12-dureza-rockwell

Prévia do material em texto

!"
! " # !
!!"#$%&#!"'!"()&*+!",,"-!*./"0*#1!("23!4
53/((!("$!"&602!"'6"'/1/30#$678!"'6"'*3/96:
;0" <=>>?" @!&AB/++" '/(/$.!+./*" *0" 0)1!'!" '/" /$(6#!" '/" '*3/96" C*/
*1#+#96.6"*0"(#(1/06"'/"23)4&6356:";(1/"0)1!'!"623/(/$16"6+5*06(".6$165/$(
/0"3/+678!"6!"/$(6#!"D3#$/++?"2!#("2/30#1/"6.6+#63"6"'*3/96"'/"0/16#("'#./3(!(?
'/('/" !(" 06#(" 0!+/(" 61)" !(" 06#(" '*3!(:" ;$13/16$1!?" 160E)0" 1/0" +#0#167F/(?
!"C*/"#$'#&6"C*/"/(1G"+!$5/"'/"(/3"6"(!+*78!"1)&$#&6"#'/6+:
H"/$(6#!"@!&AB/++?"C*/"+/.6"!"$!0/"'!"(/*"&3#6'!3?")"-!I/"!"23!&/((!"06#(
*1#+#96'!"$!"0*$'!"#$1/#3!?"'/.#'!"J"362#'/9"/"J"K6&#+#'6'/"'/"/L/&*78!?"#(/$78!
'/" /33!(" -*06$!(?" K6&#+#'6'/" /0" '/1/&163" 2/C*/$6(" '#K/3/$76(" '/" '*3/96(
/"2/C*/$!"1606$-!"'6"#023/((8!:
M!'6("/((6("369F/("I*(1#K#&60"'/'#&63"*06"6*+6"6!"/(1*'!"'/(1/"0)1!'!"'/
/$(6#!:"N!"K#$6+?".!&O" K#&63G"(6E/$'!"&!0!")" K/#1!"!"/$(6#!"@!&AB/++?"C*6+"!
/C*#260/$1!"/023/56'!"/"&!0!"*1#+#963"6("'#K/3/$1/("/(&6+6("'/"'*3/96"@!&AB/++:
#$%&'(%)*+,-,.(%*%(+,/-*%0*)12(33
N/(1/"0)1!'!?"6"&6356"'!"/$(6#!")"62+#4
&6'6"/0"/1626(?"!*"(/I6?"23#0/#3!"(/"62+#&6
*06" 23)4&6356?" 2636" 5636$1#3" *0" &!$161!
K#30/" /$13/" !" 2/$/136'!3" /" !" 061/3#6+" /$4
(6#6'!?"/"'/2!#("62+#&64(/"6"&6356"'!"/$(6#!
23!23#60/$1/"'#16:
P" +/#1*36" '!" 536*" '/" '*3/96" )" K/#16
'#3/160/$1/" $*0" 0!(136'!3" 6&!2+6'!
J"0GC*#$6"'/"/$(6#!?"'/"6&!3'!"&!0"*06
/(&6+6" 23/'/1/30#$6'6?" 6'/C*6'6" J" K6#L6
'/"'*3/96"'!"061/3#6+:
4+.5*6'78*
!"
!$ $ "$ $ #$ $ !
9'5(:/%0*)12(33
;*,,/%/'3/
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # !
H("2/$/136'!3/("*1#+#96'!("$6"0GC*#$6
'/" /$(6#!" '/" '*3/96" @!&AB/++" (8!" '!" 1#2!
/(K)3#&!"Q/(K/36"'/"67!"1/02/36'!R"!*"&S$#&!
