LABORATORIO DE TRATAMIENTOS TÉRMICOS TEMPLE DE UN ACERO 1040 CON AUSTENIZACIÓN COMPLETA
JUAN ERNED IBAÑEZ CALEJAS CÓDIGO: 201210166
UNIVERSIDAD PEDAGÓGICA Y TECNOLÓGICA DE COLOMBIA FACULTAD DE INGENIERIA ESCUELA DE METALURGIA METALURGIA TUNJA 2016 CONTENIDO
P!" INTRODUCCÓN
3
1. PROCEDIMIENTO PROCEDI MIENTO EXPERIMENTAL EXPERIM ENTAL
4
2. MICROGRAFIAS
5-6
3. TAMAÑO TAMAÑO DE GRANO
7-9
3.1. TRANSVERSAL
7-
3.2. LONGITUDINAL
-9
4. FASES PRESENTES
1!-13
5. ANALISIS DE CAR"UROS
13
6. DURE#AS
14-17
7. ANALISIS DE RESULTADOS RESULTADOS GENERALES GENERAL ES
1
CONCLUSIONES
19
"I"LIOGRAFIA
2!
INTRODUCCÓN 2
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1" PROCEDIMIENTO E#PERIMENTAL: 3
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2" MICRGRFIAS 4
ANTES DEL TRATAMIENTO
DESPUES DEL TRATAMIENTO
MICRGRAFIA 1" 100# TR$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
MICRGRAFIA 2" 100# TR$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
MICRGRAFIA %" 100# LONG$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
MICRGRAFIA 4" 100# LONG$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
5
MICRGRAFIA &" &00# TR$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
MICRGRAFIA 6" &00#TR$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
MICRGRAFIA '" &00# LONG$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
MICRGRAFIA (" &00# LONG$ T$)(( /$'@ J(, I:K+> ; *)+' U'(,=$.
6
%" TAMAÑO DE GRANO %"1" TRANSVERSAL ANTES DEL TRATAMIENTO DESPUES DEL TRATAMIENTO
N<)+'$ + T()(K$ + G'(,$@ 6
N<)+'$ + T()(K$ + G'(,$@ 13.45 ´ = N L
N i L M ´ N L
6.643856∗ log 10 ( ¿ ) −3.228 G= ¿
C$, + )&$$ + $)/('(*?, %+=<, ( ,$')( ASTM E 112. L$% ='(,$% + (+'$ $''+%/$,+, ( ,<)+'$ 6 + ( /(,&*( ; + (+'$ $, ( &(( 4 + ( ,$')( ASTM E112 + *:)+&'$ + ='(,$ /'$)+*$ +% + !.!449 ))
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N<)+'$ + T()(K$ + G'(,$@ 6
N<)+'$ + T()(K$ + G'(,$@ 13.45 ´ = N L
N i L M
´ N L 6.643856∗log 10 ( ¿ ) −3.228 G=¿
S+ /++ $%+'8(' 0+ ( &**>(' + S+ &**>? + )&$$ + *,&+'%+*?, 8
)&$$ + $)/('(*?, %+=<, ( ,$')( ASTM E 112 $% ='(,$% + (+'$ $''+%/$,+, ( ,<)+'$ 6 + ( /(,&*( $, *:)+&'$ + ='(,$ /'$)+*$ + !.!449)) %+=<, ( &(( 4 + ( )*%)( ,$')( &+,*+,$ $)$ '+%&($ + )*%)$ &()(K$ + ='(,$ 0+ $, ( )*'$='(( N$. 1 + %+*?, &'(,%8+'%( (+'$ %*, &'(&()*+,&$.
