informe 4 tracciÓn en acero laminado al calor y acero laminado al frio

7/24/2019 Informe 4 TRACCIN EN ACERO LAMINADO AL CALOR Y ACERO LAMINADO AL FRIO.

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UNIVERSIDAD CENTRAL DEL ECUADORFACULTAD DE INGENIERA CIENCIAS FISICAS Y MATEMATICAS

CARRERA DE INGENIERA CIVIL

ENSAYO DE MATERIALES 1

INFORME #4

TEMA:

TRACCIN EN ACERO LAMINADO AL CALOR Y ACERO LAMINADO ALFRIO.

NOMBRE:

JARAMILLO FREIRE MARCOS ALEXANDER

SEMESTRE:

3

PARALELO:

2

FECHA DE REALIZACIN:

19/10/2015

FECHA DE ENTREGA:

26/10/2015

DIA Y HORA:

LUNES/09H00

SEMESTRE 2015201!


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1" INTRODUCCION"

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" E;UIPOS Y MATERIALES

E;UIPO APRECIACIN FOTOGRAFA

M8$'%& U%'4!#&l +30 T"%l&+. +10kg

C&l'*!&+"! +0.02mm

D7"!))!" &!&&c!" l&)'%&+" % c&l"!. +0.01mm

D7"!))!" &!&&c!" l&)'%&+" % 7!". +0.01mm

C") + "!c%&? +1

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MATERIAL DIMENCIONES))

FOTOGRAFA

@!"*& + &c!" l&)'%&+"

% c&l'%.

a=38.84

b=6.10

LM=203.2

@!"*& + &c!" l&)'%&+"% 7!".

Dimetro=6

LM=250

4" PROCEDIMIENTO"1" S !"c+ & ")&! l& !"*& & l& !&cc'(% +l &c!" l&)'%&+" &l c&l"! - +#$# #

!'#!&% l"# 4&l"!# + l +')%#'"%# + l& !"*& + &c!".2" S &?$#&% l"# " A?$#&! l& !"*& + &c!" & l& )8$'%& $%'4!#&l + %#&-" - c"%'%$&! c"% l# c"!!#"%+'%#.

5" TABLAS Y DATOS"5"1" T'$%%*?+ &+ $%&'( $)*+$,( &+ %$*&+-&:

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N@

CARGA DEFORMACIN

LONG"DEMEDIDAD

REA ESFUERZO

DEFOR"ESPECFICA

P LM A =P /A =/LM

(Kg) (N) (mm)x 102 (mm)

mm2

M@& (mm

mm) 000 3920 1: 203.2236.92

165.623 :.:5:

10 500 15 20 203.2236.92

1:6.326 9.:3

11 5000 9050 22 203.2236.92

20.02: 10.:2

12 5500 53955 2 203.2236.92

22.31 11.:11

1 6000 5::60 26 203.2236.92

2:.3 12.95

14 6500 6365 2: 203.2236.92

269.13 13.:0

15 000 6:60 32 203.2236.92

2:9.:0 15.:

5


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1! 350 2103.5 50 203.2236.92

30.332 2.606

1< 350 2103.5 100 203.2236.92

30.332 9.213

1= 30 2299. 150 203.2236.92

305.160 3.:19

1> 330 190.3 200 203.2236.92

303.50 9:.25

20 350 2103.5 250 203.2236.92

30.332 123.031

21 30 2299. 300 203.2236.92

305.160 1.63:

22 60 31:2.6 350 203.2236.92

30:.::6 12.2

2 500 355 00 203.2 236.92

310.53 196.:50

24 560 163.6 50 203.2236.92

313.02 221.5

25 20 533.2 500 203.2236.92

319.652 26.063

2! :150 9951.5 600 203.2236.92

33.56 295.26

2< ::0 :31::.: 00 203.2236.92

351.120 3.::

2= :690 :52:.9 :00 203.2236.92

359.:15 393.01

2> 9660 96.6 12.192 6 203.2236.92

399.99 600.000

01013

09935.3 16.256 : 203.2

236.92

19.0 :00.000

1102

0102220.

220.32 10 203.2

236.92

31. 1000.000

21062

0

101:2.

2

2.3: 12 203.2236.92

39.2: 1200.000

103

0105261.

32:.: 1 203.2

236.92

.2:3 100.000

410:0

01059: 32.512 16 203.2

236.92

.1:1 1600.000

510:2

01061.