Q&!$/"'/"'#606$1/"&!0"<>TU"'/"&!$#&#'6'/R:
9(,)5-78*%6*%<5*)(,,*
V*6$'!"(/"*1#+#96"!"2/$/136'!3"&S$#&!"'/"'#606$1/?"'/./4(/"K69/3"6"+/#1*36
'!" 3/(*+16'!" $6" /(&6+6" /L1/3$6" '!" 0!(136'!3?" '/" &!3" 23/16:" P!" (/" *(63
!"2/$/136'!3"/(K)3#&!?"K694(/"6"+/#1*36"'!"3/(*+16'!"$6"/(&6+6"./30/+-6:
N!("/C*#260/$1!("&!0"0!(136'!3"'#5#16+?"*06"./9" K#L6'6"6"/(&6+6"6"(/3
*(6'6?"!".6+!3")"'6'!"'#3/160/$1/"$6"/(&6+6"'/1/30#$6'6:
1º passo:
aproximar a
superfície do corpo
de prova do
penetrador.
2º passo:
submeter o corpo de
prova a uma pré-
carga (carga menor).
3º passo:
aplicar a carga maior
até o ponteiro parar.
4º passo:
retirar a carga maior
e fazer a leitura do
valor indicado no
mostrador, na escala
apropriada.
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # !H".6+!3" #$'#&6'!"$6"/(&6+6"'!"0!(136'!3")"!".6+!3"'6"'*3/96"@!&AB/++:
;(1/".6+!3"&!33/(2!$'/"J"23!K*$'#'6'/"6+&6$76'6"2/+!"2/$/136'!3?"(*E136%'6(
6"3/&*2/3678!"/+G(1#&6"'!"061/3#6+?"62W("6"3/1#36'6"'6"&6356"06#!3?"/"6"23!K*$'#4
'6'/"'/&!33/$1/"'6"62+#&678!"'6"23)4&6356:
;0"!*136("26+6.36(X"6"23!K*$'#'6'/"'6"#023/((8!"23!'*9#'6"2/+6"&6356"06#!3
)"6"E6(/"'/"0/'#'6"'!"/$(6#!"@!&AB/++:"Y/I6"6"(/5*#3"6"3/23/(/$1678!"/(C*/0G1#&6
'6"23!K*$'#'6'/"23!'*9#'6"2!3"*0"2/$/136'!3"&S$#&!"'/"'#606$1/:
!"#$%&$'(')
P" /(&6+6" '!" 0!(136'!3" )" &!$(13*%'6" '/" 16+" 0!'!" C*/" *06" #023/((8!
23!K*$'6"&!33/(2!$'/"6"*0".6+!3"E6#L!"$6"/(&6+6"/"*06"#023/((8!"36(6"&!33/(4
2!$'/"6"*0".6+!3"6+1!"$6"/(&6+6:"Z/((/"0!'!?"*0".6+!3"6+1!"$6"/(&6+6"#$'#&6"C*/
(/"13616"'/"*0"061/3#6+"'/"6+16"'*3/96:
#&'-</$(+.*%</5/%(+,/-*%6(%6'5(:/%0*)12(33
[!'/4(/"3/6+#963"!"/$(6#!"'/"'*3/96"@!&AB/++"/0
'!#("1#2!("'/"0GC*#$6(?"60E6("&!0"6"0/(06"1)&$#&6
'/" !2/3678!?" C*/" '#K/3/0" 62/$6(" 2/+6" 23/&#(8!" '/
(/*("&!02!$/$1/(:
P"0GC*#$6"26'38!"0/'/"6"'"#)*(+,%-./)00+1%#2
3(0+/")"#$'#&6'6"2636"6.6+#678!"'/"'*3/96"/0"5/36+:
P"0GC*#$6"06#("23/&#(6"0/'/"6"'"#)*(+,%-./)00
&"4)#5$-$(0?" /" )" #$'#&6'6" 2636" 6.6+#678!" '/" '*3/96
/0"K!+-6("K#$6("!*"+\0#$6(?"!*"&606'6("(*2/3K#&#6#(
'/"061/3#6#(:
