DIN EN 104321996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2542Word下载.docx

DIN EN 104321996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2542Word下载.docx

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rteprü

fung-Teil2:

Mikroh?

fung

anSchwei?

verbindungen

EuropeanStandardEN1043-2:

1996hasthestatusofaDINStandard.

Acommaisusedasthedecimalmarker.

Nationalforeword

ThisstandardhasbeenpreparedbyCEN/TC121.

TheresponsibleGermanbodyinvolvedinitspreparationwastheNormenausschuβSchwei?

technik（WeldingStandards

Committee）,TechnicalCommitteeZerst?

verbindungen.

DIN50133isthestandardcorrespondingtoInternationalStandardsISO6507-1andISO6507-2referredtoinclause2

oftheEN.

Standardreferredt。

（andnotincludedinNormativereferences）

DIN50133Vickershardnesstestingofmetallicmaterials-HV0,2toHV100

。

Nopa叫。

1thisstandardmaybereproducedwithoutthepriorpermission01

DINDeutschesInstitutfü

rNormunge.V.,Berlin.

BeuthVerlagGmbH,Berl旧，hastheexclusiveright01salelorGermanStandards（DIN-Normen）.

ENcomprises10pages.

Ref.No.OINEN1043-2:

1996-11

Pricegroup07SalesNo.1107

05.97

.yang6>

EUROPEANSTANDARD

NORMEEUROPEENNE

EUROP?

ISCHENORM

October1996

ICS25.160.40

Testing,weldedjoints,hardnesstest,metals.

Englishversion

Destructivetestsonweldsinmetallicmaterials

Hardnesstest

Part2:

Microhardnesstestingonweldedjoints

Essaisdestructifsdessouduressur

maté

riauxmé

talliques-Essaidedureté

-

Partie2:

Essaidemicrodureté

des

assemblagessoudé

s

verbin-

dungenanmetallischenWerkstoffen-

H?

ThisEuropeanStandardwasapprovedbyCENon1996-05-23.

CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhich

stipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandard

withoutanyalteration.

Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybe

obtainedonapplicationtotheCentralSecretariatortoanyCENmember.

ThisEuropeanStandardexistsinthreeofficialversions（English,French,German）.Aversion

inanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberinto

itsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficial

verslons.

CENmembersarethenationalstandardsbodiesofAustria,Belgium,Denmark,Finland,

France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Por-

tugal,Spain,Sweden,SwitzerlandandUnitedKingdom.

CEN

EuropeanCommitteeforStandardization

Comité

Europé

endeNormalisation

Europ?

ischesKomiteefü

rNormung

CentralSecretariat:

ruedeStassart36,B-1050Brussels

1996.CEN-AIIrightsofexploitationinanyformandbyanymeans

reservedworldwideforCENnationalmembers.

Ref.No.EN1043-2:

1996E

Page2

EN1043-2:

1996

Contents

Foreword.................................................................................................................................2

1Scope..........................…...........................................................................................3

2Normativereferences..........................….................…................…...........................3

3Principle..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..….川…..…..…..…..…..…..…..…..…..…..…..…..3

4Denomin阳a剖ti阳。

nsandsymbol恒5..…....…....…....…....…....…..…..…..….川…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..….川…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..3

5Pr，陌epar阳at创ionoft饵es剖tspec创imens..……..…....……..…....……..…....……..…....……..…....……..…....……..…....……..…....……..…....……..…11..……..…....……..…....……..…....……..…....……..……..……..……..…….川……..……..……..……..……..……..……..……..……..……..……..……..……..……..……..……..……..…..4

6Testprocedure..…....…...…....…...…...…...…....…...…...…....…....…....…....…...…...…...…...…...…....…...…....…....…...…...…....…...…...…...…...…....…...…...…...…...…..4

6.1Rowsofindentations（R）.….川..…...…...….…..…….…..…….…..…….…..…...….川..….…..….…..…...…….…..…….…..…….…..…….…..…….…..….…..….…..….…..…….…..…...….…..…...……...…...….…..….川..….…..….…...4

6.2Individualindentations（E）.…...…….…..….…..….…..…...….…....….…...……...…….…..…….…..…….…..…….…..….…..….…..…...…...……...…….…..….…..……...….…......…….…..….…..…...….…..…….…..….…...5

7Testresults.…....…....…....…...川…....…....…....…...…....…....…....…....…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..…..….

