Temperature from Cryo-genic to the Creep RangeE139 Test Methods for Conducting Creep, Creep-Rupture,and Stress-Rupture Tests of Metallic MaterialsF1470 Prac
9、tice for Fastener Sampling for Specified Me-chanical Properties and Performance Inspection3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 heat-treatment chargeone heat of material heattreated in one batch. If a continuous operation is used, theweight processed as a heat-treatm
10、ent charge shall not exceedthe weights in Table 1.3.1.2 lota lot shall consist of the quantities shown inTable2.4. Ordering Information4.1 The inquiry and order shall indicate the following:4.1.1 Quantity (weight or number of pieces),4.1.2 Description of item (bars, bolts, nuts, etc.),4.1.3 Grade an
11、d class (see Table 3),4.1.4 Method of finishing (see 6.1),4.1.5 Type of thread desired (see 6.1.1),4.1.6 Alternative test method option (see 8.2.4.3),4.1.7 Bolt shape option, if any,1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is
12、 the direct responsibility of SubcommitteeA01.22 on Steel Forgings and Wrought Fittings for PipingApplications and BoltingMaterials for Piping and Special Purpose Applications.Current edition approved April 1, 2010. Published May 2010. Originallyapproved in 1961. Last previous edition approved in 20
13、08 as A453/A453M08.DOI: 10.1520/A0453_A0453M-10e1.2For ASME Boiler and Pressure Vessel Code Applications see related Specifi-cation SA-453 in Section II of that Code.3For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual B
14、ook of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*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.4.1.8 Thread o
15、ption, if any,4.1.9 Test method for surface quality, if any,4.1.10 Test location option, if any,4.1.11 Rejection option, if any, and4.1.12 If stress-rupture testing is not required, except forGrade 660 Class D and Grade 668 (see 8.2.1).5. Common Requirements5.1 Bolting supplied to this specification
16、 shall conform tothe requirements of SpecificationA962/A962M. These require-ments include test methods, finish, thread dimensions, mark-ing, certification, optional supplementary requirements, andothers. Failure to comply with the requirements of Specifica-tionA962/A962M constitutes nonconformance w
17、ith this speci-fication. In case of conflict between the requirements of thisspecification and SpecificationA962/A962M, this specificationshall prevail.6. Materials and Manufacture6.1 Finishing Process:6.1.1 Threads may be formed by machining or rolling.Threads may be formed after precipitation heat
18、 treatment orafter solution anneal but prior to precipitation heat treatment.Type designations are as follows:Type M1threads formed by machining after precipitationheat treatment.Type M2threads formed by machining after solutionanneal but prior to precipitation heat treatment.Type R1threads formed b
19、y rolling after precipitation heattreatment.Type R2threads formed by rolling after solution annealbut prior to precipitation heat treatment.When not specified by the purchaser, the type supplied shallbe the option of the manufacturer.6.2 Heat TreatmentEach grade and class shall be heattreated as pre
20、scribed in Table 4.7. Chemical Composition7.1 Each alloy shall conform to the chemical compositionrequirements prescribed in Table 3.8. Mechanical Properties8.1 Tension Test:8.1.1 RequirementsThe material in each heat-treatmentcharge shall conform to the room-temperature tensile require-ments in Tab
21、le 5.8.1.2 Number of Specimens:8.1.2.1 Heat-Treated BarsWhen not more than two sizesof bars are heat treated in the same load, one tension test shallbe made from each size in each heat of material in theheat-treatment charge (see 3.1.1). When more than two sizes ofbars are treated in the same charge
22、, one tension test shall bemade from one bar of each of the two largest diameters fromeach heat of material in the heat-treating charge.8.1.2.2 Finished PartsOne tension test shall be made ifthe lot consists of parts of the same nominal diameter. If the lotconsists of parts of more than one nominal
23、diameter, onetension test shall be made from each nominal diameter of eachheat involved in the lot (see Section 3).8.2 Stress-Rupture Test:8.2.1 RequirementsThe material shall conform to thestress-rupture requirements prescribed in Table 6 for designtemperatures above 800 F 427 C. Material not stres
24、s-rupture tested shall be permanently stamped NR. Grade 660Class D and Grade 668 do not require stress-rupture and shallbe stamped NR.8.2.2 The number of specimens shall be the same as therequired number of tension test specimens.8.2.3 The test location and orientation shall be the same asthat requi
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