ASTM B690-2002(2007) Standard Specification for Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Seamless Pipe and Tube《铁镍铬钼合金无缝管标准规范》.pdf
《ASTM B690-2002(2007) Standard Specification for Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Seamless Pipe and Tube《铁镍铬钼合金无缝管标准规范》.pdf》由会员分享,可在线阅读,更多相关《ASTM B690-2002(2007) Standard Specification for Iron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 and UNS N08367) Seamless Pipe and Tube《铁镍铬钼合金无缝管标准规范》.pdf(5页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: B 690 02 (Reapproved 2007)Standard Specification forIron-Nickel-Chromium-Molybdenum Alloys (UNS N08366 andUNS N08367) Seamless Pipe and Tube1This standard is issued under the fixed designation B 690; the number immediately following the designation indicates the year oforiginal adoption
2、 or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers iron-nickel-chromium-molybdenum alloys (UNS N0836
3、6 and UNS N08367)* cold-finished annealed or hot-finished annealed seamless pipe andtube intended for use in special corrosive service and forheat-resisting applications.1.2 Pipe and tube shall be supplied in the solution heattreated and descaled condition. When bright annealing is used,descaling is
4、 not necessary.1.3 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation only.1.4 The following safety hazards caveat pertains only to thetest method portion, Section 12, of this specification. Thisstandard does not purport to add
5、ress all of the safety concerns,if any, associated with its use. It is the responsibility of the userof this standard to become familiar with all hazards includingthose identified in the appropriate Material Safety Data Sheet(MSDS) for this product/material as provided by the manufac-turer, to estab
6、lish appropriate safety and health practices, anddetermine the applicability of regulatory limitations prior touse.2. Referenced Documents2.1 ASTM Standards:2A 450/A 450M Specification for General Requirements forCarbon, Ferritic Alloy, and Austenitic Alloy Steel TubesB 880 Specification for General
7、 Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCobalt AlloysE8 Test Methods for Tension Testing of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 1473 Test Methods for Chemical Analysis of Nickel,Cob
8、alt, and High-Temperature Alloys3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 average diameter, naverage of the maximum andminimum outside diameters, or the maximum and minimuminside diameters, as determined at any cross section of the tube.3.1.2 pipe, nseamless tube conform
9、ing to the particulardimensions commercially known as standard pipe (AppendixX1).3.1.3 tube, nhollow product of round or any other crosssection having a continuous periphery.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for materia
10、l ordered under thisspecification. Examples of such requirements include, but arenot limited to, the following:4.1.1 Quantity (feet, metres, or number of lengths),4.1.2 Form (seamless tube or pipe),4.1.3 Name of material or UNS number,4.1.4 Finish,4.1.5 Dimensions:4.1.5.1 TubeOutside diameter, minim
11、um wall thickness,4.1.5.2 PipeStandard pipe size and schedule (AppendixX1),4.1.5.3 LengthSpecified or random,4.1.6 Certification, if required (Section 15),4.1.7 Purchasers inspection, if required, (Section 13),4.1.8 ASTM designation and year of issue, and4.1.9 Samples for product analysis, if requir
12、ed.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved Nov. 1, 2007. Published November 2007. Originallyapproved in 1981. Last
13、previous edition approved in 2002 as B 690 02.* New designation established in accordance withASTM E 527 and SAE S1086,Practice for Numbering Metals and Alloys (UNS).2For 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.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.5. Chemical Composition5.1 The material shall conform to the composition limitss
15、pecified in Table 1.5.2 If a product (check) analysis is made by the purchaser,the material shall conform to the permissible variations forproduct (check) analysis in Specification B 880.6. Mechanical and Other Properties6.1 The material shall conform to the mechanical propertyrequirements specified
16、 in Table 2.6.2 Hydrostatic Test:6.2.1 Each pipe or tube with an outside diameter18 in. (3.2mm) and larger, or tubes with a wall thickness of 0.015 in.(0.38 mm) and over, shall be tested by the manufacturer to aninternal hydrostatic pressure of 1000 psi (68.9 kPa) providedthat the fiber stress calcu
17、lated in accordance with the followingequation does not exceed the allowable fiber stress, S, indicatedbelow:S 5 PD/2t! (1)where:S = allowable fiber stress for material in cold-drawncondition, (14 3 UTS.) 16 700 psi (1150 kPa),P = hydrostatic test pressure, psi (or kPa),D = outside diameter of the t
18、ube or pipe, in. (or mm), andt = minimum wall thickness, in. (or mm), equal to thespecified wall thickness minus the permissible “mi-nus” wall tolerance, Table 3, or the specified mini-mum wall thickness.6.2.2 Any pipe or tube showing leaks during hydrostatic testshall be rejected.6.2.3 When so agre
19、ed upon between the purchaser andmanufacturer at the time of the purchase order, pipe or tubemay be treated to 112 times the allowable fiber stress of S in6.2.1.6.2.4 When specified by the purchaser, a nondestructiveelectric test in accordance with Specification A 450/A 450Mmay be used in place of o
20、r in addition to, the hydrostatic test.7. Dimensions and Permissible Variations7.1 Outside Diameter and Wall Thickness:7.1.1 The permissible variations in the outside diameter andwall thickness of pipe and tube shall not exceed those specifiedin Table 3, Table 4, and Table 5.7.1.2 Permissible variat
21、ions given in Table 3, Table 4, andTable 5 are applicable only to two dimensions.7.2 LengthWhen pipe or tube is ordered cut-to-length, thepermissible variations in length shall be those specified inTable 6 for tubes; the permissible variation in length for pipeshall be plus14 in. (6.4 mm), minus 0 i
22、n.TABLE 1 Chemical RequirementsElementComposition Limits, %N08366 N08367Carbon 0.035 max 0.030 maxManganese 2.00 max 2.00 maxSilicon 1.00 max 1.00 maxPhosphorus 0.040 max 0.040 maxSulfur 0.030 max 0.030 maxChromium 20.00 to 22.00 20.00 to 22.00Nickel 23.50 to 25.50 23.50 to 25.50Molybdenum 6.00 to 7
23、.00 6.00 to 7.00Nitrogen . 0.18 to 0.25IronAremainder remainderCopper 0.75 maxAIron shall be determined arithmetically by difference.TABLE 2 Mechanical Properties of Pipe and TubeCold-WorkedAnnealed N08366Hot-WorkedAnnealedN08366Cold-Worked or Hot-Worked AnnealedN08367Tensile strength,min, ksi(MPa)7
24、5 (517) 75 (517) #316 316Yield strength, 0.2 %offset, min, ksi(MPa)30 (206) 30 (206) 100 (670)45 (310)95 (655)45 (310)Elongation in 2 in. or50mm, or 4D, min,%30 30 30 30TABLE 3 Permissible Variations in Outside DiameterATubeOutside Diameter, in. (mm)Permissible Variations, in. (mm)Plus MinusHot-Fini
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