1、Designation: B625 14Standard Specification forUNS N08925, UNS N08031, UNS N08932, UNS N08926,UNS N08354, UNS N08830, and UNS R20033 Plate, Sheet,and Strip1This standard is issued under the fixed designation B625; 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 () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers alloys UNS N08925, UNSN08031, UNS N08932, UNS N089
3、26, UNS N08354, UNSN08830, and UNS R20033 plate, sheet, and strip in theannealed temper.1.2 ASTM International has adopted definitions wherebysome grades, such as UNS N08904, previously in this speci-fication were recognized as stainless steels, because thosegrades have iron as the largest element b
4、y mass percent. Suchgrades are under the oversight of ASTM Committee A01 andits subcommittees. The products of N08904 previously coveredin this specification are now covered by Specifications A240/A240M and A480/A480M.1.3 The values stated in inch-pound units are to be regardedas standard. The value
5、s given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to becom
6、e familiarwith all hazards including those identified in the appropriateMaterial Safety Data Sheet (MSDS) for this product/materialas provided by the manufacturer, to establish appropriatesafety and health practices, and determine the applicability ofregulatory limitations prior to use.2. Referenced
7、 Documents2.1 ASTM Standards:2A240/A240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for PressureVessels and for General ApplicationsA480/A480M Specification for General Requirements forFlat-Rolled Stainless and Heat-Resisting Steel Plate,Sheet, and StripB9
8、06 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Plate, Sheet, and StripE527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 plate, nmaterial316 in. (4.76 mm) and ove
9、r inthickness and over 10 in. (254 mm) in width.3.1.2 sheet, nmaterial under316 in. (4.76 mm) in thicknessand 24 in. (609.6 mm) and over in width. Material under316 in.(4.75 mm) in thickness and in all widths with No. 4 finish.3.1.3 strip, nmaterial under316 in. (4.76 mm) in thicknessand under 24 in
10、. (609.6 mm) in width.4. General Requirements4.1 Material furnished in accordance with this specificationshall conform to the applicable requirements of the currentedition of Specification B906 unless otherwise providedherein.5. Ordering Information5.1 Orders for material under this specification sh
11、all includethe following information:5.1.1 Quantity (weight or number of pieces),5.1.2 Alloy name or UNS number,5.1.3 Form, plate, sheet or strip,5.1.4 Dimensions,5.1.5 Type edge required, for strip only (see SpecificationB906),5.1.6 Finish (see Specification B906)For sheet with No. 4finish, specify
12、 whether one or both sides are to be polished,5.1.7 ASTM designation,5.1.8 Additions to the specification or special requirements,5.1.9 Certification or test reportsState if certification ortest reports are required, and1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous
13、 Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and Their Alloys.Current edition approved Nov. 15, 2014. Published November 2014. Originallyapproved in 1977. Last previous edition approved in 2010 as B625 05 (2010).DOI: 10.1520/B0625-14.2For ref
14、erenced 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 Harbor Drive, PO Box C700, Wes
15、t Conshohocken, PA 19428-2959. United States15.1.10 Source inspectionState if inspection is required.6. Chemical Composition6.1 The material shall conform to the composition limitsspecified in Table 1. One test per lot is required as defined inSpecification B906.6.2 If a product analysis is made by
16、the purchaser, thematerial shall conform to the product (check) analysis varia-tions in Specification B906.7. Mechanical Properties and Other Requirements7.1 Tensile and Hardness RequirementsThe material shallconform to the mechanical property requirements specified inTable 2. One test per lot is re
17、quired as defined in SpecificationB906.8. Dimensions and Permissible Variations8.1 SheetThe material shall be furnished in accordancewith the dimensional requirements established in SpecificationB906.9. Keywords9.1 UNS N08031; UNS N08925; UNS N08926; UNSN08932; UNS N08354; UNS N08830; UNS R20033; pl
18、ate;sheet; stripTABLE 1 Chemical RequirementsAElementsUNS N08925 UNS N08932 UNS N08354 UNS N08031 UNS N08926 UNS N08830 UNS R20033Carbon 0.020 0.020 0.030 0.015 0.020 0.015 0.015Manganese 1.00 2.00 1.00 2.0 2.00 3.0-6.0 2.0Phosphorus 0.045 0.025 0.030 0.020 0.03 0.035 0.02Sulfur 0.030 0.010 0.010 0.
19、010 0.01 0.010 0.01Silicon 0.50 0.40 1.00 0.3 0.5 1.00 0.50Nickel 24.0026.00 24.026.0 34.036.0 30.032.0 24.0026.00 29.0-34.0 30.033.0Chromium 19.0021.00 24.026.0 22.024.0 26.028.0 19.0021.00 20.0-24.0 31.035.0Molybdenum 6.07.0 4.56.5 7.08.0 6.07.0 6.07.0 4.5-6.5 0.502.0Copper 0.81.5 1.02.0 . 1.01.4
20、0.51.5 0.50-2.00 0.301.20Cobalt . . . . . 0.50-3.5 .Tungsten . . . . . 0.20-1.80 .Nitrogen 0.100.20 0.150.25 0.170.24 0.150.25 0.150.25 0.20-0.55 0.350.60Iron balance balance balance balance balance balance balanceAMaximum %, unless range or minimum is indicated.TABLE 2 Mechanical Property Requireme
21、ntsAlloy FormTensile Strength, min,ksi (MPa)Yield Strength (0.2 % offset), min, psi(MPa)Elongation in 2 in. or 50.8mm, or 4D,min,%UNS N08925 sheet 87 (600) 43 000 (295) 40strip 87 (600) 43 000 (295) 40plate 87 (600) 43 000 (295) 40UNS N08932 plate 87 (600) 44 000 (305) 40UNS N08031 sheet 94 (650) 40
22、 000 (276) 40strip 94 (650) 40 000 (276) 40plate 94 (650) 40 000 (276) 40UNS N08926 sheet 94 (650) 43 000 (295) 35strip 94 (650) 43 000 (295) 35plate 94 (650) 43 000 (295) 35UNS N08354 sheet 93 (640) 43 000 (295) 40strip 93 (640) 43 000 (295) 40plate 93 (640) 43 000 (295) 40UNS N08830 sheet 110 (760
23、) 55 000 (380) 40strip 110 (760) 55 000 (380) 40plate 110 (760) 55 000 (380) 40UNS R20033 sheet 109 (750) 55 000 (380) 40strip 109 (750) 55 000 (380) 40plate 109 (750) 55 000 (380) 40B625 142ASTM International takes no position respecting the validity of any patent rights asserted in connection with
24、 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.This standard is subject to revision at any time by the responsible techni
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