IEVref:
815-30-01
ID:
Language:
en
Status:
Standard
Term:
natural engineering strain
Synonym1:
natural strain
Synonym2:
Synonym3:
Symbol:
ε
e
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiabew7aLnaaBaaale aacaqGLbaabeaaaaa@380C@
Definition:
strain defined as
ε
e
=
ln
(
l
/
l
0
)
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiabew7aLnaaBaaale aacaqGLbaabeaakiabg2da9iaabYgacaqGUbWaaeWaaeaacaWGSbGa ai4laiaadYgadaWgaaWcbaGaaGimaaqabaaakiaawIcacaGLPaaaaa a@400A@
on the tensile test, where
l
0
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiaadYgadaWgaaWcba GaaGimaaqabaaaaa@3728@
and
l
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiaadYgaaaa@3642@
are the specimen lengths before and after straining
Note 1 to entry: This entry was numbered 815-17-01 in IEC 60050-815:2015.
Publication
date
:
2024-08
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
strain defined as
ε
e
=
ln
(
l
/
l
0
)
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiabew7aLnaaBaaale aacaqGLbaabeaakiabg2da9iaabYgacaqGUbWaaeWaaeaacaWGSbGa ai4laiaadYgadaWgaaWcbaGaaGimaaqabaaakiaawIcacaGLPaaaaa a@400A@
on the tensile test, where
l
0
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiaadYgadaWgaaWcba GaaGimaaqabaaaaa@3728@
and
l
MathType@MTEF@5@5@+= feaagKart1ev2aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbbjxAHX garuavP1wzZbItLDhis9wBH5garmWu51MyVXgarqqtubsr4rNCHbGe aGqipG0dh9qqWrVepG0dbbL8F4rqqrVepeea0xe9LqFf0xc9q8qqaq Fn0lXdHiVcFbIOFHK8Feea0dXdar=Jb9hs0dXdHuk9fr=xfr=xfrpe WZqaaeaaciWacmGadaGadiaabaGaaqaaaOqaaiaadYgaaaa@3642@
are the specimen lengths before and after straining
Note 1 to entry: This entry was numbered 815-17-01 in IEC 60050-815:2015.