N6"0GC*#$6"@!&AB/++"$!306+?"&6'6"'#.#(8!"'6
/(&6+6" /C*#.6+/" 6" T?T>" 00]" $6" 0GC*#$6" @!&AB/++
(*2/3K#&#6+?"&6'6"'#.#(8!"/C*#.6+/"6"T?T<"00:
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # ! P("/(&6+6("'/"'*3/96"@!&AB/++"K!360"'/1/30#$6'6("/0"K*$78!"'!"1#2!"'/
2/$/136'!3"/"'!".6+!3"'6"&6356"06#!3:
N!("/$(6#!("'/"'*3/96"@!&AB/++"$!306+"*1#+#964(/"*06"23)4&6356"'/"<T"A5K
/"6"&6356"06#!3"2!'/"(/3"'/"^T?"<TT"!*"<_T"A5K:
N!("/$(6#!("'/"'*3/96"@!&AB/++"(*2/3K#&#6+"6"23)4&6356")"'/"`"A5K"/"6"&6356
06#!3"2!'/"(/3"'/"<_?"`T"!*"a_"A5K:
;(16("/(&6+6("$8!"1O0"3/+678!"/$13/"(#:"[!3"#((!?"$8!"K69"(/$1#'!"&!026363
6"'*3/96"'/"061/3#6#("(*E0/1#'!("6"/$(6#!"'/"'*3/96"@!&AB/++"*1#+#96$'!"/(&6+6(
'#K/3/$1/(:"H*"(/I6?"*0"061/3#6+"/$(6#6'!"$*06"/(&6+6"(W"2!'/"(/3"&!02636'!"6
!*13!"061/3#6+"/$(6#6'!"$6"0/(06"/(&6+6:
;"2!3"K6+63"/0"/(&6+6(?"6$6+#(/"!("C*6'3!("6"(/5*#3?"C*/"0!(1360"6("/(&6+6(
06#("*1#+#96'6("$!("23!&/((!("#$'*(13#6#(:
67!898+:6+:;,6<8+,=!>?699+@=,A89+6+8B9C!8DE67
!8,F8
A8C=,
8
!
:
G
6
H
F
I
>
23/16
23/16
23/16
./30/+-6
./30/+-6
./30/+-6
./30/+-6
./30/+-6
./30/+-6
^T
<_T
<TT
<TT
<TT
^T
<_T
^T
<_T
'#606$1/
&!$/"<>Tb
'#606$1/
&!$/"<>Tb
'#606$1/
&!$/"<>Tb
/(K/36"67!
<?_cd_"00
/(K/36"67!
`?<d_+00
/(K/36"67!
<?_cd_"00
/(K/36"67!
<?_cd_"00
/(K/36"67!
`?<d_"00
/(K/36"67!
`?<d_"00
H8CJ8
:6+;KC9C<8DL=
>T"6"cc"e@P
>T"6"dT"e@f
aT"6"dd"e@Z
>T"6"<TT"e@D
dT"6"<TT"e@;
^T"6"<TT"e@g
`T"6"=a"e@h
cT"6"<TT"e@e
aT"6"<TT"e@i
!8AB=
:6+8B9C!8DL=
f63E!$/1!(?
K!+-6("'/"67!"&!0"K#$6
&606'6" (*2/3K#&#6+
/$'*3/&#'6
P7!?"1#1\$#!?"67!("&!0
&606'6" /$'*3/&#'6
23!K*$'6?" 061/3#6#(
&!0"e@D!<TT
f-626(" K#$6(" '/" 67!
&!0" 0)'#6" &606'6
/$'*3/&#'6
j#56("'/"&!E3/?
67!("E36$'!(?
+#56("'/"6+*0%$#!?
K/33!"06+/G./+"/1&:
g/33!"K*$'#'!?
+#56("'/"6+*0%$#!
/"'/"065$)(#!
j#56("'/"&!E3/
3/&!9#'6(?"K!+-6("K#$6(
'/"0/16#("0!+/(
g/33!"06+/G./+?"+#56(
'/"&!E3/4$%C*/+49#$&!
/"'/"&!E3/4$%C*/+
P+*0%$#!?
9#$&!?"&-*0E!
k/16#("'/"06$&6#(" /
!*13!(" 0*#1!" 0!+/(
!*"K#$!(
67!898 !=,+:8+67!898 B6@6K,8:=,
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # !
