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DINEN10432金属材料焊缝破坏试验硬度试验第2部分焊接接缝显微硬度试验精品文档20页
DINEN1043-2-1996金属材料焊缝破坏试验.硬度试验.第2部分焊接接缝显微硬度试验
ICS25.160.40
DEUTSCHENORM
ardnesstestingofweldsinmetallicmaterials
Microhardnesstestingonweldedjoints
EnglishversionofDINEN1043四2
Descriptors:
Testing,weldedjoints,hardnesstest,metals.
November1996
DIN
EN1043皿2
Zerst?
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rend♀PrüfungvonSchw♀i?
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verbindungenanmetallischenWerkstoff♀n一H?
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rteprüfung…Teil2:
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verbindungen
EuropeanStandardEN1043圄2:
1996hasthestatus01aDINStandard圄
Acommaisusedasthedecimalmarker.
Nationalforeword
ThisstandardhasbeenpreparedbyCEN厅C121.
TheresponsibleGermanbodyinvolvedinitspreparationwastheNormenausschuβSchwei?
?
technik(WeldingStandards
Committee),TechnicalCommitteeZerst?
?
rendePrüfungvonSchwei?
?
verbindungen.
DIN50133isthestandardcorrespondingtoInternationalStandardsISO6507斗andISO6507-2referredtoinclause2
oftheEN.
Standardreferredto
(andnotincludedinNormativereferences)
DIN50133Vickershardnesstestingofmetallicmaterials一HV0,2toHV100
。
Nopart01thisstandardmaybereproducedwithoutthepriorpermissionof
DINDeutsche8In8tftuttürNormunge.V.,Berlin.
BeuthVerlagGmbH,Berlin,hastheexclusiveright01saleforGermanStandards(DIN-Normen).
巨Ncomprises10pages阳
Ref.No.DINEN1043回2:
1996-11
Pricegroup078alesNo.1107
05.97
EUROPEANSτ?
?
NDARD
NORME睦UROPEENNE
EUROP?
?
I串串HENORM
EN1043-2
October1996
ICS25.160.40
Descriptors:
Testing,weldedjoints,hardnesstest,metals.
Englishversion
Destructivetestsonweldsinmetallicmaterials
Hardnesstest
Part2:
Microhardnesstestingonweldedjoints
Essaisdestructifsdessouduressur
matériauxmétalliques-Essaidedureté-
Partie2:
Essaidemicroduretédes
assemblag♀ssoud告$
Zerst?
?
rendePrüfungvonSchwei?
?
verbin-
dungenanmetallischenWerkstoffen-
H?
?
rteprüfung-Teil2:
Mikroh?
?
rteprüfung
anSchwei?
?
verbindungen
ThisEuropeanStandardwasapprovedbyCENon1996-05-23固
CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhich
stipulateth告conditionsforgivingthisEuropeanStandardthestatusofanationalstandard
withoutanyalt串阳tion.
Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybe
obtainedonapplicationtotheCentralSecretariatortoanyC巨Nmember.
ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversion
inanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberinto
itsownlanguag自andnotifi自dtotheCentralS自cr自tariathasthesamestatusastheofficial
verslons.
CENmembersarethenationalstandardsbodiesofAustria,Belgium,Denmark,Finland,
France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Por-
tugal,Spain,Sweden,SwitzerlandandUnitedKingdom.
CEN
EuropeanCommitteeforStandardization
ComitéEuropéendeNormalisation
Europ?
?
ischesKomiteefürNormung
CentralSecretariat:
ruedeStassart36,B-1050Brussels
。
1996.CEN-AIIrightsofexploitationinanyformandbyanymeans
reservedworldwideforCENnationalmembers.
Ref.No.EN1043国2:
1996E
Foreword........……;......…...........................….........................….................1111.....................11..........….2
1Scope......................................................回.................................;..........….........................3
2Normativereferences..................................................…·四~asg....................................?
?
..~..田…..国.......3
3Principle........…............回.......................;....…·团.......植...............国......,...;..国............…田.........................................…·…...........3
4Denominationsandsymbols.........................….....................,?
?
...............II.......…·圄….............3
5Preparationoftestspecimens................自................................................................4
6Testprocedure..................回......................;..........................圃........................…..................................田......~........11圃.............4
6.1Rowsofindentations(R).................………...~.~~e0…..国……………0......………….................4
6.2Individualindentations(E)..............……u……….....………......………....嗣……………·国….5
7Testresults.........................................….........................…........................…........……............5
8Testreport.........…..........……·…,..................................……......;1;..............…….......................6
AnnexA(informative)时ardnesstestin由(R)onweldedjoints.…....';8......8....;'....;'..8..';......~....................………9
AnnexB(informative)Hardnesstesting(E)onweldedjoints.........................................….10
Foreword
ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCENITC121;Weldi吨'\the
secretariatofwhichisheldbyDS.
ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationof
anidenticaltextorbyendorsement,atthelatestbyApri11997,andconflictingnationalstandards
shallbewithdrawnatthelatestbyApril1997.
AccordingtotheCEN/CENELECIntemalRegulations,thenationalstandardsorganizationsofthe
followingcountriesareboundtoimplementthisEuropeanStandard:
Austria,Bel♀ium,Denma础,
Finla时,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,No阳ay,
PO叫ugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.
Page3
EN1043-2:
1996
Thisstandardspecifiesmìcrohardnesstestsontransversesectionsofweldedjointsofmetallic
materialswithhighhardness♀radients.ItcoversVickershardnesstestsinaccordancewith
180/D!
86507斗,normallywithtestloadsof0,9自Ntolessthan49N(HV0,1tolessthanHV5).
Testingshouldbecarriedouttoensurethatthehighestand/orthelowestlevelofhardnessof
bothparentmetal(inthecaseofdissimilarmetalbothparentmetal)andweldmetalis
determined圃
Thetypeandextentoftestin♀sha!
lbeasspecifiedbyanapplicationstandardorbyagreement
betweenthecontractingparties.
ThisstandarddoesnotcoverthehardnesstestasdescribedinEN1043斗,
2Normativereferences
ThisEuropean8tandardinco币。
rates,bydatedorundatedreference雷provisionsfromother
publications.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe
publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsof
anyofthesepublicationsapplytothisEuropean8tandardonlywhenincorporatedinitby
amendmentorrevision.Forundatedreferencesthelatesteditionofthepublicationreferredto
applies.
EN1043-1Oestructivetestonweldsinmetallicmaterials-Hardnesstesting-Part1:
Hardnesstestonarcweldedjoints
180/0186507-1:
1995Metallicmaterials-VickersHardnesstest翩Part1:
Testmethod
3Principle
时icrohardnesstestingshallbecarriedoutinaccordancewith180/0186507-1.
Themicrohardnesstestsmaybecarriedoutintheformofrowsofindentations冒民,oras
individualindentations,E.
Whentypesofweldarenotshownintheexamples,thetestprocedureshallbeappropriatetothe
weldedjoint.
Unlessotherwisespecified,thetestshallbecarriedoutatambienttemperature(23士码。
C
4Denomination5and5yn啦。
15
Thedenominationsandsymbolstobeusedarespecifiedintable1andrepresentedonfigures1
to3.
Table1:
Denominationsandsymbols
8ymbolOesígnationUnit
EIndividualindentation
RRowofindentation
HVVickershardness
LOistancebetweenthecentrepointoftheindentationsinmm
heataffectedzone
HOistanceofrowsofindentationsfromthereferenceline阿1门1
(surfaceorfusionline)
Thicknessoftestspecimenmm
1)TheunitofsymbolisationforVickershardnessisgivenin180/0186507斗E
5Preparationoftestspecimens
Thepreparationofthetestspecímenshallbeinaccordancewíth180/0186507四1.
Across-sectionoftestpieceshallbetakenbymechanicalcutting,usuallytransversetothe
weldedjoint.
Thisoperationandthesubsequentpreparationofthesurfaceshallbecarriedoutcarefullysothat
thehardnessofthesurfacetobetestedisnotaffectedmetallurgically.
Thesurfacetobetestedshallbeproperlypreparedandpreferablyetched,sothataccurate
measurementsofthediagonaloftheindentationscanbeachievedinthedifferentzonesofthe
weldedjoint.
6Testprocedure
6.1Rowsofindentations(R)
Fi♀ures1to3giveexamplesofhardnessindentationsmadeinrowsincludingthedistancefrom
thesurfacesothattheserowsorpartsofthempermitanassessmentoftheweldedjoint.If
requiredbythecontractingparties,additionalrowsofindentationsand/ordifferentlocationsmay
bemade.Thelocationshallbestatedinthetestreport.
Inmetalssuchasaluminium,copperandtheiralloys,therowsontheroot-sideofbuttwelds(see
fi♀ure1)cannotbenecessary.
Thenumberandspacin窜。
findentationsshallbesufficienttodefinehardenedorsoftened
regionsduetowelding.Recommendeddistancebetweenthecentrepointoftheindentationsin
theheataffectedzone(HAZ)ísgíveníntable2.
Page5
EN1043-2:
1996
Sufficientindentationsshallbemadetoensurethatunaffectedparentmetalistested.Intheweld
metal,thedistancebetweenindentationsshallbeselectedandcheckedsothattheresults
obtainedwillenableassessmentoftheweldedjointtobemade.
Formetal