ASTM A265-2003 Standard Specification for Nickel and Nickel-Base Alloy-Clad Steel Plate《镍和镍基合金涂层钢板用标准规范》.pdf

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1、Designation: A 265 03Standard Specification forNickel and Nickel-Base Alloy-Clad Steel Plate1This standard is issued under the fixed designation A 265; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A nu

2、mber in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification2covers plate of a carbon steel orlo

3、w-alloy steel base to which is integrally and continuouslybonded on one or both sides a layer of nickel or nickel-basealloy. The material is generally intended for pressure vessel usebut may be used in other structural applications where corro-sion resistance of the alloy is of prime importance.1.2

4、The values stated in inch-pound units are to be regardedas the standard. SI units are provided for information only.2. Referenced Documents2.1 ASTM Standards:A 6/A 6M Specification for General Requirements forRolled Structural Steel Bars, Plates, Shapes, and SheetPiling3A 20/A 20M Specification for

5、General Requirements forSteel Plates for Pressure Vessels3A 370 Test Methods and Definitions for Mechanical Testingof Steel Products4A 480/A 480M Specification for General Requirements forFlat-Rolled Stainless and Heat-Resisting Steel Plate,Sheet, and Strip4A 578/A 578M Specification for Straight-Be

6、am UltrasonicExamination of Plain and Clad Steel Plates for SpecialApplications3A 751 Test Methods, Practices, and Terminology forChemical Analysis of Steel Products4B 127 Specification for Nickel-Copper Alloy (UNSNO4400) Plate, Sheet, and Strip5B 162 Specification for Nickel Plate, Sheet, and Strip

7、5B 168 Specification for Nickel-Chromium-Iron Alloys(UNS NO6600, N06601, N06603, NO6690, N06025, andN06045) and Nickel-Chromium-Cobalt-Molybdenum Al-loy (UNS NO6617) Plate, Sheet, and Strip5B 333 Specification for Nickel-Molybdenum Alloy Plate,Sheet, and Strip5B 409 Specification for Nickel-Iron-Chr

8、omium Alloy Plate,Sheet, and Strip5B 424 Specification for Nickel-Iron-Chromium-Mo-Cu Al-loy (UNS NO8825 and NO8221) Plate, Sheet, and Strip5B 443 Specification for Nickel-Chromium-Molybdenum-Columbium Alloy (UNS NO6625) and Nickel-Chromium-Molybdenum-Silicon Alloy (UNS N06219) Plate, Sheet,and Stri

9、p5B 463 Specification for UNS NO8020, UNS NO8026, andUNS NO8024 Alloy Plate, Sheet, and Strip5B 575 Specification for Low-Carbon Nickel-Molybdenum-Chromium, Low-Carbon Nickel-Chromium- Molybde-num, Low-Carbon Nickel-Chromium Molybdenum-Copper, Low-Carbon Nickel-Chromium Molybdenum-Tantalum, and Low-

10、Carbon Nickel-ChromiumMolybdenum Tungsten Alloy Plate, Sheet, and Strip5B 582 Specification for Nickel-Chromium-Iron-Molybdenum-Copper Alloy Plate, Sheet, and Strip5B 625 Specification for UNS N08904, UNS N08925, UNSN08031, UNS N08932, UNS NO8926, and UNS R20033Plate, Sheet, and Strip52.2 ASME Code:

11、Boiler and Pressure Vessel Code, Section IX, WeldingQualifications63. Terminology3.1 Definitions of Terms Specific to This Standard: Descrip-tions of Terms:3.1.1 This material is considered as single-clad or double-clad nickel or nickel-base alloy clad steel plate, depending onwhether one or both si

12、des are covered.3.1.2 The term plate as used in this specification applies tomaterial316 in. (2.73 mm) and over in thickness, and over 10in. (254 mm) in width.1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibil

13、ity of SubcommitteeA01.11 on Steel Plates for Boilers and Pressure Vessels.Current edition approved Feb. 2, 2006. Published April 2003. Originallyapproved in 1943. Last previous edition approved in 1999 as A 265 94a (1999).2For ASME Boiler and Pressure Vessel Code applications see related Specifi-ca

14、tion SA-265 in Section II of that Code.3Annual Book of ASTM Standards, Vol 01.04.4Annual Book of ASTM Standards, Vol 01.03.5Annual Book of ASTM Standards, Vol 02.04.6Available from American Society of Mechanical Engineers (ASME), ASMEInternational Headquarters, Three Park Ave., New York, NY 10016-59

15、90.1*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.3.1.3 alloy claddingthe nickel or nickel-base alloy com-ponent of the composite plate.3.1.4 base metal (backing stee

16、l)component to which thealloy cladding is applied, usually the greater percentage of thecomposite plate and usually consisting of carbon or low-alloysteel.3.1.5 integrally and continuously bondedthe process bywhich the alloy cladding and base metal are brought together toform a metallurgical bond at

