ASTM A947M-2016 Standard Specification for Textured Stainless Steel Sheet [Metric]《构造成的不锈钢薄板材 [公制] 的标准规格》.pdf

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1、Designation: A947M 16Standard Specification forTextured Stainless Steel Sheet Metric1This standard is issued under the fixed designation A947M; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in

2、parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers stainless steel, textured sheets,especially for use in electronic packaging applications, forexample, cabinet, rack, e

3、nclosure, and shelf constructions fortelecommunication, computer, and data-processing equipment.1.2 This specification applies to all finished flat-rolledstainless products specified by standards organizations such asInternational Standards Organization (ISO), American Societyfor Testing and Materia

4、ls (ASTM), European Committee forStandardization (CEN), German Institute for Standardization(DIN), and others participating in a global standards harmoni-zation effort.1.3 The values stated in SI units are to be regarded as thestandard. The values given in parentheses are for informationonly.2. Refe

5、renced Documents2.1 ASTM Standards:2A240/A240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for PressureVessels and for General ApplicationsA370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA480/A480M Specification for General Requirem

6、ents forFlat-Rolled Stainless and Heat-Resisting Steel Plate,Sheet, and StripA700 Guide for Packaging, Marking, and Loading Methodsfor Steel Products for ShipmentA751 Test Methods, Practices, and Terminology for Chemi-cal Analysis of Steel ProductsB117 Practice for Operating Salt Spray (Fog) Apparat

7、usB193 Test Method for Resistivity of Electrical ConductorMaterialsD257 Test Methods for DC Resistance or Conductance ofInsulating MaterialsD523 Test Method for Specular Gloss2.2 ISO Standards:3ISO 1462 Accelerated Corrosion Tests and Evaluation ofResultsISO 6892 Metallic Materials Tensile Testing2.

8、3 IEC Standard:4IEC 68 Environmental Testing2.4 CEN Standard:5EN 10002 1 Metallic Materials Tensile Testing2.5 DIN Standards:6DIN 17441 Stainless Steel Technical Delivery Conditionsfor Stainless Cold Rolled SteelDIN 50021-SS Spray Test with Different Sodium ChlorideSolutionsDIN 50980 Evaluation of C

9、orrosion Tests3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 textureda three-dimensional design pattern, regard-less of the specific production-process approach.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary

10、for material ordered under thisspecification. Such requirements may include, but are notlimited to the following:4.1.1 QuantityNumber of sheets or weight.4.1.2 Dimensions of sheet (thickness (texture included),width, and length). See Tables 1-5 and Section 9 for preferredsizes and tolerances.4.1.3 A

11、STM designation and date of issue.4.1.4 Name and type of material.4.1.5 Surface condition of the nontextured surface. SeeSpecification A480/A480M or DIN 17441 Table 8.1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct res

12、ponsibility of SubcommitteeA01.17 on Flat-Rolled and Wrought Stainless Steel.Current edition approved March 1, 2016. Published March 2016. Originallyapproved in 1995. Last previous edition approved in 2015 as A947M 15. DOI:10.1520/A0947M-16.2For referenced ASTM standards, visit the ASTM website, www

13、.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.3Available from International Organization for Standardization (ISO), 1 rue deVaremb, Case postale 56, CH-1211, Geneva 2

14、0, Switzerland.4Available from International Electrotechnical Commission (IEC), 3 rue deVaremb, Case postale 131, CH-1211, Geneva 20, Switzerland.5Available from European Committee for Standardization (CEN), Rue Breder-ode 2, B 1000 Bruxelles.6Available from German Institute for Standardization (DIN

15、), Burggrafenstrasse6, 1000 Berlin 30.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14.1.6 Textured identification reference number. See Table 6.4.1.7 Type and thicknes

16、s of protective liner, if required bythe purchaser.4.1.8 Marking requirements. Reference: Practices A700.NOTE 1A typical ordering description is as follows: 500 sheets, 1.00by 1200 by 2500 mm; Specification A240/A240M, Type 430; SurfaceFinish Texture ID: S-F-O, 6-1, 3-6-170-3; 100 sheet maximum/skid

17、,textured side up. Each skid marked with purchase order number, appli-cable ASTM standard, and date of shipment.5. Materials and Manufacture5.1 The textured side or sides of the sheet shall be producedin such a manner that guarantees repeatability of the patternover time. See 6.2.5.2 Manufacture pro

18、cess of textured material under thisspecification shall follow industry practices.6. Texture of Sheet6.1 The texture of any sheet delivered under this specifica-tion shall meet the provisions outlined in Table 6 and Section13.TABLE 1 Permissible Deviations in ThicknessAPreferred NominalThicknessAppl

