1、Designation: B814 06 (Reapproved 2016)Standard Specification forNickel-Chromium-Iron-Molybdenum-Tungsten Alloy(UNS N06920) Plate, Sheet, and Strip1This standard is issued under the fixed designation B814; the number immediately following the designation indicates the year oforiginal adoption or, in
2、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 nickel-chromium-iron-molybdenum-tungsten alloy UNS N06920
3、in the form of rolledplate, sheet, and strip for general corrosion service.1.2 The following products are covered under this specifi-cation:1.2.1 Sheet and StripHot or cold rolled, annealed anddescaled unless solution-annealing is performed in an atmo-sphere yielding a bright finish; and1.2.2 PlateH
4、ot rolled, solution-annealed, and descaled.1.3 The values stated in inch-pound units are to be regardedas standard. The values 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 addr
5、ess all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to become familiarwith all hazards including those identified in the appropriateSafety Data Sheet (SDS) for this product/material as providedby the manufacturer, to establish appropri
6、ate safety and healpractices, and determine the applicability of regulatory limi-tations prior to use.2. Referenced Documents2.1 ASTM Standards:2B906 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Plate, Sheet, and Strip3. Terminology3.1 Definitions of Terms Specific
7、 to This Standard:3.1.1 plate, nmaterial316 in. (4.76 mm) and over inthickness.3.1.2 sheet and strip, nmaterial under316 in. (4.76 mm) inthickness.4. General Requirements4.1 Materials furnished under this specification shall con-form to the applicable requirements of Specification B906unless otherwi
8、se provided herein.5. Ordering Information5.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and satisfactoryperformance of material ordered to this specification. Ex-amples of such requirements include, but are not limited to, thefollowing:5.1.1
9、 Alloy.5.1.2 DimensionsThickness (in decimals of an inch),width, and length (inch or fraction of an inch).5.1.3 CertificationState whether a report of test results isrequired (Specification B906).5.1.4 Optional RequirementPlate; state how the plate is tobe cut (see 8.8.1 and Specification B906, Tabl
10、e A2.3).5.1.5 Purchase InspectionState which tests or inspectionsare to be witnessed (Specification B906).5.1.6 Samples for Product (Check) AnalysisState whethersamples shall be furnished (Specification B906).6. Chemical Composition6.1 The material shall conform to the chemical compositionrequiremen
11、ts prescribed in Table 1.6.2 If a product (check) analysis is made by the purchaser,the material shall conform to the product (check) analysisvariations in accordance with Specification B906.7. Mechanical Properties and Other Requirements7.1 Tensile PropertiesThe material shall conform to theroom te
12、mperature tensile properties prescribed in Table 2.8. Dimensions, Mass, and Permissible Variations8.1 For the purposes of calculating the weight of thematerial covered by this specification, a density of 0.303 lb/in.3(8.39 g/cm3) shall be used.8.2 Thickness:1This specification is under the jurisdict
13、ion 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 June 1, 2016. Published June 2016. Originallyapproved in 1991. Last previous edition approved in 2011 as B814 11. DOI
14、:10.1520/B0814-06R16.2For referenced 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 H
15、arbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States18.2.1 PlateThe permissible variations in thickness of plateshall be as prescribed in Specification B906 Table A2.1 andTable 3.8.2.2 Sheet and StripThe permissible variations in thick-ness of sheet and strip shall be as prescri
16、bed in SpecificationB906 Table A2.2. The thickness shall be measured with themicrometer spindle38 in. (9.525 mm) or more from any edgefor material 1 in. (25.4 mm) or over in width and at any placeon material under 1 in. (25.4 mm) in width.8.3 Width:8.3.1 PlateThe permissible variations in width of r
