1、Designation:A933/A933M14Standard Specification forVinyl-Coated Steel Wire and Welded Wire Reinforcement1This standard is issued under the fixed designation A933/A933M;the number immediately following the designation indicates the yearof original adoption or,in the case of revision,the year of last r
2、evision.A number in parentheses indicates the year of last reapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers plain and deformed steel wireand plain and deformed steel welded wire reinforcement withprotective vi
3、nyl(polyvinyl chloride,or polyvinyl chloridepowder compound)coating.A Class A minimum coatingthickness is required for wire and welded wire reinforcementintended for use in concrete and masonry.A Class B minimumcoating thickness is required for wire and welded wire rein-forcement intended for use in
4、 mechanically stabilized earthapplications.1.2 Other thermoplastic organic coatings may be usedprovided they meet the requirements of this specification.NOTE1The coating applicator is identified throughout this specifica-tion as the manufacturer.1.3 Requirements for coatings are contained in Annex A
5、1.1.4 Requirements for patching materials are contained inAnnex A2.1.5 The text of this specification contains notes or footnotes,or both,that provide explanatory material.Such notes andfootnotes,excluding those in tables or figures,do not containany mandatory requirements.1.6 This specification is
6、applicable for orders in eitherinch-pound units(as Specification A933)or in SI units asSpecification A933M.1.7 The values stated in either inch-pound units or SI unitsare to be regarded separately as standard.Within the text,theSI units are shown in brackets.The values stated in eachsystem may not b
7、e exact equivalents;therefore,each systemshall be used independently of the other.Combining valuesfrom the two systems may result in non-conformance with thestandard.2.Referenced Documents2.1 ASTM Standards:2A775/A775M Specification for Epoxy-Coated Steel Rein-forcing BarsA884/A884M Specification fo
8、r Epoxy-Coated Steel Wireand Welded Wire ReinforcementA1064/A1064M Specification for Carbon-Steel Wire andWelded Wire Reinforcement,Plain and Deformed,forConcreteB117 Practice for Operating Salt Spray(Fog)ApparatusD374 Test Methods for Thickness of Solid Electrical Insu-lation(Withdrawn 2013)3D2240
9、Test Method for Rubber PropertyDurometer Hard-nessD2967 Test Method for Corner Coverage of Powder Coat-ingsD4060 Test Method for Abrasion Resistance of OrganicCoatings by the Taber AbraserG8 Test Methods for Cathodic Disbonding of Pipeline Coat-ingsG12 Test Method for Nondestructive Measurement of F
10、ilmThickness of Pipeline Coatings on Steel(Withdrawn2013)3G14 Test Method for Impact Resistance of Pipeline Coatings(Falling Weight Test)G20 Test Method for Chemical Resistance of Pipeline Coat-ings2.2 National Association of Corrosion Engineers Stan-dards:4RP-287-87 Field Measurement of Surface Pro
11、file of Abra-sive Blast Cleaned Steel Surface Using a Replica TapeTM-01-70 Visual Standard for Surfaces of New Steel AirBlast Cleaned with Sand Abrasive(NACE No.2)1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is under the direct r
12、esponsibility ofSubcommittee A01.05 on Steel Reinforcement.Current edition approved May 1,2014.Published May 2014.Originallyapproved in 1995.Last previous edition approved in 2010 as A993/A993M 10.DOI:10.1520/A0933_A0933M-14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontac
13、t ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from National Association of Corrosion Enginee
14、rs(NACE),1440South Creek Dr.,Houston,TX 77084-4906,http:/www.nace.org.*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 States1Copyright by ASTM Intl(all rights reserved);TM-01-75 Vis
15、ual Standard for Surfaces of New Steel Cen-trifugally Blast Cleaned with Steel Shot or Steel Grit(NACE No.2)2.3 Steel Structures Painting Council Specifications:5SSPC-PA2 Measurement of Dry Coating Thickness withMagnetic GagesSSPC-SP 10 Near-White Blast CleaningSSPC-Vis 1Pictorial Surface Preparatio
16、n Standards forPainting Steel SurfacesSSPC-Vis 2Standard Methods of Evaluating Degree ofRusting on Painted Steel Surfaces3.Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 conversion coating,na preparation of the blast-cleaned steel surface prior to coating application that isdesigned to pretreat the metal to promote coating adhesion,reduce metal/coating reactions,improve corrosion resistance,and increase blister resistance.3.1.2 disbonding,nloss of adhesion between the fusion
