laporan akhir praktikum pengelasan.docx

LAPORAN AKHIR PROSES PRODUKSI I PENGELASAN( WELDING)

Disusun Oleh : Nama :D.ERIANTO SIMANJUNTAK SIMANJUNTAK NIM :12!11"#$2

PROGRAM STUDI S1 TEKNIK MESIN %AKULT %AKULTAS AS TEKNIK

UNIVERSITAS RIAU 21"

Trusted by over 1 million members

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions! Start Free Trial Cancel Anytime.

















KATA PENGANTAR Se&ala 'ui s )u*u+ 'enulis 'ana,*an *e'a-a Tuhan an& an& Maha Esa/ *a+ena a,as *asih -an *a+unia0N)a 'enulis -a'a, men)usun La'+an A*hi+ P+a*,i*um Pengelasan P+a*,i*um Pengelasan ini. ini. La'+an ini -iha+a'*an -a'a, -i'e+&una*an a&i 'a+a 'ema3a un,u* memahami -an mem'elaa+i mem'elaa+i 'en&e+aan 'en&e+aan Pen&elasan Pen&elasan -an -a'a, meme+i*an &ama+an ,en,an&

seu seuah ah ilmu ilmu )an& )an& mem memaha ahass 'en& 'en&el elas asan an se+, se+,aa memu memu-a -ah* h*an an *i,a *i,a -ala -alam m -an Ase,eline. mela*u*an '+a,i*um 'en&elasan ini -en&an Mesin Las Lis,+i* SMA4 -an Penulis u&a men&u3a'*an ,e+ima*asih *e'a-a Dosen pengampu Bapak Yohanes,ST,.MT dan Ke'a-a dan Ke'a-a Pa+a Ass!en Pa+a Ass!en -an -an Tekns La+a,+ium Te*nl&i Te*nl&i P+-u*si P+-u*si se+,a *e'a-a 'iha*0'iha* )an& )an& meman,u 'en)usun -alam men)elesai*an la'+an ini. Penulis men)a-a+i ah5a La'+an ini ,i-a* lu'u, -a+i *e*u+an&an -an masih auh

-a+i sem'u+na. Un,u* i,u 'enulis men&ha+a'*an *+i,i* -an sa+an )an& meman&un -a+i 'ema3a un,u* *esem'u+naan la'+an la'+an ini *e-e'ann)a. Sem&a la'+an ini -a'a,

meme+i*an man6aa, a&i 'ema3a -an semua 'iha* )an& ,e+lia, -alam 'enulisan P+a*,i*um Pengelasan ini. A*hi+ *a,a 'en)usun men&u3a'*an la'+an a*hi+ P+a*,i*um Pengelasan ,e+ima*asih.

Pe*ana+u/ 27 N8eme+ 21"

Penulis

















Daftar isi LAPORAN AK9IR...........................................................................................................1 .......................................................................................................2 KATA PENGANTAR .......................................................................................................2 A I...............................................................................................................................1 PENDA9ULUAN...........................................................................................................1 1.1.

La,a+ ela*an&... ela*an&........... ............... .............. ............... ............... .............. .............. ............... ............... .............. ................................1 .........................1

1.2.

Tuuan.. Tuuan......... .............. ............... ............... .............. ............... ............... .............. ............... ............... .............. .............. ................................1 .........................1

1.".

Man6aa,..... Man6aa,............. ............... .............. .............. ............... ............... .............. ............... ............... .............. ............... ..................................11 ..........................11

1.$.

Sis,ema,i*a Sis,ema,i*a Penulisan Penulisan La'+an..... La'+an............ ............... ............... .............. ............... ............... .............. ............... .....................11 .............11

A II.............................................................................................................................12 TEORI DASAR...............................................................................................................12 2.1

Pen&e+,ian Pen&e+,ian Las........... Las................... ............... .............. ............... ............... .............. .............. ............... ............... .............. ........................12 .................12

2.2

Klasi6i*asi ;a+a0;a+a Pen&elasan........................ .................................. ............... 12

2."

Jenis0Jenis Pen&elasan............................ .................................. ........................ ...1" ... 1"

2.$

Ele*,+ Ele*,+-a -a Las.... Las........ ........ ....... ....... ........ ....... ....... ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ........ .......... ........... ........... ........... ........"" ...""

2.<

P+seP+se-u+ u+ -an Pe+sia Pe+sia'an 'an Pen&el Pen&elasa asan... n....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ....... ....... ........ .......... ........"= .."=

2.#

Psisi Psisi Pen&el Pen&elasa asan.. n...... ........ ....... ....... ........ ....... ....... ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ........ .......... ........... ........... ..........$ ....$

2.!

