ASTM A947M-2013 Standard Specification for Textured Stainless Steel Sheet [Metric]《有特定结构的不锈钢薄板标准规格[公制]》.pdf

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1、Designation: A947M 13Standard 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. Scope1.1 This specification covers stainless steel, textured sheets,especially for use in electronic packaging applications, forexample, cabinet, rack, en

3、closure, 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 Material

4、s (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. Refer

5、enced Documents2.1 ASTM Standards:2A176 Specification for Stainless and Heat-Resisting Chro-mium Steel Plate, Sheet, and StripA370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA480/A480M Specification for General Requirements forFlat-Rolled Stainless and Heat-Resisting Steel P

6、late,Sheet, and StripA700 Practices for Packaging, Marking, and Loading Meth-ods for Steel Products for ShipmentA751 Test Methods, Practices, and Terminology for Chemi-cal Analysis of Steel ProductsB117 Practice for Operating Salt Spray (Fog) ApparatusB193 Test Method for Resistivity of Electrical C

7、onductorMaterialsD257 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 Testing2.3 IEC Standard:4IEC 68 Environmental Testing2.4 CE

8、N 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 Corrosion Tests3. Terminology3.1 Definitions of Ter

9、ms 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 for material ordered under thisspecification. Such

10、 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 ASTM designation and date of issue.4.1.4 Name and t

11、ype 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 responsibility of SubcommitteeA01.17 on Flat-Rolled a

12、nd Wrought Stainless Steel.Current edition approved April 1, 2013. Published May 2013. Originallyapproved in 1995. Last previous edition approved in 2004 as A947M - 95 (2004)which was withdrawn in December 2012 and reinstated in April 2013. DOI:10.1520/A0947M-13.2For referenced ASTM standards, visit

13、 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.3Available from International Organization for Standardization (ISO), 1 rue deVaremb, Case postale

14、 56, CH-1211, Geneva 20, 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 fo

15、r Standardization (DIN), Burggrafenstrasse6, 1000 Berlin 30.Copyright 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 thickness of protective liner, if required bythe pu

16、rchaser.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 A176, Type 430; Surface FinishTexture ID: S-F-O, 6-1, 3-6-170-3; 100 sheet maximum/skid, texturedside up. Each skid marked with purchase

17、 order number, applicable ASTMstandard, 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 process of textured material under thisspecification s

18、hall 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 NominalThicknessApplicable ThicknessPermissibleThicknessVariations forN

19、ominal 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 sheet thicknesses. Dimensions stated are inmillimetres.

20、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 . . . . . . 2.0 2.0ADimensions stated are in millimetres.TABLE 3

21、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 LengthD/LRelating to WidthD/W0.40 2.00 0.4 0.52.00 4.0

22、0 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 83500 5000 8 105000 6000 12 12ADimensions stated are in

23、 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 Note 7Example of typical ordering description:S-F-O,

24、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 6 exceeds 100.C (Coarse) If the number of pattern

25、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. 7 trapezoidal No. 14 arrowNo. 1 square No. 8 lines

26、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 notdefinedNote 6: Number of largest individual pattern repet

27、itions 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 material thicknesses of 2.5 mm and thicker.No. 1 Two-sided

28、 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 sheet shall beacceptable.No. 4 One-sided pattern. Measu

29、rable deformation, caused by thepattern on the opposite side of the sheet shall be acceptable.A947M 1326.2 The customer shall either provide a control-sample (300by 400 mm) or designate a control-sample from a chosentextured material to ensure accurate repetition in appearance oflike products. See S

30、ection 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 Methods and practices relating to chemical analysisr

31、equired 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 requirements shall be reported to the purchaser ba

32、sed 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 the same thickness.8.3 Electrical Requirements:8.3

33、.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 surface of the ma-terial selected under this specifica

34、tion 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 materialselected for texturing shall be reported in va

35、lues 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 thickness relevant tothe preferred thickness sizes of

36、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 sizes in this specification.9.5 Table 4 lists the pe

37、rmissible 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-tween the diagonal dimensions “AA” and “BB” of the te

38、xturedsheet. (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 requirements shall be based on the definition outl

39、inedin 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 measured along one of the sidesof the sheet or cut length

40、.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 greatest devia-tion of a side edge from a straight line,

41、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 affect the suitability for the serviceintended.12. Gen

42、eral 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 17441.12.2 If requested by the purchaser, material

43、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 exposure, orboth, up to 70C. Its removal from the sh

44、eet stock must beguaranteed not to leave any residue on the textured sheet up toa storage time of 18 months.FIG. 1 SquarenessA947M 13312.3 If requested by the purchaser, material shall be deliv-ered with a certification of electrical properties such as:12.3.1 Specific Resistivity, measured in ohmsmm

45、2/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 measured inW/(mK) at 20C.12.5 If requested by the purchase

46、r, 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 specified in the purchase order, theseller agrees to

47、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 surfacesshall match the appearance of the purchasers control

48、 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, the followinginspection shall become the tie breaker.

49、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 with Test Method D523.13.3 Tensile StrengthA tensile te