[636"/$1/$'/3"6"#$K!30678!"&!$1#'6"$6"&!+*$6" H($M(+')+"N$0$*(OP%?".!&O
23/&#(6"(6E/3"&!0!"(8!"3/23/(/$16'!("!(".6+!3/("'/"'*3/96"@!&AB/++:"l"!"C*/
/L2+#&63/0!("6"(/5*#3:
0(<5(,(+./78*%6/%6'5(:/%0*)12(33
H"$m0/3!"'/"'*3/96"@!&AB/++"'/./"(/3"(/5*#'!"2/+!"(%0E!+!"e@?"&!0"*0
(*K#L!"C*/"#$'#C*/"6"/(&6+6"*1#+#96'6:
Y/I6?"2!3"/L/02+!?"6"#$1/323/1678!"'!"3/(*+16'!"^ae@fX
" ^a")"!".6+!3"'/"'*3/96"!E1#'!"$!"/$(6#!]
" e@"#$'#&6"C*/"(/"13616"'/"/$(6#!"'/"'*3/96"@!&AB/++]
" 6"m+1#06"+/136?"$!"/L/02+!"f?"#$'#&6"C*6+"6"/(&6+6"/023/56'6:
[63/"/"3/(!+.6n
=(5->-)/+6*%*%(+.(+6-$(+.*
f!0!".!&O"#$1/323/16"!"(/5*#$1/"3/(*+16'!X"_Te@<_No
@/(2!(16X":::::::::::::::::::::::::::::::::::::::::::::::":
p/".!&O"/(&3/./*"C*/"_T")"!".6+!3"'/"'*3/96"@!&AB/++"(*2/3K#&#6+"$6"/(&6+6
<_N?"6&/31!*:
H"$m0/3!"!E1#'!"$!"/$(6#!"@!&AB/++"&!33/(2!$'/"6"*0".6+!3"6'#0/$(#!$6+?
C*/" (!0/$1/" 2!((*#" (#5$#K#&6'!" C*6$'!" &!02636'!" &!0" !*13!(" .6+!3/(" '6
0/(06"/(&6+6:
q(!"/0"62+#&67F/(
(#0#+63/("J("/(&6+6(
e@f?"e@P?"e@Z
q(!"/0"62+#&67F/(
(#0#+63/("J("/(&6+6(
e@f?"e@P?"e@Z
q(!"/0"62+#&67F/(
(#0#+63/("J("/(&6+6(
e@f?"e@P?"e@Z
q(!"/0"62+#&67F/(
(#0#+63/("J("/(&6+6(
e@D?"e@g?"e@h
q(!"/0"62+#&67F/(
(#0#+63/("J("/(&6+6(
e@D?"e@g?"e@h
q(!"/0"62+#&67F/(
(#0#+63/("J("/(&6+6(
e@D?"e@g?"e@h
67!898+:6+:;,6<8+,=!>?699 7;B6,HC!C89+6+8B9C!8DE67
QR+@
ST+@
UR+@
QR+K
ST+K
UR+K
H8CJ8
:6+;KC9C<8DL=
!8AB=
:6+8B9C!8DL=
67!898 !=,+:8+67!898
23/16
23/16
23/16
./30/+-6
./30/+-6
./30/+-6
'#606$1/
&!$/"<>Tb
'#606$1/
'#606$1/
/(K/36"67!
<?_cd_"00
/(K/36"67!
<?_cd_"00
/(K/36"67!
<?_cd_"00
^_"6"=T"e@"<_N
aT"6"cT"e@"`TN
`_"6"dT"e@"a_N
_T"6"=a"e@"<_M
<T"6"ca"e@"`TM
<T"6"d_"e@"a_M!8,F8
A8C=,
<_
`T
a_
<_
`T
a_
B6@6K,8:=,
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # ! ?.-3-:/+6*%/,%(,)/3/,%6(%6'5(:/%0*)12(33
p*2!$-6" C*/" +-/" 2/760" 2636" K69/3" *0" /$(6#!" '/" '*3/96" @!&AB/++
$6"/(&6+6"f:"@/&!33/$'!"6!("C*6'3!("623/(/$16'!("6$1/3#!30/$1/?"C*/"1369/0
6("/(&6+6("'/"'*3/96"@!&AB/++?")"2!((%./+"#'/$1#K#&63"6("&!$'#7F/("'/"3/6+#9678!