Jenis Jenis >Jenis >Jenis Samun&a Samun&an n Las.... Las....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ......... ............ ............ ............ ...........$1 .....$1

2.=

Kam'uh Kam'uh Las.... Las........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ....... ....... ........ ....... ....... ........ ....... ........ ........... ............ ..........$" ....$"

2.7

;a+a ;a+a Men)ala* Men)ala*an an Las Lis,+i*... Lis,+i*....... ....... ....... ........ ....... ....... ........ ....... ....... ........ ....... ....... ........ ........ .......... ........... ........... ........... .......$< ..$<

2.1

A)unan A)unan Ele*,+-a.. Ele*,+-a.......... ............... .............. ............... ............... .............. .............. ............... ............... .............. ................ ......................$# .............$#

2.11

Pe+ala,an Pe+ala,an Keselama,an Keselama,an Dalam Pen&elasan.. Pen&elasan.......... ............... .............. .............. ...................................$! ............................$!

2.12

;a3a, Las........... Las................... ............... .............. ............... ............... .............. .............. ............... ............... .............. ............... ............... ..................$7 ...........$7

2.1"

L&am....... L&am.............. .............. ............... ............... .............. ............... ............... .............. .............. ............... ............... ........................ ...........................< ..........<

2.1$

Panas ? 9ea, In'u,....... In'u,............... ............... .............. ............... ............... .............. .............. ............... ......................................<1 ..............................<1

2.1<

Pe+hi,un&an Pe+hi,un&an Ke*ua,an Ke*ua,an Samun&an Samun&an Las............. Las.................... .............. .............. ............... ..............................<1 ......................<1

A III............................................................................................................................<" ALAT DAN A9AN.......................................................................................................<" ".1

Ala,.......... Ala,................. .............. ............... ............... .............. ............... ............... .............. ............... ............... .............. .............. ............... ............... ..............<" .......<"

".2 ahan.........................................................................................................................<7 A I@............................................................................................................................#1

















PROSEDUR KERJA.......................................................................................................#$ A @.............................................................................................................................! PENUTUP.......................................................................................................................! KESIMPULAN................................................................................................................! SARAN............................................................................................................................!

















DAFTAR DAFTAR GAMBAR GA MBAR Gambar 1 . Ele*,+-a Ka+n (aTun&&al ( &an-a.........................................................# Gambar 2 P+ses Las SMA4...........................................................................................! Gambar  'en&a+uh a+us ,e+ha-a' 'en&elasan..................................................................! Gambar ! a&ian Las SMA4...........................................................................................= Gambar " Mesin Las Lis,+i*............................................................................................= Gambar # Kael Las Lis,+i*..............................................................................................7

...... .7 Gambar $ Se,an& Las............................. .................................. ................................. .......7 Gambar % Klem Massa.....................................................................................................7 Gambar & D;SP.............................................................................................................1 Gambar 1' D;RP...........................................................................................................11 Gambar 11 A;................................................................................................................11 Gambar 12 Ran&*aian TIG.............................................................................................12 Gambar 1 Mesin TIG....................................................................................................1" Gambar 1! Taun& Gas Pelin-un&.................................................................................1$ Gambar 1" Re&ula,+ Gas Pelin-un&..............................................................................1$ Gambar 1# %l5me,e+....................................................................................................1< Gambar 1$ Selan& &as....................................................................................................1< Gambar 1% T+3h............................................................................................................1# Gambar 1& Dia&+am MIG...............................................................................................1= Gambar 2' MIG..............................................................................................................17 Gambar 21 Mesin Las MiG............................................................................................17 Gambar 22 T+3h............................................................................................................2 Gambar 2 Taun& Gas Mulia........................................................................................2 Gambar 2! Ka5a, Las MIG............................................................................................21 Gambar 2" Pen&e+aan Las Ase,ilen...............................................................................21

Gama+ 2# Taun& A3e,)lene..........................................................................................22 Gama+ 2! Taun& O*si&en.............................................................................................22 Gama+ 2= Selan& (9se................................................................................................2$ Gama+ 27 Se,an& Las (T+3h................................ (T+3h................................ .................................. ...................... 2$

















Gama+ "2 N)ala Ne,+al..................................................................................................2# Gama+ "" Ele*,+-a Las.................................................................................................2! Gama+ "$ Pen&*-ean Ele*,+-a menu+u, A4S............................................................27 Gambar " Klasi6i*asi Ele*,+-a...................................................................................." Gambar # Tael Ele*,+-a (lanu,an............................................................................"1 Gambar $Psisi Dia5ah Tan&an................................................................................."$ Gambar % Psisi Seaa+ Tan&an..................................................................................."< Gambar & Psisi O8e+hea-............................................................................................"<

Gama+ $ Samun&an Temu.........................................................................................."# Gama+ $1 Samun&an Sisi............................................................................................."# Gambar !2 Samun&an Tum'an&..................................................................................."! Gambar ! Samun&an Su-u,........................................................................................"! Gambar !! Samun&an T..............................................................................................."= Gambar !" Kam'uh @...................................................................................................."=

