ISO 6892-1：2019原版完整文件.docxVIP

INTERNATIONAL

STANDARD

ISO6892-1

ISO6892-l:2019(E)

ISO6892-l:2019(E)

?ISO2019Allrightsreserved

?ISO2019Allrightsreserved Hi

ISO6892-l:2019(E)

ISO6892-l:2019(E)

?ISO2019Allrightsreserved

?ISO2019Allrightsreserved Hi

Thirdedition

2019-11

Metallicmaterials—Tensiletesting—

Part1:

Methodoftestatroomtemperature

MatehauxmetaUiques—ESSaidetraction—

Partie1:Methodedessaidtemperatureambiante

Referencenumber

ISO689212019{E)

PageContents

Page

Foreword v

Introduction.^. vi

Normative references

Termsanddefinitions

Symbols..

8888999Principle

8888999

l?stpiBCeS ??

Shapeanddimensions

General

Machinedtestpieces

Unmachinedtestpieces—

6.3Preparationoftestpieces10

Determinationoforigins]cross*sθctio∏31 area 10

TOC\o1-5\h\z\oCurrentDocument\hOriginalgaugelengthandextensometergaugelength. 10

Choiceoftheoriginalgaugelength 10

Markingtheoriginalgaugelength 10

Choiceoftheextensometergaugelength 11

\oCurrentDocument\hAccuracyoftestingNPPAEttIy 11

\oCurrentDocument\hConditionsoftesting 11

Settingtheforcezeropoint11

Mβthodofgripping 11

3Testingrdtes 12

GeneraIInformat?ionrθ^ardingIeSIIngιa3les ... .12

Testingratebasedonstrainrate(methodA)12

Testingratebasedonstressrate(methodB) 14

ReportofthechosenestingConditionS —15

\oCurrentDocument\h11 Determinationoftheupperyieldstrength 16

\oCurrentDocument\h12 Determinationoftheloweryieldstrength. 16

\oCurrentDocument\h13Determinationofproofstrength,plasticextension- - ““— 16

14Determinationofproofstrength,totalPXgn7m ……L “..…17

\oCurrentDocument\h15 Methodofverificationofpermanentsetstrength 17

\oCurrentDocument\h16 Determinationofthepercentageyieldpointextension 17

\oCurrentDocument\h17 Determinationofthepercentageplasticextensionatmaximumforce 1