19、icable ThicknessPermissibleThicknessVariations forNominal SheetWidths $10#1600$#0.40 0.4 0.5 0.040.50; 0.60 0.5 0.7 0.050.70; 0.80; 0.90; 1.00 0.7 1.1 0.061.20 1.1 1.5 0.081.50; 2.00 1.5 2.5 0.12.50; 3.00 2.5 3.5 0.123.50; 4.00 3.5 4.5 0.144.50; 5.00; 6.00 4.5 6.0 0.15AIn reference to preferred shee

20、t thicknesses. Dimensions stated are inmillimetres.TABLE 2 Permissible Deviations for Nominal WidthsANominalThicknessPermmissible Deviation at Nominal Width$#100 $100 to #300 $300 to #700 $700 to #16000.40 1.00 0.5 0.8 1.0 1.51.00 1.75 0.7 1.0 1.5 1.51.75 3.00 1.0 1.5 1.5 2.03.00 6.00 . . . . . . 2.

21、0 2.0ADimensions stated are in millimetres.TABLE 3 Permissible Deviations for Nominal LengthANominal “L”Permissible Deviation for NominalLength#2000 5 2000 0.0025 LengthADimensions stated are in millimetres.TABLE 4 Permissible Deviations on FlatnessANominal ThicknessTotal Deviation, %Relating to Len

22、gthD/LRelating to WidthD/W0.40 2.00 0.4 0.52.00 4.00 0.3 0.44.00 6.00 0.1 0.4ADimensions stated are in millimetres.TABLE 5 Permissible Deviations on SquarenessANominal LengthSquareness Tolerances at NominalWidth Ratio of AA/BB Dimension$#1000 $1000 to #1600. . . 2000 6 72000 3000 7 73000 3500 7 8350

23、0 5000 8 105000 6000 12 12ADimensions stated are in millimetres.TABLE 6 Textured Reference IdentificationPattern orientation Note 1Pattern appearance Note 2Height of pattern Note 3Size of pattern Note 4Type of pattern Note 5Pattern repetition configuration Note 6Pattern effect on far side of sheet N

24、ote 7Example of typical ordering description:S-F-O,6-1,3-6-170-3Note 1: S (Straight) Pattern oriented with flow line of rollingprocess.A (Angular) Pattern oriented 45 to flow line of rollingprocess.O (Other) Optional pattern orientation.Note 2: F (Fine) If the number of pattern repetitions underNote

25、 6 exceeds 100.C (Coarse) If the number of pattern repetitions underNote 6 is less than 100.Note 3: Height of pattern in millimetres.Note 4: Size of individual pattern.(Largest individual pattern dimension in millimetres; length, width,diagonal, and so forth.)Note 5: Type of pattern:No. 0 round No.

26、7 trapezoidal No. 14 arrowNo. 1 square No. 8 lines No. 15 snowflakeNo. 2 rectangular No. 9 points No. 16 teardropNo. 3 triangular No. 10 letters No. 17 combinationNo. 4 hex No. 11 numbers No. 18 shapelessNo. 5 octal No. 12 bricks No. 19 irregular shapeNo. 6 oblong No. 13 star No. 20 others notdefine

27、dNote 6: Number of largest individual pattern repetitions within a 20-mm 20-mm area of the stainless steel sheet. (Partial patternrepetition included.)Note 7: A two-sided pattern under this specification displays the samepattern on both sides of the sheet. This pattern is usuallyreserved for materia

28、l thicknesses of 2.5 mm and thicker.No. 1 Two-sided pattern.No. 2 One-sided pattern. No visible marks from an one-sidedpattern, when viewed with the unaided eye from a distance of1m.No. 3 One-sided pattern. Shadings and reflections as a result fromthe pattern process on the opposite side of the shee

29、t shall beacceptable.No. 4 One-sided pattern. Measurable deformation, caused by thepattern on the opposite side of the sheet shall be acceptable.A947M 1626.2 The customer shall either provide a control-sample (300by 400 mm) or designate a control-sample from a chosentextured material to ensure accur

30、ate repetition in appearance oflike products. See Section 13.7. Chemical Composition7.1 The heat chemical composition shall be reported to thepurchaser, or his representative, and shall conform to therequirements specified in the applicable ASTM standard of thesteel type selected for texturing.7.2 M

31、ethods and practices relating to chemical analysisrequired by this specification shall be in accordance with TestMethods, Practices, and Terminology A751.8. Other Requirements8.1 If requested by the purchaser, physical (electrical andoptical) and mechanical (tensile, yield, and elongation) prop-erty

32、 requirements shall be reported to the purchaser based on alot size as specified in 8.2.8.2 A lot shall consist of all sheets of the same thicknessmade from the same coil. In case the material cannot beidentified by coil, a lot shall consist of no more than 5000 kg(approximately 5 tons) of sheets of

33、 the same thickness.8.3 Electrical Requirements:8.3.1 The specific resistivity of the material measured at20C to be reported in ohmsmm2/m (cm).8.3.2 The surface resistivity of the material measured at20C to be reported in milliohms. Refer to Test Methods D257.8.4 Optical RequirementsThe textured sur

