1、BRITISH STANDARD BS EN ISO 9454-2:2001 Soft soldering fluxes Classification and requirements Part 2: Performance requirements The European Standard EN ISO 9454-2:2000 has the status of a British Standard ICS 25.160.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN ISO 94
2、54-2:2001 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee and comes into effect on 28 August 2001 BSI 28 August 2001 ISBN 0 580 34682 X National f
3、oreword This British Standard is the official English language version of EN ISO 9454-2:2000. It is identical with ISO 9454-2:1998. Together with BS EN ISO 9455-6:1997, BS EN ISO 9455-10:2001, BS EN ISO 9455-13:2000, BS EN ISO 9455-15:2000, BS EN 29454-1:1994, BS EN 29455-1:1994, and BS EN ISO 9454-
4、2:2001 supersedes BS 5625:1980 which is already withdrawn. The UK participation in its preparation was entrusted by Technical Committee NFE/27, Tin and tin alloys, to Subcommittee NFE/27/4, Solders and soldering fluxes, which has the responsibility to: A list of organizations represented on this sub
5、committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or
6、by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer im
7、munity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK.
8、Summary of pages This document comprises a front cover, an inside front cover, the EN ISO title page, the EN ISO foreword page, the ISO title page, pages ii to iv, pages 1 to 7, the annex ZA page, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when
9、 the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO94542 April2000 ICS25.160.50 Englishversion SoftsolderingfluxesClassificationandrequirementsPart2: Performancerequirements(ISO94542:1998) FluxdebrasagetendreCl
10、assificationetcaractristiques Partie2:Prescriptionsdeperformance(ISO94542:1998) FlumittelzumWeichltelEinteilungundAnforderungen Teil2:Eignungsanforderungen(ISO94542:1998) ThisEuropeanStandardwasapprovedbyCENon10March2000. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatet
11、heconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,Ge
12、rman).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heofficial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Irel
13、and,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG CentralSecretariat:ruedeStassart,36B1050Brussels 2000CEN Allrightsofexploitationinanyformandbyanymeansreserved worldw
14、ideforCENnationalMembers. Ref.No.ENISO94542:2000EForeword The text of the International Standard from Technical Committee ISO/TC 44 “Welding and allied processes” of the International Organization for Standardization (ISO) has been taken over as an European Standard by Technical Committee CEN/TC 121
15、”Welding”, the secretariat of which is held by DS. This European Standard shall be given the status of a national standard, either by publication of an identical text of by endorsement, at the latest by October 2000, and conflicting national standards shall be withdrawn at the latest by October 2000
16、. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, P
17、ortugal, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of the International Standard ISO 9454-2:1998 has been approved by CEN as a European Standard without any modification. Note: Normative references to International Standards are listed in annex ZA (normative) ENI
18、SO94542:2000A Referencenumbe r ISO94542:1998(E) INTERNATIONAL STANDARD ISO 94542 Firstedition 19980815 SoftsolderingfluxesClassificationand requirements Part2: Performancerequirements FluxdebrasagetendreClassificationetcaractristiques Partie2:Prescriptionsdeperformance ENISO94542:2000)E(8991:24549OS
19、I OSI8991 Athgirllsserevr.deselnUstosiwrehescepfi,deitraponfothsicilbuptayamnoicudorperebturodezilideniynafomrroybna ymsnae,lecetrinoc .rehsilbupehtmorfgnitirwninoissimreptuohtiw,mliforcimdnagniypocotohpgnidulcni,lacinahcemro noitazidradnatSrofnoitazinagrOlanoitanretnI 65elatsopesaC 02evneG1121HC dn