'!"/$(6#!:"f!0!"K69/3"#((!o"P&!026$-/"6"'/0!$(13678!:
# q06"./9"C*/"!"/$(6#!"'/./"(/3"K/#1!"$6"/(&6+6"f?".!&O"IG"(6E/"C*/"(/"13616
'/"*0"/$(6#!"'/"'*3/96"@!&AB/++"$!306+:
# H" /$(6#!" )" '/" '*3/96" @!&AB/++" $!306+?" +!5!" 6" 0GC*#$6" 6" (/3" *1#+#96'6
)"6"26'38!:
# H"2/$/136'!3"2636"/(16"/(&6+6")"!"&S$#&!"'/"'#606$1/:
# H"2/$/136'!3"'/./"1/3"<>TU"'/"&!$#&#'6'/:
# P"&6356"06#!3"'!"/$(6#!")"'/"<_T"A5K:
# P"+/#1*36"'!"3/(*+16'!")"K/#16"$6"/(&6+6"23/16"'!"3/+W5#!:
g#&!*"&+63!o";$18!"3/(!+.6"!"23WL#0!"/L/3&%&#!"2636"&!023!.63"!"/$1/$'#0/$1!:
=(5->-)/+6*%*%(+.(+6-$(+.*
q06"/023/(6"6'C*#3#*"*0"061/3#6+"&!0"6"(/5*#$1/"/(2/&#K#&678!X"dTe@<_M:
V*6#("6("&!$'#7F/("'!"/$(6#!"2636"&!$K#3063"(/"!"061/3#6+"/(1G"'/"6&!3'!"&!0
6"/(2/&#K#&678!o
@/(2!(16X
M#2!"'/"0GC*#$6X"::::::::::::::::::::::::::::::::::::::
M#2!"'/"2/$/136'!3X":::::::::::::::::::::::::::::::::::::
Z#0/$(8!"'!"2/$/136'!3X":::::::::::::::::::::::::::::::::::
[3)4&6356X"::::::::::::::::::::::::::::::::::::::::::::::
f6356"06#!3X"::::::::::::::::::::::::::::::::::::::::
f!3"'6"/(&6+6"!$'/")"K/#16"6"+/#1*36"'!"3/(*+16'!X"::::::::::::::::::::::::::::::::::
P"3/23/(/$1678!"e@<_M"#$'#&6"C*/"6("#$K!3067F/("'/./38!"(/3"23!&*36'6(
$6" /(&6+6" @!&AB/++" (*2/3K#&#6+:" j!5!?" 6" 0GC*#$6" '/./" (/3" 6" 06#(" 23/&#(6:
H"2/$/136'!3"(/3G"*06"/(K/36"'/"67!"&!0"<?_cd_"00"'/"'#\0/13!:"p/3G"62+#&6'6
*06"23)4&6356"'/"̀ "A5K"/"6"&6356"06#!3"(/3G"'/"<_"A5K:"H"3/(*+16'!"'/./3G"(/3"+#'!
$6"/(&6+6"./30/+-6:
@5*>'+6-6/6(%6(%<(+(.5/78*
P"23!K*$'#'6'/"C*/"!"2/$/136'!3".6#"61#$5#3"'*36$1/"!"/$(6#!")"#02!316$1/
2636"'/K#$#3"6"/(2/((*36"0%$#06"'!"&!32!"'/"23!.6:
Z/"0!'!"5/36+?"6"/(2/((*36"0%$#06"'!"&!32!"'/"23!.6"'/./"(/3"<d"./9/(
6"23!K*$'#'6'/"61#$5#'6"2/+!"2/$/136'!3:
;$13/16$1!?" $8!" -G" 0/#!(" '/" 0/'#3" 6" 23!K*$'#'6'/" /L616" 61#$5#'6" 2/+!
