1、Designation:A1093/A1093M15Standard Specification forElectrolytic Plasma Treatment Processing of ConductiveMaterials1This standard is issued under the fixed designation A1093/A1093M;the number immediately following the designation indicates theyear of original adoption or,in the case of revision,the
2、year of last revision.A number in parentheses indicates the year of lastreapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the requirements for cleaning,coating,or surface modification,or combinations thereof,ofc
3、onductive materials,primarily metals.1.2 This specification covers any conductive materialtreated or processed by the electrolytic plasma process(EPP)including:products designated as long products,including wireand fine wire;flat-rolled materials;fasteners;connectors;bolts;assemblies;structural mate
4、rials;hardware items;and medicalitems.1.3 Products created under this process shall specificallyspecify requirements for the specific product being processedusing the EPP process.1.4 This specification is applicable for orders in eitherinch-pound or SI units.1.5 The values stated in either SI units
5、or inch-pound unitsare to be regarded separately as standard.The values stated ineach system may not be exact equivalents;therefore,eachsystem shall be used independently of the other.Combiningvalues from the two systems may result in non-conformancewith the standard.1.6 This standard does not purpo
6、rt to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2A90/A90M
7、 Test Method for Weight Mass of Coating onIron and Steel Articles with Zinc or Zinc-Alloy CoatingsA924/A924M Specification for General Requirements forSteel Sheet,Metallic-Coated by the Hot-Dip ProcessB487 Test Method for Measurement of Metal and OxideCoating Thickness by Microscopical Examination o
8、fCross SectionD2200 Practice for Use of Pictorial Surface PreparationStandards and Guides for Painting Steel SurfacesF519 Test Method for Mechanical Hydrogen EmbrittlementEvaluation of Plating/Coating Processes and Service En-vironments2.2 SSPC Standard:3SSPC-VIS 1 Guide and Reference Photographs fo
9、r SteelSurfaces Prepared by Dry Abrasive3.Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 anode,npositively charged device within the plasmareactor.3.1.2 applied potential,ndirect current(dc)voltage ap-plied between two electrodes,anode and cathode.3.1.3 aqueous plasma,nuse of wa
10、ter as the source of theH2 H+H+2e.3.1.4 cathode,nnegatively charged work piece within theplasma reactor.3.1.5 electrolyte,naqueous solution containing ions ca-pable of conducting electric current.3.1.6 micro-roughness,nfeatures formed as a result of thekinetic energy produced from the implosion and
11、rapid quench-ing phenomenon that occur during electro-plasma technology(EPT)processing.3.1.7 plasma,ncollection of free moving electrons andions capable of conducting electric current.3.1.7.1 DiscussionIn this case,the gas is hydrogen and theion is H+.Energy is required to make plasma.Withoutsustain
12、ingenergy,plasmarecombinesintomolecularhydrogen,H+.1This test method is under the jurisdiction of ASTM Committee A05 onMetallic-Coated Iron and Steel Products and is the direct responsibility ofSubcommittee A05.12 on Wire Specifications.Current edition approved Oct.1,2015.Published November 2015.DOI
13、:10.1520/A1093A1093M-15.2For referenced ASTM standards,visit 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 the Society for Protective
14、 Coatings,40 24th St.,6th Floor,Pittsburgh,PA 15222.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.8 plasma reactor,ndevice housing that confines theplasma within the work zone containing the electrolyte,whichallows the formation of
15、plasma.3.1.9 salts,nrefers to the soluble metal salts used withinthe aqueous plasma process.3.1.10 surface morphology,nunique surface characterizedby the presence of micro-craters and spheroids created by theelectro-plasma process.3.2 Acronyms:3.2.1 EPPElectro-plasma processing3.2.2 EPTElectro-plasm
16、a technology4.Electro-Plasma Process(EPP)44.1 Electro-plasma processes(EPP)are a hybrid of conven-tional electrolysis and atmospheric plasma processes.All theindependent studies lead to a common observation that,at acertain value of voltage between two electrodes in an aqueouselectrolyte,will lead to deviation from Faradays normalelectrolytic regime.Applied voltage is significantly greaterwhen compared to the conventional electrolysis leading to theanalogous phenomenon that is accompanied by the