17、 essentially the entire interface ofthe two metals by means other than those processes that do notproduce a homogeneous composite plate.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered under thisspecification. Suc

18、h requirements may include, but are notlimited to the following:4.1.1 Quantity (weight or number of pieces),4.1.2 Heat treatment, if required (see Section 5),4.1.3 Dimensions, including the thickness of the claddingalloy and the backing steel, or of the total composite plate andif more or less restr

19、ictive thickness tolerances apply,4.1.4 Cladding alloy specification (see Section 6),4.1.5 Base metal specification (see Section 6),4.1.6 Product analysis, if required. Specify whether appli-cable to the cladding alloy, backing steel, or both (see Section10),4.1.7 Mechanical Properties (see Sections

20、 7, 13, and 14),4.1.8 Restrictions, if required, on repair by welding (seeSection 14), and4.1.9 Additions to the specification or special requirements.4.1.10 Corrosions tests, if required.4.2 In addition to the basic requirements of this specificationand the backing steel specification, certain supp

21、lementaryrequirements are available when necessary to meet the end userequirements. These include:4.2.1 Nondestructive examination,4.2.2 Impact testing, and4.2.3 Simulated Post-Weld Heat Treatment of MechanicalTest Coupons (SPWHT).4.3 The purchaser is referred to the listed supplementaryrequirements

22、 in this specification and to the detailed require-ments in Specification A 20/A 20M. If the requirements of thisspecification are in conflict with the requirements of Specifi-cation A 20/A 20M, the requirements of this specification shallprevail.4.4 Special tests.5. Materials and Manufacture5.1 Pro

23、cess:5.1.1 The steel shall be made by the open-hearth, electric-furnace (with separate degassing and refining optional), orbasic-oxygen processes, or by secondary processes wherebysteel made from these primary processes is remelted using, butnot limited to electroslag remelting or vacuum arc remelti

24、ngprocesses.5.1.2 The cladding metal may be metallurgically bonded tothe base metal by any method that will produce a clad steel thatwill conform to the requirements of this specification.5.2 Heat TreatmentUnless a specific heat treatment isrequired by the cladding material or base steel specificati

25、on, orunless otherwise agreed upon by the purchaser and manufac-turer, the clad plate shall be furnished in a condition that isappropriate for the cladding alloy, base metal, or both.6. Chemical Composition6.1 The composite plate may conform to any desired com-bination cladding metal and base metal

26、as described in 6.2 and6.3, and as agreed upon between the purchaser and themanufacturer.6.2 Cladding MetalThe nickel or nickel-base alloy clad-ding metal specified shall conform to the requirements as tochemical composition prescribed for the respective metal inSpecifications B 127, B 162, B 168, B

27、 333, B 409, B 424,B 443, B 463, B 575, B 582, and B 625, or other nickel-basealloy as agreed upon by the purchaser and manufacturer.6.3 Base Metal The base metal shall be carbon steel orlow-alloy steel conforming to the ASTM specifications forsteels for either pressure vessels or general structural

28、 applica-tions, or other, as agreed upon by the purchaser and manufac-turer. The base metal shall conform to the chemical require-ments of the specification to which it is ordered.7. Mechanical Properties7.1 Tensile Requirements:7.1.1 The tensile properties shall be determined by a tensiontest of th

29、e composite plate for clad plates that meet all of thefollowing conditions.7.1.1.1 The nominal composite gage is less than or equal to112 in (38 mm).7.1.1.2 The specified minimum tensile strength of the basesteel is less than or equal to 70 000 psi (485 MPa).7.1.1.3 The specified minimum yield stren

30、gth of the basesteel is less than or equal to 40 000 psi (275 MPa).7.1.1.4 The tensile properties thus determined shall not beless than the minimum and not more than 5000 psi (35 MPa)over the maximum prescribed in the specification for the basesteel used. All other tensile test requirements of the s

31、pecifica-tion for the base steel shall be met.7.1.2 The tensile properties shall be determined by atension test of the base steel only for clad plates that meet oneof the following conditions. The properties thus determinedshall meet all of the tensile test requirements for the base steel.7.1.2.1 Th

32、e composite gage is greater than 112 in.7.1.2.2 The specified minimum tensile strength of the basesteel is greater than 70 000 psi (485 MPa).TABLE 1 Weights for Component MaterialsDensityWeight per SquareFoot for Material1 in. (25.4 mm)in Thickness, lblb/in.3g/cm3Steel 0.283 7.83 40.80Nickel 0.321 8

33、.88 46.22Nickel-copper alloy 0.319 8.83 45.94Nickel-chromium-ironalloy0.307 8.49 44.21A2650327.1.2.3 The specified minimum yield strength of the basesteel is greater than 40 000 psi (275 MPa).7.1.3 If the cladding is for corrosion allowance only, thecladding need not be included in the tensile test.

