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ASTM_A_603_-_98_2014.pdf

1、Designation:A60398(Reapproved 2014)Standard Specification forZinc-Coated Steel Structural Wire Rope1This standard is issued under the fixed designation A603;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A

2、number in 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 zinc-coated steel structuralwire rope,prestretched or nonprestretched for use where ahigh-strength,relatively fle

3、xible prefabricated zinc-coatedmultiple-wire tension member is desired as a component partof a structure.1.2 The wire rope is furnished with Class A weight zinc-coated wires throughout.It can be furnished with Class Bweight or Class C weight zinc-coated outer wires or Class Bweight or Class C weight

4、 zinc-coated wires throughout whereadditional corrosion protection is required.1.3 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.2.Refer

5、enced Documents2.1 ASTM Standards:2A90/A90M Test Method for Weight Mass of Coating onIron and Steel Articles with Zinc or Zinc-Alloy CoatingsA902 Terminology Relating to Metallic Coated Steel Prod-uctsB6 Specification for Zinc3.Terminology3.1 DefinitionsFor definitions of terms used in thisspecifica

6、tion,see Terminology A902.4.Ordering Information4.1 Orders for material under this specification shall includethe following information:4.1.1 Length of wire rope,4.1.2 Nominal diameter of wire rope(Tables 1-4),4.1.3 Prestretched(see 8.3)or nonprestretched,4.1.4 Coating-weight class if other than Cla

7、ss A(Table 5),4.1.5 Mechanical tests if required(see 10.1),4.1.6 Special packaging requirements(Section 13),and4.1.7 Inspection(Section 12).5.Materials and Manufacture5.1 Base MetalThe base metal shall be carbon steel madeby the open-hearth,basic-oxygen,or electric-furnace processand of such quality

8、 that the finished wire rope and thehard-drawn individual zinc-coated wires coated by the hot-dipor electrolytic process shall have the properties and character-istics as prescribed in this specification.5.2 ZincThe slab zinc when used shall conform to Speci-fication B6 or better.6.Physical Properti

9、es6.1 Tensile Properties:6.1.1 The zinc-coated wire used in the wire rope shallconform to the mechanical properties in Table 6 prior tofabrication,but the wire test sample may be prestretched to55%of the minimum tensile strength specified in Table 6 priorto conducting the tests.6.1.2 The tensile str

10、ength and the stress at 0.7%extensionshall be based on the actual cross-sectional area of the finishedwire,including the zinc coating.6.1.3 Test SpecimensThe test specimens shall be free ofbends or kinks other than the curvature resulting from the usualcoiling operation.The hand straightening necess

11、ary to permitinsertion of the specimen in the jaws of the testing machineshall be performed by drawing between wood blocks or bysome other equally satisfactory means.6.2 Stress at 0.7%Extension Under LoadThe value ofstress at 0.7%extension under load shall be determined by oneof the following proced

12、ures,depending on the type of exten-someter used:6.2.1 Non-AutographicExtensometerWhenanon-autographic extensometer is used to measure the 0.7%extension,it shall have a gage length of 10 in.(254 mm),andit shall be so graduated that the smallest division correspondsto a strain not larger than 0.0001

13、in./in.(0.0001 mm/mm)ofgage length.Apply a load corresponding to the tensile stressindicated in Table 5,using the nominal diameter of the1This specification is under the jurisdiction of ASTM Committee A05 onMetallic-Coated Iron and Steel Productsand is the direct responsibility of Subcom-mittee A05.

14、12 on Wire Specifications.Current edition approved Aug.1,2014.Published August 2014.Originallyapproved in 1970.Last previous edition approved in 2009 as A603 98(2009)1.DOI:10.1520/A0603-98R14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at servic

15、eastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 TABLE 1 Properties of Single-Class Zinc-Coated Steel Structural

16、Wire Rope(Inch-Pound Units)Nominal Diameter,in.Minimum Breaking Strength in Tons of 2000 lbApproximate GrossMetallic Area,in.2ApproximateWeight/ft,lbClass A CoatingThroughoutClass B CoatingThroughoutClass C CoatingThroughout386.56.25.90.0650.247168.88.48.00.0910.321211.511.010.50.1190.4291614.513.813.20.1470.535818.017.216.40.1820.65111621.520.519.50.2210.793426.024.823.60.2680.95131630.028.627.30.3111.107835.033.431.80.3611.28151640.038.236.40.4141.47145.743.641.50.4711.6711857.855.152.50.5962.

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