1、Designation: A947M 13A947M 15Standard 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 nu
2、mber in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope Scope*1.1 This specification covers stainless steel, textured sheets, especially for use in electronic packaging applications, for example,c
3、abinet, rack, enclosure, and shelf constructions for telecommunication, computer, and data-processing equipment.1.2 This specification applies to all finished flat-rolled stainless products specified by standards organizations such asInternational Standards Organization (ISO), American Society for T
4、esting and Materials (ASTM), European Committee forStandardization (CEN), German Institute for Standardization (DIN), and others participating in a global standards harmonizationeffort.1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for infor
5、mation only.2. Referenced Documents2.1 ASTM Standards:2A176 Specification for Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip (Withdrawn 2015)3A370 Test Methods and Definitions for Mechanical Testing of Steel ProductsA480/A480M Specification for General Requirements for Flat-Roll
6、ed Stainless and Heat-Resisting Steel Plate, Sheet, and StripA700 Guide for Packaging, Marking, and Loading Methods for Steel Products for ShipmentA751 Test Methods, Practices, and Terminology for Chemical Analysis of Steel ProductsB117 Practice for Operating Salt Spray (Fog) ApparatusB193 Test Meth
7、od for Resistivity of Electrical Conductor MaterialsD257 Test Methods for DC Resistance or Conductance of Insulating MaterialsD523 Test Method for Specular Gloss2.2 ISO Standards:3ISO 1462 Accelerated Corrosion Tests and Evaluation of ResultsISO 6892 Metallic Materials Tensile Testing2.3 IEC Standar
8、d:4IEC 68 Environmental Testing2.4 CEN Standard:5EN 100021 Metallic Materials Tensile Testing2.5 DIN Standards:6DIN 17441 Stainless Steel Technical Delivery Conditions for Stainless Cold Rolled SteelDIN 50021-SS Spray Test with Different Sodium Chloride SolutionsDIN 50980 Evaluation of Corrosion Tes
9、ts3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 textureda three-dimensional design pattern, regardless of the specific production-process approach.1 This specification is under the jurisdiction ofASTM Committee A01 on Steel, Stainless Steel and RelatedAlloys and is the direc
10、t responsibility of Subcommittee A01.17on Flat-Rolled and Wrought Stainless Steel.Current edition approved April 1, 2013Nov. 1, 2015. Published May 2013December 2015. Originally approved in 1995. Last previous edition approved in 20042013 asA947M - 95 (2004)A947M 13. which was withdrawn in December
11、2012 and reinstated in April 2013. DOI: 10.1520/A0947M-13.DOI: 10.1520/A0947M-15.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page
12、on the ASTM website.3 Available from International Organization for Standardization (ISO), 1 rue de Varemb, Case postale 56, CH-1211, Geneva 20, Switzerland.4 Available from International Electrotechnical Commission (IEC), 3 rue de Varemb, Case postale 131, CH-1211, Geneva 20, Switzerland.5 Availabl
13、e from European Committee for Standardization (CEN), Rue Brederode 2, B 1000 Bruxelles.6 Available from German Institute for Standardization (DIN), Burggrafenstrasse 6, 1000 Berlin 30.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of
14、what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered
15、the official document.*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. Ordering Information4.1 It is the responsibility of the purchaser to specify all requirements th
16、at are necessary for material ordered under thisspecification. Such requirements may include, but are not limited 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 preferred sizes an
17、dtolerances.4.1.3 ASTM designation and date of issue.4.1.4 Name and type of material.4.1.5 Surface condition of the nontextured surface. See Specification A480/A480M or DIN 17441 Table 8.4.1.6 Textured identification reference number. See Table 6.4.1.7 Type and thickness of protective liner, if requ