34、face of the ma-terial selected under this specification shall meet the inspectionrequirements (see 13.2) based on a visual sample comparisonor a 6:1 art master pattern comparison, or both.8.5 Mechanical RequirementsThe mechanical properties,tensile strength, yield strength, and elongation of the mat

35、erialselected for texturing shall be reported in values specified in12.5 of this specification.9. Dimensions, Mass, and Permissible Variations9.1 Unless noted in the purchase order, the stated toleranceconditions in Tables 1-5 are deemed to be acceptable.9.2 Table 1 lists the tolerance for sheet thi

36、ckness relevant tothe preferred thickness sizes of textured sheets in this specifi-cation.9.3 Table 2 lists the tolerance for sheet widths relevant tothe preferred width sizes of textured sheets in this specification.9.4 Table 3 lists the tolerance for sheet lengths relevant tothe preferred length s

37、izes in this specification.9.5 Table 4 lists the permissible tolerance for sheet flatnessrelevant to the preferred flatness tolerances in this specificationas a ratio of: deviation “D ” to length “L” and width “W”oftextured sheet. (See 10.5.)9.6 Table 5 lists the maximum permissible difference be-tw

38、een the diagonal dimensions “AA” and “BB” of the texturedsheet. (See 10.6 and Fig. 1.)9.7 The maximum permissible deviation of the edge camber“D” for textured sheets is 0.2 % of the nominal length of thesheet. (See 10.6)10. Measurement10.1 Unless otherwise stated, the measurement of the geo-metrical

39、 requirements shall be based on the definition outlinedin Section 10.10.2 ThicknessThe thickness (texture included) may bemeasured at any point located more than 20 mm from theedges.10.3 WidthThe width is measured perpendicularly to thelongitudinal axis of the product.10.4 LengthThe length is measur

40、ed along one of the sidesof the sheet or cut length.10.5 FlatnessThe measurement of the flatness deviation(pockets) is made according to the pictorial representation “A”and “B”, see Fig. 2. The sheet is lying on a flat surface with theconcave side upward.10.6 Edge CamberThe edge camber is the greate

41、st devia-tion of a side edge from a straight line, the measurement beingtaken on the concave side with a straight edge (see Fig. 3).11. Workmanship11.1 Textured sheets shall be uniform in quality and condi-tion and free of injurious defects, that due to their nature orseverity, may detrimentally aff

42、ect the suitability for the serviceintended.12. General Requirements for Delivery12.1 Unless otherwise specified in the purchase order, thematerials furnished under this specification shall conform toapplicable requirements of the current edition of SpecificationA480/A480M or, if applicable, to DIN

43、17441.12.2 If requested by the purchaser, material shall be deliv-ered with a protective liner of either polyvinyl (PVC) orpolyethylene (PE) on the textured side of the sheet. However,if a protective liner is being specified it must not be detrimen-tally affected by ultraviolet (UV) or temperature e

44、xposure, orboth, up to 70C. Its removal from the sheet stock must beguaranteed not to leave any residue on the textured sheet up toa storage time of 18 months.FIG. 1 SquarenessA947M 16312.3 If requested by the purchaser, material shall be deliv-ered with a certification of electrical properties such

45、 as:12.3.1 Specific Resistivity, measured in ohmsmm2/m(cm) in accordance with Test Method B193.12.3.2 Surface Resistivity, measured in milliohms in accor-dance with Test Methods D257.12.4 If requested by the purchaser, material shall be deliv-ered with a certification of thermal conductivity measure

46、d inW/(mK) at 20C.12.5 If requested by the purchaser, material shall be deliv-ered with a certification of mechanical properties such as:12.5.1 Yield strength maximum in N/mm2.12.5.2 Tensile strength maximum in N/mm2.12.5.3 Elongation in 50 mm (2 in.) minimum %.13. Inspection13.1 Unless otherwise sp

47、ecified in the purchase order, theseller agrees to perform all the tests and inspections as outlinedin Section 11, demonstrating conformity to the applicablerelevant conditions or standards in a test report at the time ofthe initial purchase order.13.2 AppearanceThe textured and untextured surfacess

48、hall match the appearance of the purchasers control sample orthat of a designated control sample agreed upon between bothparties, when viewed with the unaided eye from a distance of1 m by daylight.13.2.1 If there is a substantial disagreement between theseller and the purchaser on the appearance, th

49、e followinginspection shall become the tie breaker.13.2.1.1 The precision of the texture, as defined in Table 6,shall be established by comparing an art-master (100 mm by100 mm) magnified 6:1 (600 mm by 600 mm), provided by thepurchaser, with a photographic enlargement, 6:1, of theproduct, provided by the seller. See Fig. 4 for example. (Not toscale.)13.2.1.2 The precision of the gloss shall be established bycomparing the measured values of gloss of the control samplewith the production sample. The measurement shall be per-formed in accordance wi