20、alreztiwS tenretnI hc.osiosi dnalreztiwSnidetnirP ii Contents Page 1Scope 1 2Normativereferences . .1 3Definitions 2 4Fluxcondition . .2 5Performancerequirementsforfluxes 3 AnnexA (informative) Bibliography 7 ENISO94542:2000OSI )E(8991:24549OSI iii Foreword ISO(theInternationalStandardsOrganization)
21、isaworldwidefederationofnationalstandardsbodies(ISOmembers). TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmember bodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedon thatcommittee.Internationalorganizations
22、,governmentalandnongovernmental,inliaisonwithISO,alsotakepartin thework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersof electrotechnicalstandardization. DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting. Publicat
23、ionasanInternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. InternationalStandardISO94542waspreparedbyTechnicalCommitteeISO/TC44, Weldingandalliedprocesses , subcommitteeSC12, Solderingandbrazingmaterials ISO 9454consistsofthefollowingparts,underthegeneraltitle Softsolderi
24、ngfluxesClassificationand requirements: Part1:Classification,labellingandpackaging Part2:Performancerequirements AnnexAofthispartofISO9454isforinformationonly. ENISO94542:2000)E(8991:24549OSI OSI iv Introduction Fluxesassistmoltensoldertowetmetalssurfacestobejoinedbyremovingoxidesandrelatedcontamina
25、ntsfromthe solderandsurfacesofthepartsduringsoldering.Fluxesalsoprotectsurfacesfromoxidizationandassistwettingofthe basemetalsbymoltensolder. Careisnecessarywhenselectingafluxforaparticularapplication,inordertoensureanadequateservicelifeofthe assembly.Factorssuchastheeaseofresidueremoval,corrosivene
26、ss,possiblehealthandsafetyhazardsandthe efficacyoftheflux,shouldallbeconsideredwhenmakingthechoice. ENISO94542:2000LANOITANRETNIDRADNATS OSI )E(8991:24549OSI 1 SoftsolderingfluxesClassificationandrequirements Part2: Performancerequirements 1Scope ThispartofISO9454specifiestheperformancerequirementsf
27、orfluxesinsolid,liquidandpasteformsintendedfor usewithsoftsolders. NOTES 1ISO94541specifiestherequirementsforlabellingandpackagingaswellasthecodingsystemfortheclassificationofth e fluxes. 2Someofthefluxesintendedforinertgasandvapourphasesolderingmaynotpasssomeofthecriteriaintables1and2. Requirements
28、forthesefluxesshouldbeagreedbetweenthepurchaserandthesupplier. 2Normative references Thefollowingstandardscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthis InternationalStandard.Atthetimeofpublication,theeditionsindicatedwerevalid.Allstandardsaresubjecttorevision, andparti
29、estoagreementsbasedonthisInternationalStandardareencouragedtoinvestigatethepossibilityof applyingthemostrecenteditionsofthestandardsindicatedbelow.MembersofIECandISOmaintainregistersof currentlyvalidInternationalStandards. ISO94541:1990,SoftsolderingfluxesClassificationandrequirementsPart1:Classific
30、ation,labellingand packaging. ISO94551:1990, SoftsolderingfluxesTestmethodsPart1:Determinationofnonvolatilematter,gravimetric method. ISO94552:1993, SoftsolderingfluxesTestmethodsPart2:Determinationofnonvolatilematter,ebulliometric method. ISO94553:1992,SoftsolderingfluxesTestmethodsPart3:Determinat
31、ionofacidvalue,potentiometricand visualtitrationmethods. ISO94555:1992, SoftsolderingfluxesTestmethodsPart5:Coppermirrortest. ISO94556:1995, SoftsolderingfluxesTestmethodsPart6:Determinationanddetectionofhalide(excluding fluoride)content. ISO94558:1991, SoftsolderingfluxesTestmethodsPart8:Determinat
32、ionofzinccontent. ISO94559:1993, SoftsolderingfluxesTestmethodsPart9:Determinationofammoniacontent. ISO945510:1998, SoftsolderingfluxesTestmethodsPart10:Fluxefficacytests,solderspreadmethod. ISO945511:1991, SoftsolderingfluxesTestmethodsPart11:Solubilityoffluxresidues. ISO945512:1992, Softsolderingf
