1、Designation: F1267 12Standard Specification forMetal, Expanded, Steel1This standard is issued under the fixed designation F1267; 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 parentheses ind
2、icates the year of last reapproval. Asuperscript epsilon () 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 specification covers expanded metal.1.1.1 Expanded metal covered by this
3、specification is in-tended for a variety of applications.1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation only and may be approximate.1.3 The following precautionary caveat pertains only to thetest methods portion, Sectio
4、n 11, of this specification. Thisstandard does not purport to address all of the safety problemsassociated with its use. It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.2. R
5、eferenced Documents2.1 ASTM Standards:2A123/A123M Specification for Zinc (Hot-Dip Galvanized)Coatings on Iron and Steel ProductsA167 Specification for Stainless and Heat-ResistingChromium-Nickel Steel Plate, Sheet, and StripA176 Specification for Stainless and Heat-Resisting Chro-mium Steel Plate, S
6、heet, and StripA240/A240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for PressureVessels and for General ApplicationsA666 Specification for Annealed or Cold-Worked Auste-nitic Stainless Steel Sheet, Strip, Plate, and Flat BarA700 Practices for Packaging, M
7、arking, and Loading Meth-ods for Steel Products for ShipmentA1008/A1008M Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy,High-Strength Low-Alloy with Improved Formability, So-lution Hardened, and Bake HardenableA1011/A1011M Specification for Steel, Sheet and
8、Strip,Hot-Rolled, Carbon, Structural, High-Strength Low-Alloy,High-Strength Low-Alloy with Improved Formability, andUltra-High Strength2.2 SAE Standard:3SAE J 1086 Metals and Alloys in the Unified NumberingSystem2.3 Military Standards:4MIL-C-16173 Corrosion Preventive Compound, SolventCutback, Cold-
9、ApplicationMIL-STD-105 Sampling Procedures and Tables for Inspec-tion by Attributes3. Terminology3.1 Expanded Metal Terminology:3.1.1 bond, nthe solid intersection of two strands.3.1.2 camber, nthe bow of a side or edge from end to endfrom a straight line.3.1.3 diamonds, nopen area of metal after ex
10、panding.Most expanded metal open area or patterns are uniformdiamond shaped, but may also be hexagonal, louvered, asym-metric, square, or other shapes, or combinations thereof.3.1.4 edge configuration, nrefers to the edge condition ofa sheet may they be closed diamonds, or open diamondsproduced by s
11、hearing.3.1.5 expanded metal, na rigid sheet of metal that issimultaneously been slit and stretched creating an open dia-mond pattern.3.1.6 flattened, v (F)expanded metal that has been cold-rolled after expansion.3.1.7 flattening, advthe process of producing flattenedexpanded metal.3.1.8 grating, ne
12、xpanded metal that is produced fromheavier sheet.3.1.9 levelness, n(flatness of sheet), sheets shall be freefrom waves or buckets that are in excess of 11/2 in. from aplane surface.1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is
13、the direct responsibility of SubcommitteeA01.19 on Steel Sheet and Strip.Current edition approved March 1, 2012. Published April 2012. Originallyapproved in 1989. Last previous edition approved in 2007 as F1267 07. DOI:10.1520/F1267-12.2For referenced ASTM standards, visit the ASTM website, www.astm
14、.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 Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001, http:/www.sae.org.4Ava