18、ired by the purchaser.4.1.8 Marking requirements. Reference: Practices A700.NOTE 1A typical ordering description is as follows: 500 sheets, 1.00 by 1200 by 2500 mm; Specification A176,A176, Type 430; Surface FinishTexture ID: S-F-O, 6-1, 3-6-170-3; 100 sheet maximum/skid, textured side up. Each skid
19、 marked with purchase order number, applicableASTM standard,and date of shipment.5. Materials and Manufacture5.1 The textured side or sides of the sheet shall be produced in such a manner that guarantees repeatability of the pattern overtime. See 6.2.5.2 Manufacture process of textured material unde
20、r this specification shall follow industry practices.6. Texture of Sheet6.1 The texture of any sheet delivered under this specification shall meet the provisions outlined in Table 6 and Section 13.6.2 The customer shall either provide a control-sample (300 by 400 mm) or designate a control-sample fr
21、om a chosen texturedmaterial to ensure accurate repetition in appearance of like products. See Section 13.7. Chemical Composition7.1 The heat chemical composition shall be reported to the purchaser, or his representative, and shall conform to therequirements specified in the applicable ASTM standard
22、 of the steel type selected for texturing.7.2 Methods and practices relating to chemical analysis required by this specification shall be in accordance with Test Methods,Practices, and Terminology A751.8. Other Requirements8.1 If requested by the purchaser, physical (electrical and optical) and mech
23、anical (tensile, yield, and elongation) propertyrequirements shall be reported to the purchaser based on a lot size as specified in 8.2.8.2 A lot shall consist of all sheets of the same thickness made from the same coil. In case the material cannot be identified bycoil, a lot shall consist of no mor
24、e than 5000 kg (approximately 5 tons) of sheets of the same thickness.8.3 Electrical Requirements:8.3.1 The specific resistivity of the material measured at 20C to be reported in ohmsmm2/m (cm).8.3.2 The surface resistivity of the material measured at 20C to be reported in milliohms. Refer to Test M
25、ethods D257.TABLE 1 Permissible Deviations in ThicknessAPreferred NominalThicknessApplicable 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
26、0.123.50; 4.00 3.5 4.5 0.144.50; 5.00; 6.00 4.5 6.0 0.15A In reference to preferred sheet thicknesses. Dimensions stated are inmillimetres.A947M 1528.4 Optical RequirementsThe textured surface of the material selected under this specification shall meet the inspectionrequirements (see 13.2) based on
27、 a visual sample comparison or 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 values specified in 12.5 of this specification.9. Dimensions,
28、Mass, and Permissible Variations9.1 Unless noted in the purchase order, the stated tolerance conditions in Tables 1-5 are deemed to be acceptable.9.2 Table 1 lists the tolerance for sheet thickness relevant to the preferred thickness sizes of textured sheets in this specification.9.3 Table 2 lists t
29、he tolerance for sheet widths relevant to the preferred width sizes of textured sheets in this specification.9.4 Table 3 lists the tolerance for sheet lengths relevant to the preferred length sizes in this specification.9.5 Table 4 lists the permissible tolerance for sheet flatness relevant to the p
30、referred flatness tolerances in this specification asa ratio of: deviation “D ” to length “L” and width “W” of textured sheet. (See 10.5.)9.6 Table 5 lists the maximum permissible difference between the diagonal dimensions “AA” and “BB” of the textured sheet.(See 10.6 and Fig. 1.)9.7 The maximum per
31、missible deviation of the edge camber “D” for textured sheets is 0.2 % of the nominal length of the sheet.(See 10.6)TABLE 2 Permissible Deviations for Nominal WidthsANominalThickness Permmissible Deviation at Nominal Width$ # #100 $100 to #300 $300 to #700 $700 to #16000.40 1.00 0.5 0.8 1.0 1.51.00
32、1.75 0.7 1.0 1.5 1.51.75 3.00 1.0 1.5 1.5 2.03.00 6.00 . . . . . . 2.0 2.0A Dimensions stated are in millimetres.TABLE 3 Permissible Deviations for Nominal LengthANominal “L” Permissible Deviation for NominalLength#2000 5 2000 0.0025 LengthA Dimensions stated are in millimetres.TABLE 4 Permissible D