236.56 1: 203.2

236.92

:.009 1:00.000

6


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!10:2

01061.

20.6 20 203.2

236.92

:.009 2000.000

< ::90 :210.9 6.056 33 203.2236.92

36:.09 3300.000

N@MEDIDAS ELONGACIN

Lf Lo e

(mm) (mm)

1 31.0: 25. 22.3622 32.2 25. 26.2 39.:: FALLA 25. 5.00:4 31.6 25. 2.56

5 30.05 25. 1:.30! 2:. 25. 13.150< 2.: 25. 9.30= 2: 25. 10.236

5"2" T'$%%*?+ &+ $%&'( $)*+$,( &+ .'*("

N@

CARGA DEFORMACINLONG" DEMEDIDAD REA ESFUERZO

DEFOR"ESPECFICA

P LM A =P /A =/LM

(Kg) (N) (mm)x 102 (mm)

mm2

M@& (mm

mm) 1600 15696 106 250 2:.2 555.132 2.10 1590 1559.9 150 250 2:.2 551.663 6011 16:0 16:0.: 200 250 2:.2 5:2.::9 :0

7


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12 110 165.1 250 250 2:.2 593.29: 1001 110 165.1 300 250 2:.2 593.29: 12014 16:0 16:0.: 350 250 2:.2 5:2.::9 1015 130 1691.3 00 250 2:.2 600.23 1601! 10 1069. 50 250 2:.2 603.0 1:01< 130 1691.3 500 250 2:.2 600.23 2001= 1690 165:.9 550 250 2:.2 5:6.359 2201> 160 163:2. 600 250 2:.2 59.19 2020 1690 165:.9 650 250 2:.2 5:6.359 26021 1660 162:.6 00 250 2:.2 55.950 2:022 1690 165:.9 50 250 2:.2 5:6.359 3002 1100 1091 1000 250 2:.2 3:1.65 00

!" DIAGRAMAS.!"1" A%&'( $)*+$,( &+ %$*&+-&"

E8.3&'( 78" D&.(')$%*?+ &89&%*.*%$"

8


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0 500 1000 1500 2000 2500 3000 3500

0

50

100

150

200

250

300

350

400

450

500

f(x) = 19.05x

(MPa)

E=19.084x 104MPa

9

R&83)&+ 9'(9*&,$,&8 )&%+*%$8 %$'$%-&'/8-*%$8:

mxima =448.009MPa

fluencia =313.027MPa

esltico =289.84MPa

rotura =368.097MPa


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!"2" P('%&+-$6& &(+$%*?+ 78" N)&'( ,&-'$)(8:

0 1 2 3 4 5 6 7 8 9

0

10

20

30

40

50

60

!"" A%&'( $)*+$,( &+ .'*("

E=22.374x104MPa


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=20.70M Pa

Deformacinesecifica(mm /mm) :

! = /L M

! =3x102/203 "2mm

! =1.48x 104mm /mm

Porcenta#es$e $eformacin() :

203,2

=203.216 /100

=32.512mm

Esfuerzomximo(MPa):

max=P max /A

max=106144.2N/236.924 mm

max=448.01M Pa

Esfuerzo $e rotura (MPa) :

r o t =P/A

11


13/18

r o t =8890N/236. 924mm

r o t =368.09M Pa

Mo$ulo $e elastici$a$ :

E=t g %

E=19.084MPa

E+&'/$ &8-*%$ ,& $%&'( $)*+$,( &+ %$*&+-& :

&e=Pe e

2

&e=72103.5N500.01m

21000

&e=18.03 '

E+&'/$ &8-*%$ ,& $%&'( $)*+$,( &+ .'/(:

&e=Pe e

2

&e=11772N420.01m

21000

&e=2.47 '

Elongacin del acero laminado en caliente:

e=LfLi

Li 100

e=231.2203.2

203.2100

12


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e=13.77

Elongacin$el acero lamina$o en fr(o :

e=LfLi

Li 100

e=260250

250100

e=4

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10" BIBLIOGRAFIA"

--9:"$)8$"%()A%&'(P'(,3%-(8C$-JLAMJCALIENTEJAHMSA2012"9,.

--9:"*&''(88$+-$+,&'"%()*&''(8J9'(+-3$'*($'%*7(0


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A%&'( $)*+$,( &+ .'*(:

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informe 4 tracciÓn en acero laminado al calor y acero laminado al frio

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