1、Designation: B 814 06Standard Specification forNickel-Chromium-Iron-Molybdenum-Tungsten Alloy(UNS N06920) Plate, Sheet, and Strip1This standard is issued under the fixed designation B 814; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revi
2、sion, 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 nickel-chromium-iron-molybdenum-tungsten alloy UNS N06920 in the form of
3、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 PlateHot rolled, solu
4、tion-annealed, and descaled.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 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the us
5、er of this standard to become 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 heal practices, and determine the applicability ofregulatory limitations
6、prior to use.2. Referenced Documents2.1 ASTM Standards:2B 906 Specification for General Requirements for Flat-Rolled Nickel and Nickel Alloys Plate, Sheet, and Strip3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 plate, nmaterial316 in. (4.76 mm) and over inthickness.3.1.2 she
7、et 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 B 906unless otherwise provided herein.5. Ordering Information5.1 It is the responsibility of the purchaser
8、 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 Alloy.5.1.2 DimensionsThickness (in decimals of an inch),width, and length (inch or fr
9、action of an inch).5.1.3 CertificationState whether a report of test results isrequired (Specification B 906).5.1.4 Optional RequirementPlate; state how the plate is tobe cut (see 8.8.1 and Specification B 906, Table A2.3).5.1.5 Purchase InspectionState which tests or inspectionsare to be witnessed
10、(Specification B 906).5.1.6 Samples for Product (Check) AnalysisState whethersamples shall be furnished (Specification B 906).6. Chemical Composition6.1 The material shall conform to the chemical compositionrequirements prescribed in Table 1.6.2 If a product (check) analysis is made by the purchaser
11、,the material shall conform to the product (check) analysisvariations in accordance with Specification B 906.1This 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 Thei
12、r Alloys.Current edition approved Dec. 1, 2006. Published January 2007. Originallyapproved in 1991. Last previous edition approved in 2002 as B 814 02.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStan
13、dards volume information, refer to the standards Document Summary page onthe ASTM website.TABLE 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 0.030Si
14、licon, max 1.0Nickel Remainder1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7. Mechanical Properties and Other Requirements7.1 Tensile PropertiesThe material shall conform to theroom temperature tensile properties prescribed in Tab
15、le 2.8. Dimensions, Mass, and Permissible Variations8.1 For the purposes of calculating the weight of thematerial covered by this specification, a density of 0.303lb/in.3(8.39 g/cm3) shall be used.8.2 Thickness:8.2.1 PlateThe permissible variations in thickness ofplate shall be as prescribed in Spec
16、ification B 906 Table A2.1and Table 3.8.2.2 Sheet and StripThe permissible variations in thick-ness of sheet and strip shall be as prescribed in SpecificationB 906 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
17、) 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 rectan-gular plates shall be as prescribed in Specification B 906Table A2.3.8.3.2 Sheet and StripThe permissible variations in widthfor sheet and strip shall be a
18、s prescribed in Specification B 906Table A2.4.8.4 Length:8.4.1 PlatePermissible variations in the length of rectan-gular plate shall be as prescribed in Specification B 906Table 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
19、 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,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
20、 for coiled strip is subject to agreementbetween the manufacturer and the purchaser.8.6 Squareness (Sheet)For sheets of all thicknesses andwidths 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 b
21、e 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 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, manufactu
22、rersidentification, and size. The markings shall have no deleteriouseffect on the material or its performance and shall be suffi-ciently stable to withstand normal handling.9.2 Each bundle or shipping container shall be marked withthis specification number; the size; gross, tare, and net weight;cons
23、ignor and consignee address; contract or order number;and such other information as may be defined in the contract ororder.10. Keywords10.1 plate; sheet; strip; UNS N06920TABLE 2 Mechanical Property RequirementsTensile Strength, min, ksi (MPa) 95 (655)Yield Strength, min, ksi (MPa) 35 (240)Elongatio
24、n 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 ThicknessB, in. (mm)Width, in. (mm)Over 48 (1219 mm)to 84 (2134), inclOver 84 (2134) to120 (3048), inclOver 120 (3048) to144 (3658), inclOver 1
25、44 (3658)Tolerance Over Specified ThicknessC, in. (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) 0.100 (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)AThic
26、kness 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 tolerances for such plates are not included.CFor circles, the over thickness tolerances in this table ap
27、ply to the diameter of the circle corresponding to the width ranges shown. For plates of irregular shape, theover thickness tolerances apply to the greatest width corresponding to the width ranges shown. For plates up to 2 in. (50.80 mm), inclusive, in thickness, the toleranceunder the specified thi
28、ckness is 0.010 in. (0.25 mm).B814062APPENDIX(Nonmandatory Information)X1. HEAT TREATMENTX1.1 Proper heat treatment during or subsequent to fabri-cation is necessary for optimum performance, and the manu-facturer shall be consulted for details.ASTM International takes no position respecting the vali
29、dity 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.This standard is subj
30、ect 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 International Headquar
31、ters. 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 shown below.This standar
32、d 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), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).B814063