2/$/136'!3"$!"/$(6#!"'/"'*3/96"@!&AB/++:
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # !l"2!((%./+"!E1/3"6"0/'#'6"623!L#06'6"'/(16"23!K*$'#'6'/"Q[R?"6"2631#3"'!
.6+!3"'/"'*3/96"#$'#&6'!"$6"/(&6+6"'6"0GC*#$6"'/"/$(6#!?"*1#+#96$'!"6("KW30*+6(
6"(/5*#3X
" [/$/136'!3"'/"'#606$1/X
e@"$!306+X""["r"T?TT>"$"Q<TT"#"e@R
e@"(*2/3K#&#6+X""["r"T?TT<"$"Q<TT"#"e@R
" [/$/136'!3"/(K)3#&!X
e@"$!306+X""["r"T?TT>"$"Q<`T"#"e@R
e@"(*2/3K#&#6+X""["r"T?TT<"$"Q<TT"#"e@R
[!3"/L/02+!?"6"23!K*$'#'6'/"623!L#06'6"'/"2/$/13678!"C*/"(/3G"61#$5#'6
6!"/$(6#63"*0"061/3#6+"&!0"'*3/96"/(1#06'6"'/"aTe@f")"'/"T?<>"00:
f!0!"(/"&-/5!*"6"/(1/"3/(*+16'!o"f!$(*+16$'!"6("16E/+6("&!0"6("/(&6+6("'/
'*3/96"@!&AB/++?"K#&60!("(6E/$'!"C*/"6"/(&6+6"f"(/"3/K/3/"J"'*3/96"@!&AB/++
$!306+"/"C*/"/(16"/(&6+6"*1#+#96"2/$/136'!3"'/"'#606$1/:"H"26((!"(/5*#$1/"K!#
/(&!+-/3"6"KW30*+6X"["r"T?TT>"$"Q<TT"#"e@R"/"K69/3"6("&!$16(:
M/$1/".!&O"160E)0n
=(5->-)/+6*%*%(+.(+6-$(+.*
V*6+"'/./"(/3"6"/(2/((*36"0%$#06"'/"*06"&-626"C*/"(/3G"(*E0/1#'6"6!
/$(6#!"'/"'*3/96"@!&AB/++"2636"*0"061/3#6+"&!0"'*3/96"/(2/36'6"'/"cTe@Do
@/(2!(16X"::::::::::::::::::::::::::::::::::::::
P"23#0/#36"&!#(6"C*/".!&O"'/./"1/3"K/#1!")"'/(&!E3#3"6"23!K*$'#'6'/"623!L#4
06'6"61#$5#'6"2/+!"2/$/136'!3:
[636"#((!?"'/./"1/3"#'!"6!"C*6'3!"&!0"6"/(&6+6"D"Q'*3/96"@!&AB/++"$!306+R?
/"&!$(1616'!"C*/"/(16"/(&6+6"*(6"2/$/136'!3"/(K)3#&!:
f!0"/((6("#$K!3067F/(?"'/./"1/3"/(&!+-#'!"6"KW30*+6X"["r"T?TT>"$"Q<`T"#"cTR
2636"/$&!$1363"!".6+!3"'6"23!K*$'#'6'/"623!L#06'6:"g/#1!("!("&G+&*+!(?"'/./"1/3
&!$&+*%'!"C*/"/(16"23!K*$'#'6'/")"'/"623!L#06'60/$1/"T?<"00:
q06"./9"C*/"6"/(2/((*36"'!"&!32!"'/"23!.6"/C*#.6+/?"/0"5/36+?"6"2/+!
0/$!("<d"./9/("6"0/'#'6"'6"23!K*$'#'6'/?"6"/(2/((*36"0%$#06"'6"&-626"'/./
(/3"'/"<?d"00:
f!0!" .!&O" .#*?" !" /$(6#!" '/" '*3/96" @!&AB/++" 1!3$!*" 2!((%./+" 6.6+#63" 6
'*3/96"'/"061/3#6#("C*/"$8!"2!'/3#60"(/3"(*E0/1#'!("6!"/$(6#!"D3#$/++:"k/(0!