34、 The tensileproperties thus determined shall meet the base steel require-ments.7.2 Test for strength of the bond, when required, must bespecified by the purchaser and shall consist of one of thefollowing.7.2.1 Shear StrengthWhen required by the purchaser, theminimum shear strength of the alloy cladd

35、ing and base metalsshall be 20 000 psi (140 MPa). The shear test, when specified,shall be made in the manner indicated in Fig. 1. The minimumcladding thickness for shear testing shall be 0.075 in. (1.9 mm)exclusive as ordered.7.2.2 Bond StrengthAs an alternative to the shear strengthtest provided in

36、 7.2.1 or when agreed upon by the purchaserand the manufacturer, or both, three bend tests shall be madewith the alloy cladding in compression to determine the qualityof the bond. These bend tests shall be made in the manner ofthe tension tests indicated in Fig. 2 and shall be bent through anangle o

37、f 180 to the bend diameters provided for in eitherSpecification A 6/A 6M or Specification A 20/A 20M (Appen-dix X4, or equivalent), as applicable. At least two of the threetests shall show not more than 50 % separation on both edgesof the bent portion. Greater separation shall be cause forrejection.

38、7.3 Methods and practices relating to mechanical testingrequired by this specification shall be in accordance with TestMethods and Definitions A 370.8. Number of Tests and Retests8.1 One or more tension tests, as required by the specifica-tions for the base metal and when specified, one shear test o

39、rthree bond bend tests shall be made, representing each plate asrolled. Each specimen shall be in the final condition of heattreatment required for the plate, including any SPWHT ifrequired.8.2 If any test specimen shows defective machining ordevelops flaws, it may be discarded and another specimens

40、ubstituted.9. Test Specimens9.1 The tension test specimens shall conform to the require-ments prescribed in the specifications for the base metal.9.2 Bend test specimens for the alternative bond strengthtests shall be taken at right angles to its longitudinal axis.9.3 When required by the purchaser,

41、 the shear test specimenshall be taken near a top or bottom corner of the plate as rolled,parallel to its longitudinal axis, or other location that isrepresentative of the final product.9.4 For plates 112 in. (38 mm) and under in thickness,tension test specimens shall be the full thickness of themat

42、erial, except as specified in 8.1 and 8.2.9.5 For plates over 112 in. (38 mm) in thickness, tensiontests shall be of the form shown in Fig. 3 and shall be of allbase steel conforming to the requirements of the specificationfor the base steel.9.6 The bend test specimen used for bond strength determi-

43、nation shall be 112 in. (38 mm) by not more than34 in. (19 mm)in thickness and shall be machined to the form and dimensionsshown in Fig. 2, or may be machined with both edges parallel.In reducing the thickness of the specimen, both the alloycladding and the base steel shall be machined so as to main

44、tainthe same ratio of clad metal to base steel as is maintained in theplate, except that the thickness of the clad material need not bereduced below18 in. (3.1 mm). The sides of the bend testspecimen used for bond strength determination may have theTABLE 1 ContinuedMetric Equivalentsin. mm in. mm0.0

45、05 0.127 1 25.418 3.17 212 64.534 19.1 3 76.2FIG. 1 Test Specimen and Method of Making Shear Test of CladPlateMetric Equivalentsin. mm in. mm0.01 0.254 112 38.118 3.17 2 50.814 6.35 3 76.21 25.4 8 203.2NOTE 1When necessary, it is permissible to use a narrower specimen,but in such a case the reduced

46、portion shall be not less than 1 in. in width.NOTE 2Punch marks for measuring elongation after fracture shall bemade on the flat or on the edge of the specimen and within the parallelsection; either a set of nine punch marks 1 in. apart, or one or more setsof 8-in. punch marks may be used.NOTE 3The

47、dimension t is the thickness of the test specimen asprovided for in the applicable material specifications.FIG. 2 Standard Rectangular Test Specimens with 8-in. GageLengthA265033corners rounded to a radius not over116 in. (1.6 mm) for plates,2 in. (50 mm) and under in thickness, and not over18 in. (

48、3.1mm) for plates over 2 in. (50 mm) in thickness.10. Product Analysis10.1 Product analysis may be required for the cladding alloyon finished product. Chemical analysis may be accomplishedby wet chemical or instrumental procedures. If wet chemicalprocedures are used, millings may be taken only when

49、thecomposite plate thickness is sufficient to permit obtainingmillings without danger of contamination from the adjacentlayer. If spectrometric procedures are used, the sample shall beexposed on the center line of the cladding when there issufficient cladding thickness available so that there is nocontamination from the adjacent base metal.10.2 If product analysis is specified by the purchaser for thecladding alloy, it shall be made on a sample taken from thefinished product or a broken test specimen. For wet chemicalanalysis, in order to avoid contamination