15、ilable from Manufacturers Standardization Society of the Valve and FittingsIndustry (MSS), 127 Park St., NE, Vienna, VA 22180-4602, http:/www.mss-.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, P
16、A 19428-2959, United States.3.1.10 LWD, nnominal dimension, Long Way of theDiamond.3.1.11 LWO, nLong Way of the Opening.3.1.12 regular-raised-standard, n(R) expanded metal as itcomes from the press. The strands and bonds are set at auniform angle to the plane of the sheet.3.1.13 SWD, nnominal dimens
17、ion, Short Way of theDiamond.3.1.14 SWO, nShort Way of the Opening.3.1.15 shearing, ncutting the sheet to a specific size ortolerance.3.1.16 squareness, nthe dimensional variance a side andedge are out of square.3.1.17 strand thickness, nthickness of the base metal3.1.18 strand thickness, n, and str
18、and width, ncan bevaried to create different expanded metal products for differentapplications.3.1.19 strand width, namount of material fed through topand bottom dies to produce one strand.3.1.20 taper, nedges of a sheet that deviates from parallel.4. Classification4.1 Expanded metal shall be of the
19、 following types, classes,and grades as specified (see 5.1.2).4.2 Type:4.2.1 Type IExpanded (see Fig. 1).4.2.2 Type IIExpanded and flattened (see Fig. 2).4.3 Class:4.3.1 Class 1Uncoated.4.3.2 Class 2Hot-dip zinc-coated (galvanized).4.3.3 Class 3Corrosion-resisting steel.4.4 Grade:4.4.1 Grade A0.0025
20、 in. (0.06 mm) minimum coatingthickness.4.4.2 Grade B0.0012 in. (0.03 mm) minimum coatingthickness.5. Ordering Information5.1 Orders for material under this specification shall includethe following information, as required, to describe the materialadequately:5.1.1 ASTM designation,5.1.2 Type, class,
21、 and grade of steel required (see 4.1),5.1.3 Material required (see 6.1),5.1.4 Direction of shear, if not as specified (see 6.2.1),5.1.5 Length, width, and thickness of uncoated mesh, andweight per square ft. uncoated (see Tables 1-6),5.1.6 Size of sheet required, if other than sizes specified in7.1
22、,5.1.7 Whether or not sheets from which samples have beenselected for coating thickness test may be included as part ofmaterial shipped (see 10.1.2), and5.1.8 Optional requirements, if any (see SupplementaryRequirements S1 through S3).6. Materials and Manufacture6.1 Expanded metal shall be made from
23、 Commercial Steel(CS Type B) carbon steel sheets as specified in SpecificationsA1008/A1008M or A1011/A1011M or from stainless steelsheets as specified in SpecificationsA167,A176,A240/A240Mor A666.6.2 Expanded metal shall be manufactured from sheet steelin thicknesses corresponding to Tables 1-6 as s
24、pecified (see5.1.5).6.2.1 Each opening shall be integral with adjoining open-ings by means of unsheared bonds (see Fig. 1 and Fig. 2) of theoriginal sheet.7. Dimensions, Mass, and Permissible Variations7.1 Unless otherwise specified (see 5.1.6), Type I expandedmetal shall be furnished in sheets 4 ft
25、 (1.2 m) wide by 8 ft (2.4m) long, and Type II, flattened, expanded metal shall befurnished in sheets 4 ft (1.2 m) wide by 8 ft (2.4 m) long.7.2 Types I and II expanded metal shall be furnished inaccordance with the weights and dimensions as specified inTables 1-6, respectively.7.3 Tolerances for Ty
26、pe I (raised expanded metal) sheets:7.3.1 Strand width shall not vary in excess of 610 % of thenominal width.7.3.2 Sheet width shall not exceed 1/4 in. per ft. of SWDdimension. (Example: factory run stock sheet 48 in. could be49 in. wide.)7.3.3 Sheet length shall not exceed 1/4 in. per ft. of LWDdim