17、ectan-gular plates shall be as prescribed in Specification B906Table A2.3.8.3.2 Sheet and StripThe permissible variations in widthfor sheet and strip shall be as prescribed in Specification B906Table A2.4.8.4 Length:8.4.1 PlatePermissible variations in the length of rectan-gular plate shall be as pr
18、escribed in Specification B906Table A2.3.8.4.2 Sheet and StripSheet and strip may be ordered to cutlengths, in which case a variation of18 in. (3.175 mm) over thespecified length shall be permitted, with a 0 minus tolerance.8.5 Straightness:8.5.1 The edgewise curvature (depth of chord) of flat sheet
19、,strip, and plate shall not exceed the product of 0.05 in.multiplied by the length in feet (0.04 mm multiplied by thelength in centimetres).8.5.2 Straightness for coiled strip is subject to agreementbetween the manufacturer and the purchaser.8.6 Squareness (Sheet)For sheets of all thicknesses andwid
20、ths of 6 in. (152.4 mm) or more, the angle between adjacentsides shall be 90 60.15 (116 in. in 24 in. or 2.6 mm/m).8.7 FlatnessPlate, sheet, and strip shall be commerciallyflat.8.8 Edges:8.8.1 Plates shall have sheared, abrasive cut, or plasma-torch-cut edges as specified.8.8.2 Sheet and strip shall
21、 have sheared or slit edges.9. Product Marking9.1 Each plate, sheet, or strip shall be marked on one facewith the specification number, heat number, manufacturersidentification, and size. The markings shall have no deleteriouseffect on the material or its performance and shall be suffi-ciently stabl
22、e to withstand normal handling.9.2 Each bundle or shipping container shall be marked withthis specification number; the size; gross, tare, and net weight;consignor and consignee address; contract or order number;and such other information as may be defined in the contract ororder.10. Keywords10.1 pl
23、ate; sheet; strip; UNS N06920TABLE 1 Chemical RequirementsElement Composition Limits, %Chromium 20.523.0Iron 17.020.0Molybdenum 8.010.0Tungsten 1.03.0Carbon, max 0.03Cobalt, max 5.0Manganese, max 1.0Phosphorus, max 0.040Sulfur, max 0.030Silicon, max 1.0Nickel RemainderTABLE 2 Mechanical Property Req
24、uirementsTensile Strength, min, ksi (MPa) 95 (655)Yield Strength, min, ksi (MPa) 35 (240)Elongation in 2 in. (50.8 mm) or 4DA, min,% 35AD refers to the diameter of the tension specimen.TABLE 3 Permissible Variations in Thickness for Wide PlatesASpecified Thickness,Bin. (mm)Width, in. (mm)Over 48 (12
25、19 mm)to 84 (2134), inclOver 84 (2134) to120 (3048), inclOver 120 (3048) to144 (3658), inclOver 144 (3658)Tolerance Over Specified Thickness,Cin. (mm)38 (9.52) to34 (19.05), excl 0.055 (1.40) 0.060 (1.52) 0.075 (1.90) 0.090 (2.29)34 (19.05) to 1 (25.40), excl 0.060 (1.52) 0.065 (1.65) 0.085 (2.16) 0
26、.100 (2.54)1 (25.40) to 2 (50.80), excl 0.070 (1.78) 0.075 (1.90) 0.095 (2.41) 0.115 (2.92)AThickness is measured along the longitudinal edges of the plate at least38 in. (9.52 mm), but not more than 3 in. (76.20 mm), from the edge.BPlates over 2 in. (50.80 mm) thick are produced. Thickness toleranc
27、es for such plates are not included.CFor circles, the over thickness tolerances in this table apply to the diameter of the circle corresponding to the width ranges shown. For plates of irregular shape, the overthickness tolerances apply to the greatest width corresponding to the width ranges shown.
28、For plates up to 2 in. (50.80 mm), inclusive, in thickness, the tolerance underthe specified thickness is 0.010 in. (0.25 mm).B814 06 (2016)2APPENDIX(Nonmandatory Information)X1. HEAT TREATMENTX1.1 Proper heat treatment during or subsequent to fabrica-tion is necessary for optimum performance, and t
29、he manufac-turer shall be consulted for details.ASTM International takes no position 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,
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