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Ferrita=
2.95 gr −1.33 gr ∗100 =54.92 dea fase ferrita 2.95 gr
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P('( + (+'$ &+)/($ $, (%&+,*>(*?, $)/+&( ,$ %+ /$ '+(*>(' + :$ + /$'+,&(+ + (%+% /'+%+,&+% ;( 0+ (% (%+% %+ $%+'8(, $)$ (=(% ); /+0+K(% ; ); ,*(% $ ( ,$% *)/*+ '+(*>(' + )*%)$ /'$+*)*+,&$ &**>($ +, + (+'$ %*, &'(&()*+,&$ &')*$. 9
4" FASES PRESENTES ANTES DEL TRATAMIENTO
DESPUES DEL TRATAMIENTO
5! B + +''*&( ; 5! B + /+'*&( (/'$*)(()+,&+
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11
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13
6" DUREZAS ANTES DEL TRATAMIENTO
! R" 4 R" 3 R" P'$)+*$@ 2 R"
155 " 163 " 162 " P'$)+*$@ 16! "
155 V 163 V 162 V P'$)+*$@ 16! V
DESPUES DEL TRATAMIENTO
57 RC 56 RC 55 RC P'$)+*$@ 56 RC
593 " 576 " 56! " P'$)+*$@ 576 "
9!1 V 67 V 43 V P'$)+*$@ 7! V
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F.!+ 1" E/..7 - 9 5+=/.3. -9 3
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16
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F.!+ 2" T=7+ - 7=9"
L( 8+$*( + +,'*()*+,&$ H( + %+' $ %**+,&+)+,&+ ':/*( /('( *)/+*' 0+ %+ /'$>( (0*+' &'(,%$')(*?, + ( (%&+,*&( (,&+% + ((,>(' ( &+)/+'(&'( M% + &'(,%$')(*?, )('&+,%&*(. E*%&+ ,( 8+$*( ),*)( + +,'*()*+,&$ +,$)*,(( 93.-- 37.3 - 7=9 0+ $,+ ( +%&($ &$&()+,&+ )('&+,%&*$. A )$**(' ( +%&'&'( '*%&(*,( + &+)/+ /'$8$( 8('*(*$,+% +, (% /'$/*+(+% )+:,*(% ; &+,$?=*(% + (+'$ (=,(% + +(% )+$'(, '+>( ; '+%*%&+,*( )+:,*( )*+,&'(% 0+ $&'(% /$' + $,&'('*$ +)/+$'(, '(=**( &+,(*( ; $,&*8*( +&'*(. 17
'" ANALISIS DE RESULTADOS GENERALES A (/*(' , &+)/+ + (%&+,*>(*?, $)/+&( ( ,( /'$+&( + (+'$ 1!4! %+ /$ $%+'8(' , ()*$ + +%&'&'( )('&+,%&*( %*+,$ ,( +%&'&'( ('(&+'%&*( + $% (+'$ &+)/($% ; 0+ ( % 8+> +,'+*? + (+'$ %*+,$ +%&+ + '+%&($ +%/+'($. A &**>(' ( ,$')( ASTM E 112 /('( ( &+')*,(*?, + &()(K$ + ='(,$ %+ /$ (/'+*(' + ,( $')( )H$ ):% ('( + ()*$ + +%&'&'( 0+ %'*? + (+'$ $, + &'(&()*+,&$ &')*$. O&+,*+,$ '+%&($% 0+ +'$, $''+&$% ;( 0+ %+ +%/+'(( 0+ +%/% + &'(&()*+,&$ &')*$ + (+'$ &8*+'( ,( $,&'(*?, +, + ='(,$ ; 0+ +%&+ &8*+'( ,( $')( (*(' $ + (=(%. M+*(,&+ , (,:*%*% + '+>(% %+ +,$,&'? , ()+,&$ +, ( +%(( + '+>( + (+'$ &'(&($ &')*()+,&+ %*+,$ +%&+ , '+%&($ +*(> ;( + &+)/+ +% , &'(&()*+,&$ &')*$ 0+ &*+,+ /$' $+&$ +,'++' ; ()+,&(' ( '+%*%&+,*( + $% (+'$%. E%&+ ($'(&$'*$ %+ '+(*>? $, + *, + +)$%&'(' 0+ + &+)/+ +% , &'(&()*+,&$ &')*$ 0+ )+$'( /'$/*+(+% )+:,*(% ; &+,$?=*(% +, $% (+'$% '*,:,$+% '+%*%&+,*( ( +%=(%&+ ( ( /+,+&'(*?, ; '+>(.
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CONCLUSIONES •
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BIBLIOGRAFIA • •
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AVNER S;,+;. I,&'$*?, ( ( )+&('=*( %*(. E. 2. 19. M?,*( M+=('+$. /':&*(% + ($'(&$'*$ + &'(&()*+,&$% &')*$%. U/&. F(&( + *,=+,*+'(. E%+( + )+&('=*(. P:=. 5 6. H&&/@.8-+%/*,$.$)&+,$$=*(&+,$IIRESBDAMENES14B2!&'(&()*+,&$%B2!(+'$%./ H&&/@.&/.+.$H)+%(/%(%+9&&&+$'*(./ H&&/@6.,*$8*.+%%'(,$T+)(1.T'(&()*+,&$%A+'$%./ /(=*,(% $,%&((% + 15 + ('* 2!16
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