27、ension. (Example: factory run stock sheet 96 in. could be98 in. long.)7.3.4 Camber shall not exceed 3/32 in. per ft. of dimension.7.3.5 Taper shall not exceed 1/16 in. per ft. of dimension, or1/4 in. overall, whichever is greater.7.3.6 Squareness of ends of sheets shall not exceed 1/8 in.per ft. out
28、 of square or 1/2 in. of overall length.7.3.7 Levelness of sheets shall be free from waves orbuckles that are in excess of 1-1/2 in. from a plane surface.FIG. 1 Type I, ExpandedFIG. 2 Type II, Expanded and FlattenedF1267 1227.3.8 Each sheet shall have closed diamond openings on allsides of the sheet
29、 unless ordered differently.7.3.8.1 Generally, all stock or machine run sheets will haveclosed diamonds on all four sides.7.4 Tolerances for Type II (expanded and flattened metal)sheets:7.4.1 The thickness of Type II, flattened expanded metal,shall not be less than 80 % of the nominal thickness of t
30、hecorresponding Type I, raised expanded metal thickness.7.4.2 Sheet width after flattening shall not exceed 1/4 in. perft. of SWD dimension.TABLE 1 Carbon Steel Dimensions, Strand Sizes, and Weight for Type I (Raised), Class 1 MetalAStyleMinimumBThicknessNominalWeightper CSFCDesign SizeDOpening Size
31、DStrand SizeOverallThicknessDiamondper ft.PercentOpen AreaSWD LWD SWO LWO Width ThicknessSWD LWD14 20 0.032 86 0.250 1.000 0.125 0.718 0.072 0.036 0.135 48 12 45 %14 18 0.042 114 0.250 1.000 0.110 0.718 0.072 0.048 0.147 48 12 43 %12 20 0.032 43 0.500 1.200 0.438 0.938 0.072 0.036 0.140 24 10 80 %12
32、 18 0.042 70 0.500 1.200 0.438 0.938 0.088 0.048 0.172 24 10 72 %12 16 0.053 86 0.500 1.200 0.375 0.938 0.087 0.060 0.175 24 10 65 %12 13 0.083 147 0.500 1.200 0.312 0.938 0.096 0.092 0.204 24 10 57 %34 16 0.053 54 0.923 2.000 0.813 1.750 0.101 0.060 0.210 13 6 78 %34 13 0.083 80 0.923 2.000 0.750 1
33、.688 0.096 0.092 0.205 13 6 76 %34 10 0.083 120 0.923 2.000 0.750 1.625 0.144 0.092 0.290 13 6 72 %34 9 0.127 180 0.923 2.000 0.688 1.562 0.150 0.134 0.312 13 6 68 %1 16 0.053 44 1.000 2.400 0.938 2.062 0.078 0.060 0.192 12 5 82 %112 18 0.042 20 1.330 3.000 1.313 2.625 0.068 0.048 0.140 9 4 90 %112
34、16 0.053 40 1.330 3.000 1.250 2.625 0.108 0.060 0.230 9 4 85 %112 13 0.083 60 1.330 3.000 1.188 2.500 0.105 0.092 0.242 9 4 85 %112 10 0.083 79 1.330 3.000 1.188 2.500 0.138 0.092 0.284 9 4 80 %112 9 0.127 120 1.330 3.000 1.125 2.375 0.144 0.134 0.312 9 4 76 %112 6 0.184 250 1.330 3.000 1.110 2.313
35、0.203 0.198 0.433 9 4 69 %2 10 0.083 68 1.850 4.000 1.625 3.438 0.164 0.092 0.327 6.5 3 82 %2 9 0.127 90 1.850 4.000 1.563 3.375 0.149 0.134 0.312 6.5 3 84 %A1 in. = 25.4 mm; 1 lb = 0.454 kg.BThe minimum thickness is absolute, not subject to minus variation.CA variation in weight per square ft. of 6
36、10 % is permissible, based on the weight of any sheet or bundle.DA tolerance of 610 % is permitted in dimensions, center to center.TABLE 2 GratingCarbon Steel Dimensions, Strand Sizes, and Weight for Type I (Raised), Class I MetalAStyleNominalWeightper CSFBDesign Sizein.COpening Sizein.CStrand Sizei
37、n.OverallThicknessDiamondper ftPercentOpen AreaSWD LWD SWO LWOWidth ThicknessSWD LWD2.0 lb 2.00 1.33 5.33 1.000 3.60 0.235 0.135 0.460 9.0 2.25 77 %3.0 lb 3.00 1.33 5.33 0.940 3.44 0.264 0.183 0.540 9.0 2.25 60 %3.14 lb 3.14 2.00 6.00 1.625 4.88 0.412 0.250 0.656 6.0 2.00 69 %4.0 lb 4.00 1.33 5.33 0
38、.940 3.44 0.300 0.215 0.618 9.0 2.25 55 %4.27 lb 4.27 1.41 4.00 1.000 2.88 0.300 0.250 0.625 8.5 3.00 58 %5.0 lb 5.00 1.33 5.33 0.813 3.38 0.331 0.250 0.655 9.0 2.25 50 %6.25 lb 6.25 1.41 5.33 0.813 3.38 0.350 0.312 0.715 8.5 2.25 50 %7.0 lb 7.00 1.41 5.33 0.813 3.38 0.391 0.318 0.740 8.5 2.25 45 %A