6((#0?"-G"(#1*67F/("/0"C*/"$/0"!"/$(6#!"D3#$/++"$/0"!"@!&AB/++"(8!"3/&!0/$4
'G./#(:"[!3"#((!?"6"23WL#06"6*+6"(/3G"'/'#&6'6"6"!*13!"1#2!"'/"/$(6#!"'/"'*3/96?
!"/$(6#!"Y#&A/3(:
k6("6$1/("'/"/(1*'63"*0"6((*$1!"$!.!?")"E!0"C*/".!&O"/(1/I6"(/5*3!"'/"C*/
!("6((*$1!("'/(16"6*+6"K#&6360"E/0"/$1/$'#'!(:"q06"06$/#36"'/"./3#K#&63"#((!
)"K69/$'!"!("/L/3&%&#!("23!2!(1!("6"(/5*#3:
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/
!"
! " # ! 6M)#-V-$%+Q
P((#$6+/"&!0"*0","6(".6$165/$("C*/"!"0)1!'!"'/"/$(6#!"@!&AB/++"623/(/$16
/0"3/+678!"6!"0)1!'!"'/"/$(6#!"D3#$/++:
(W QR2/30#1/"6.6+#63"6"'*3/96"'/"0/16#("/$'*3/&#'!(]
XW QR'/#L6"536$'/("063&6("'/"#023/((8!"$!"061/3#6+"/$(6#6'!]
-W QR2/30#1/"+/#1*36"'#3/16"'!"3/(*+16'!"'!"/$(6#!"$6"23W23#6"0GC*#$6]
'W QR(/3./"2636"061/3#6#("-/1/3!5O$/!(:
6M)#-V-$%+Y
N!" /$(6#!" '/" '*3/96" @!&AB/++?" 6" 23!K*$'#'6'/" '6" #023/((8!" C*/" (/3./
&!0!"E6(/"'6"0/'#'6"'/"'*3/96")"&6*(6'6"2/+6X
(W Q R 23)4&6356]
XW QR&6356"06#!3]
-W QR23)4&6356"06#("&6356"06#!3]
'W QR&6356"06#!3?"0/$!("23)4&6356:
6M)#-V-$%+S
H"/$(6#!"'/"'*3/96"@!&AB/++"$!306+"*1#+#96"6("&6356("06#!3/("'/X
(W QR^T"" #"<TT""#""<_T"A5K]
XW QR<_"" #""`T""#""a_"A5K]
-W Q R <_?^>_"#"`<?>_""#"^>?_"A5K]
'W QRC*6+C*/3".6+!3"'/"&6356:
6M)#-V-$%+U
Z/(&3/.6" 6(" &!$'#7F/(" '/" /$(6#!" '/" '*3/96" @!&AB/++" 2636" !" 061/3#6+
&!0"6"'*3/96"/(1#06'6"'/"aTe@a_NX
(W 1#2!"'/"0GC*#$6X"::::::::::::::::::::::::::
XW 1#2!"'/"2/$/136'!3X"::::::::::::::::::::::::::::
-W '#0/$(8!"'!"2/$/136'!3X":::::::::::::::::::::::::::
'W &6356"06#!3X":::::::::::::::::::::::::::
)W &!3"'6"/(&6+6"!$'/")"+#'!"!"3/(*+16'!X":::::::::::::::::::::
6M)#-V-$%+R
f6+&*+/"6"/(2/((*36"0%$#06"C*/"'/./"1/3"*06"&-626"C*/"(/3G"/$(6#6'6"2/+!
0)1!'!"@!&AB/++?"(6E/$'!"C*/"6"'*3/96"/(1#06'6"'!"061/3#6+")"a_"e@f:
#A(5)B)-*,
Acesse: Õ http://fuvestibular.com.br/
P/ as outras apostilas de Ens. de Materiais, Acesse: http://fuvestibular.com.br/telecurso-2000/apostilas/metal-mecanica/ensaio-de-materiais/