Foreword

ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCENITC121;

Welding&

#039;

\the

secretariatofwhichisheldbyDS.

ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationof

anidenticaltextorbyendorsement,atthelatestbyApril1997,andconflictingnationalstandards

shallbewithdrawnatthelatestbyAp时11997.

AccordingtotheCEN/CENELECIntemalRegulations,thenationalstandardsorganizationsofthe

followingcountriesareboundtoimplementthisEuropeanStandard:

Austria,Belgium,Denmark,

Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,N。

阳ay，

Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.

1Scope

Page3

Thisstandardspecifiesmicrohardnesstestsontransversesectionsofweldedjointsofmetallic

materialswithhighhardnessgradients.ItcoversVickershardnesstestsinaccordancewith

180/0186507斗，normallywithtestloadsof0,98Ntolessthan49N（HV0,1tolessthanHV5）.

Testingshouldbecarriedouttoensurethatthehighestand/orthelowestlevelofhardnessof

bothparentmetal（inthecaseofdissimilarmetalbothparentmetal）andweldmetalis

determined.

Thetypeandextentoftestingshallbeasspecifiedbyanapplicationstandardorbyagreement

betweenthecontractingparties.

ThisstandarddoesnotcoverthehardnesstestasdescribedinEN1043-1.

2Normativereferences

ThisEuropean8tandardincorporates,bydatedorundatedreference,provisionsfromother

publications.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe

publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsof

anyofthesepublicationsapplytothisEuropean8tandardonlywhenincorporatedinitby

amendmentorrevision.Forundatedreferencesthelatesteditionofthepublicationreferredt。

applies.

EN1043-1Oestructivetestonweldsinmetallicmaterials-Hardnesstesting-Part1:

Hardnesstestonarcweldedjoints

180/0186507-1:

1995Metallicmaterials-VickersHardnesstest-Part1:

Testmethod

3Principle

Microhardnesstestingshallbecarriedoutinaccordancewith180/0186507-1.

Themicrohardnesstestsmaybecarriedoutintheformofrowsofindentations,R,oras

individualindentations,E.

Whentypesofweldarenotshownintheexamples,thetestprocedureshallbeappropriatetothe

weldedjoint.

Unlessotherwisespecified,thetestshallbecarriedoutatambienttemperature（23:

t5）oc.

4Denominationsandsymbols

Thedenominationsandsymbolstobeusedarespecifiedintable1andrepresentedonfigures1

to3.

Page4

Table1:

Denominationsandsymbols

8ymbolOesignationUnit

EIndividualindentation

RRowofindentation

HVVickershardness

LOistancebetweenthecentrepointoftheindentationsinmm

heataffectedzone

HOistanceofrowsofindentationsfromthereferenceline阿1阿1

（su厅aceorfusionline）

Thicknessoftestspecimenmm

1）TheunitofsymbolisationforVickershardnessisgivenin180/0186507-1.

5Preparationoftestspecimens

Thepreparationofthetestspecimenshallbeinaccordancewith180/0186507-1.

Across-sectionoftestpieceshallbetakenbymechanicalcutting,usuallytransversetothe

Thisoperationandthesubsequentpreparationofthesurfaceshallbecarriedoutcarefullysothat

thehardnessofthesurfacetobetestedisnotaffectedmetallurgically.

Thesurfacetobetestedshallbeproperlypreparedandpreferablyetched,sothataccurate

measurementsofthediagonaloftheindentationscanbeachievedinthedifferentzonesofthe

6Testprocedure

6.1Rowsofindentations（R）

Figures1to3giveexam