39、1 in. = 25.4 mm; 1 lb = 0.454 kg.BA variation in weight per square ft. of 65 % is permissible, based on the weight of any sheet or bundle.CA tolerance of 65 % is permitted in dimensions, center to center.TABLE 3 GratingStainless Steel Dimensions, Strand Sizes, and Weights for Type 1 (Raised), Class
40、1 MetalAStyle NominalWeightper CSFBDesign Size,in.COpening Size,in.CStrand Size,in.OverallThicknessDiamondper ft.per ft.PercentOpen AreaSWD LWD SWO LWO Width Thickness SWD LWD3.3 lb. 3.32 2.00 6.0 1.625 4.880 0.312 0.250 0.656 6 2 69 %4.5 lb. 4.25 1.41 4.0 1.000 2.880 0.300 0.250 0.625 8.5 3 58 %A1
41、in. = 25.4 mm; 1 lb = 0.454 kg.BA variation in weight per square ft. of 65 % is permissible, based on the weight of any sheet or bundle.CA tolerance of 610 % to 65 % is permitted in dimensions, center to center.F1267 1237.4.3 Sheet length after flattening shall not exceed 1/4 in.per ft. of LWD dimen
42、sion.TABLE 4 Carbon Steel Dimensions, Strand Sizes, and Weight for Type II (Flattened), Class 1 MetalAStyleMinimumBThicknessNominalWeightperCSFCDesign SizeDOpening SizeDStrand SizeOverallThicknessDiamondper ft.PercentOpenAreaSWD LWD SWO LWO Width ThicknessSWD LWD14 20 0.029 82 0.250 1.050 0.084 0.71
43、5 0.079 0.030 0.030 48 11.6 35 %14 18 0.039 108 0.250 1.050 0.075 0.715 0.080 0.040 0.040 48 11.6 35 %12 20 0.029 40 500 1.250 0.375 1.000 0.079 0.029 0.029 24 9.5 65 %12 18 0.039 66 0.500 1.250 0.312 1.000 0.097 0.039 0.039 24 9.5 60 %12 16 0.048 82 0.500 1.250 0.312 1.000 0.096 0.050 0.050 24 9.5
44、63 %12 13 0.068 140 0.500 1.250 0.265 1.000 0.107 0.070 0.070 24 9.5 52 %34 16 0.048 51 0.923 2.100 0.750 1.750 0.111 0.048 0.048 13 5.7 75 %34 14 0.060 63 0.923 2.100 0.688 1.813 0.105 0.061 0.061 13 5.7 74 %34 13 0.068 75 0.923 2.100 0.688 1.781 0.106 0.070 0.070 13 5.7 73 %34 10 0.068 114 0.923 2
45、.100 0.637 1.755 0.160 0.070 0.070 13 5.7 68 %34 9 0.108 171 0.928 2.100 0.563 1.688 0.165 0.120 0.120 13 5.7 63 %1 16 0.048 41 1.000 2.500 0.813 2.250 0.098 0.050 0.050 12 4.68 78 %112 16 0.048 38 1.330 3.200 1.062 2.750 0.119 0.048 0.048 9 3.75 83 %112 14 0.060 46 1.330 3.200 1.062 2.750 0.116 0.0
46、60 0.060 9 3.75 80 %112 13 0.068 57 1.330 3.200 1.062 2.750 0.116 0.070 0.070 9 3.75 80 %112 9 0.108 114 1.330 3.200 1.000 2.653 0.158 0.110 0.110 9 3.75 75 %A1 in. = 25.4 mm; 1 lb = 0.454 kg.BThe minimum thickness is absolute, not subject to minus variation.CA variation in weight per square ft. of
47、610 % is permissible, based on the weight of any sheer or bundle.DA tolerance of 610 % is permitted in dimensions, center to center.TABLE 5 Stainless Steel Styles, Weights, Dimensions, and Sheet Sizes for Type I (Raised), Class 3 MetalAStyleNominalWeightper CSFBDesign SizeCOpening SizeCStrand SizeCO
48、verallThicknessDiamond per ft.PercentOpen AreaSWD LWD SWO LWO Width ThicknessSWD LWD12 18 73 0.500 1.200 0.437 0.937 0.087 0.050 0.164 24 10 68 %12 16 91 0.500 1.200 0.437 0.937 0.087 0.062 0.164 24 10 60 %12 13 187 0.500 1.200 0.325 0.875 0.119 0.093 0.225 24 10 56 %34 18 48 0.923 2.000 0.812 1.750
49、 0.106 0.050 0.202 13 6 85 %34 16 60 0.923 2.000 0.812 1.750 0.106 0.062 0.202 13 6 83 %34 13 91 0.923 2.000 0.750 1.687 0.107 0.093 0.202 13 6 80 %34 9 205 0.923 2.000 0.687 1.582 0.160 0.140 0.300 13 6 67 %112 16 45 1.330 3.000 1.250 2.750 0.115 0.062 0.222 9 4 85 %112 13 68 1.330 3.000 1.250 2.750 0.115 0.093 0.222 9 4 83 %112 9 137 1.330 3.000 1.125 2.500 0.155 0.140 0.280 9 4 77 %A1 lb = 0.454 kg; 1 in. = 25.4 mm.BA variation in weight per square ft. of 610 % is permissible, based on the weight of