33、luxesTestmethodsPart12:Steeltubecorrosiontest. ISO945513:1996, SoftsolderingfluxesTestmethodsPart13:Determinationoffluxspattering. ISO945514:1991, SoftsolderingfluxesTestmethodsPart14:Assessmentoftackinessoffluxresidues. ENISO94542:2000)E(8991:24549OSI OSI 2 ISO945515:1996, SoftsolderingfluxesTestme
34、thodsPart15:Coppercorrosiontest. ISO945516: 1) , SoftsolderingfluxesTestmethodsPart16:Fluxefficacytests,wettingbalancemethod. ISO945517: 1) , SoftsolderingfluxesTestmethodsPart17:Surfaceinsulationresistance,combtestand electrochemicalmigrationtestoffluxresidues. 3Definitions Forthepurposesofthispart
35、ofISO9454,thefollowingdefinitionsapply. 3.1 flux chemicalsubstanceinaformwhichassistsmoltensoldertowetmetalsurfacestobejoined,byremovingoxidesand relatedcontaminantsfromthesolderandfromthesurfacesofthepartsduringsoldering NOTEFluxmaybeinsolid,liquidorpasteform. 3.2 liquidflux solutionofafluxinasuita
36、bleliquidsolvent 3.3 pasteflux solutionoruniformdispersionoffluxinasuitableviscousmedium 3.4 colophony(rosin) hard,naturalresin,extractedfromtheoleoresinofpinetreesandrefined,consistingofabieticandpimaricacidsand theirisomers,someorganicfattyacidsandterpenehydrocarbons NOTEThesenaturalrosins,ormodif
37、iedrosins,shouldgiveapositivereactiontotheLiebermannandStorchtest 1 and shallhaveanacidvaluegreaterthan155mgKOH/g. 3.5 resin general,nonspecific,widelyacceptedtermfornaturalandsyntheticresinousproducts 3.6 activator substancewhichincreasesthechemicalreactivityofaflux 3.7 organictypeflux fluxwhichisb
38、asedonnonrosinorganicsubstances 3.8 inorganictypeflux fluxcontaininginorganicacidsoralkalis,ortheirsalts. 4Flux condition Solidfluxesshallbeofuniformcompositionandbefreefromforeignmatterorimpuritiesdeleterioustothefluxing action. _ 1)Tobepublished. ENISO94542:2000OSI )E(8991:24549OSI 3 Liquidfluxess
39、hallbehomogeneousandfreefromsediment. Pastefluxesshallbeofauniformviscousformandofaconsistencysuitableforapplicationtothesurfacetobe soldered. 5 Performancerequirementsforfluxes WhentestedinaccordancewiththeappropriatetestmethodsgiveninthevariouspartsofISO9455,fluxesshall complywiththerequirementsgi
40、venintables1to3. Whendeterminingtheacidvaluefortype2fluxesinaccordancewithISO94553:1992,thevaluefor Sin3.5ofthe methodistobetakenas100. NOTEItshouldbenotedthat,becauseofthedifferencebetweenthechemicalsinfluxtypes1and2,thevaluesforacid value(seeISO94553),andforhalidecontent(seeISO94556),areexpressedo
41、ndifferentbasesandarenot,therefore, comparable. ENISO94542:2000)E(8991:24549OSI OSI 4 Table1Performancerequirementsfortype1fluxes Fluxclassification Fluxcode 1) PerformancerequirementsusingtestmethodISO9455:PartNo. 2) (inaccordancewithISO94541) 1and2 3 5 6A 6D Flux type Flux basis Flux activation To
42、lerancebased onnominalvalue fornonvolatile content Toleranceas% agreednominal acidvaluein mgKOH/g nonvolatile content Coppermirror test Halide(chloride bromideoriodide) expressedas%( m/m) chloridein 3) the nonvolatilecontent Chromate silverpaper test 1 Colophony (rosin) 1 No activator 1.1.1 1.2.1 0,
43、5 10% Pass 0,01max. Pass 1 Resin 2 Non colophony (resin) added 2 Halide activated 3 Nonhalide activated 1.1.2 1.2.2 1.1.3 1.2.3 W X Y Z W X 0,5 0,5 0,5 0,5 0,5 0,5 10% 10% 10% 10% 10% 10% Pass Pass 0,05max. 0,15max. 1,0max. 1,0 0,01max. 0,01max. Pass Pass Pass Fluxclassification Fluxcode Performance
44、requirementsusingtestmethodISO9455:PartNo. (inaccordancewithISO94541) 10A 10B 11 12 13 14 15 Flux type Flux basis Flux activation Solderspread test Solderspread test Solubility offlux Steel tube Spattering test 5) Tacki nesstest Copper corrosion Min.area Min.ratio Min.area Min.ratio resi corrosion test ofspread ofspread ofspread ofspread dues 4) test (mm 2 ) (%) (mm 2 ) (%) 1 Colophony (rosin) 1 No activator 1.1.1 1.2.1 80 70 40 50 Pass Pass Pass Pass Pass 1 Resin 2 N