33、eviations on FlatnessANominal ThicknessTotal Deviation, %Relating to LengthD/LRelating to WidthD/W0.40 2.00 0.4 0.52.00 4.00 0.3 0.44.00 6.00 0.1 0.4A Dimensions stated are in millimetres.TABLE 5 Permissible Deviations on SquarenessANominal Length Squareness Tolerances at NominalWidth Ratio of AA/BB
34、 Dimension$ # #1000 $1000 to #1600. . . 2000 6 72000 3000 7 73000 3500 7 83500 5000 8 105000 6000 12 12A Dimensions stated are in millimetres.A947M 15310. Measurement10.1 Unless otherwise stated, the measurement of the geometrical requirements shall be based on the definition outlined inSection 10.1
35、0.2 ThicknessThe thickness (texture included) may be measured at any point located more than 20 mm from the edges.10.3 WidthThe width is measured perpendicularly to the longitudinal axis of the product.TABLE 6 Textured Reference IdentificationPattern orientation Note 1Pattern appearance Note 2Height
36、 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,6-1,3-6-170-3Note 1: S (Straight) Pattern oriented with flow line of rollingprocess.A (Angular) Pattern oriente
37、d 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 repetitions underNote 6 is less than 100.Note 3: Height of pattern in millimetres.Note 4: Size of individual pa
38、ttern.(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 No. 15 snowflakeNo. 2 rectangular No. 9 points No. 16 teardropNo. 3 triangular No. 10 letters No. 17 combinatio
39、nNo. 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 repetitions within a 20-mm 20-mm area of the stainless steel sheet. (Partial patternrepetition included.)Note 7: A t
40、wo-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 pattern.No. 2 One-sided pattern. No visible marks from an one-sidedpattern, when viewed with the unaided eye f
41、rom a distance of1 m.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. Measurable deformation, caused by thepattern on the opposite side of the sheet shall be acceptable.FIG. 1 Squarenes
42、sA947M 15410.4 LengthThe length is measured along one of the sides of 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 the concave side upward.1
43、0.6 Edge CamberThe edge camber is the greatest deviation of a side edge from a straight line, the measurement being takenon the concave side with a straight edge (see Fig. 3).11. Workmanship11.1 Textured sheets shall be uniform in quality and condition and free of injurious defects, that due to thei
44、r nature or severity,may detrimentally affect the suitability for the service intended.12. General Requirements for Delivery12.1 Unless otherwise specified in the purchase order, the materials furnished under this specification shall conform toapplicable requirements of the current edition of Specif
45、ication A480/A480M or, if applicable, to DIN 17441.12.2 If requested by the purchaser, material shall be delivered with a protective liner of either polyvinyl (PVC) or polyethylene(PE) on the textured side of the sheet. However, if a protective liner is being specified it must not be detrimentally a
46、ffected byultraviolet (UV) or temperature exposure, or both, up to 70C. Its removal from the sheet stock must be guaranteed not to leaveany residue on the textured sheet up to a storage time of 18 months.12.3 If requested by the purchaser, material shall be delivered with a certification of electric
47、al properties such 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 accordance with Test Methods D257.12.4 If requested by the purchaser, material shall be delivered with a certification of thermal con
48、ductivity measured in W/(mK)at 20C.12.5 If requested by the purchaser, material shall be delivered 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.FIG. 2 Flatness Deviation (Pockets)A947M 15512.5.3 Elongation in 50
49、 mm (2 in.) minimum %.13. Inspection13.1 Unless otherwise specified in the purchase order, the seller agrees to perform all the tests and inspections as outlined inSection 11, demonstrating conformity to the applicable relevant conditions or standards in a test report at the time of the initialpurchase order.13.2 AppearanceThe textured and untextured surfaces shall match the appearance of the purchasers control sample or that ofa designated control sample agreed upon between both parties, when viewed with the unaided eye from a distance of 1