............ ........ .."= "= Gambar !# Kam'uh B @......................................... .................................. .................. Gambar !$ Kam'uh C...................................................................................................."= Gambar !% Kam'uh K...................................................................................................."7 Gambar !& Kam'uh Dule U......................................................................................."7 Gambar "' Kam'uh I....................................................................................................."7 Gambar "1 Pen&a)unan Ele*,+-a..................................................................................$ Gambar "2 Pen)en,uhan Ele*,+-a.................................................................................$ Gambar " Alu+ S'i+al....................................................................................................$1 Gambar "! Alu+ i&0a&.................................................................................................$1 Gambar "" Alu+ Melin&*a+.............................................................................................$1 Gambar "# Alu+ Se&i,i&a................................................................................................$1 Gambar "$ Alu+ T+a'esium.............................................................................................$2 Gambar "% T'en& Las...................................................................................................$2 Gambar "& A'+n...........................................................................................................$2 Gambar #' Sa+un& Tan&an Las.......................................................................................$" Gambar #1 Se'a,u Sa6e,)...............................................................................................$" Gambar #2 Ka3ama,a Las...............................................................................................$"



















Gama+ ## In3m'le,e Pene,+a,in..................................................................................$< Gambar #$ Dasa+ ,an-a 'en&elasan................................................................................$! Gambar #% Dasa+ siml las...........................................................................................$= Gambar #& Mesin Las Lis,+i*.........................................................................................$7 Gambar $' Pene'i, Ele*,+-a........................................................................................$7 Gambar $1 Kael Las Lis,+i*..........................................................................................$7 Gambar $2 Klem Massa.................................................................................................< Gambar $ Palu Te+a*....................................................................................................< Gambar $! Mea Las......................................................................................................< Gambar $" Pen&&+es.....................................................................................................< Gambar $# Taun& a3e,)lene..........................................................................................<1 Gambar $$ Taun& O*si&en...........................................................................................<1 Gambar $% T+3h............................................................................................................<1 Gambar $& Re&ula,+......................................................................................................<2 Gambar %' Pema,i* A'i..................................................................................................<2 Gambar %1 Mea Ke+a...................................................................................................<2 Gambar %2 SI*a, KA5a,.................................................................................................<2 Gambar % Palu Te+a*....................................................................................................<" Gambar %! Kun3i Pas.....................................................................................................<" Gambar %" Kain La'......................................................................................................<" Gambar %# T'en& Las...................................................................................................<$ Gambar %$ Mas*e+.........................................................................................................<$ Gambar %% Sa+un& Tan&an..............................................................................................<$ Gambar %& A'+n...........................................................................................................<$ Gambar &' en-a *e+a..................................................................................................<<

















DAFTAR TABEL Tab() 1 Pen&*-ean Ele*,+-a Di&i, Te+a*hi+ A4S........................................................"2

















DAFTAR NOTASI

simb*( I + E t H L

KETERANGAN KUAT ARUS KE,EPATAN TEGANGAN AKTU HEAT INPUT PANANG

SATUAN AMPERE m-s +*(t s)/*0 -MENIT m)t)r

















1.1. 1.1. Latar Latar B)(a/ B)(a/a0 a0

Pen&elasan me+u'a*an 'en&e+aan )an& ama, san&a, 'en,in& -alam ,e*nl&i

'+-u*si

-en&an

ahan

a*u

l&am. am.

Da+i

'e+,a +,ama

'e+*eman&ann)a )an& san&a, 'esa, ,elah an)a* ,e*nl&i a+u )an& -i,emu -i,emu*an *an.. Saa, Saa, se*a+an se*a+an& & ini ,elah ,elah -i'e+& -i'e+&una una*an *an leih leih -a+i -a+i $ enis enis 'en&elasan ,e+masu* ,e+ masu* 'en&elasan )an& -ila*sana*an -en&an 3a+a mene*an -ua l&am )an& -isamun& sehin&&a ,e+a-i i*a,an -en&an a,m0 a,m mele*ul -a+i l&am )an& -isamun&*an. -isa mun&*an. Pen&ela elasan san

me+u e+u'a*an

'e*e e*e+a +aan

-asa+

-alam

,e*ni*

'en)amun&an l&am/ sehin&&a a*an a *an san&a, se+in& -ium'ai -alam -unia in-us,+imau in-us,+imau'un 'un *ehi-u'an *ehi-u'an seha+i0ha+i/ leh sea i,u -iha+a'*an -iha+a'*an 'a-a mas)a+a* mas)a+a*a, a, mau'un mau'un mahasi mahasis5a s5a ,e+u,am ,e+u,amaa Mahasis Mahasis5a 5a Ju+usa Ju+usan n Te*ni* e*ni* Mesin Mesin a&a+ a&a+ -a'a, -a'a, mem'el mem'elaa+ aa+ii -an men&ua men&uasai sai ,e*ni* ,e*ni* 'en&el 'en&elasan asan ini sea&ai e*al saa, e*e+a -i -unia in-us,+i. 1.2. 1.2. T343a0 43a0

Tuuan -a+i P+a*,i*um Pen&elasan ini a-alah sea&ai e+i*u, : 1. Da'a, Da'a, men&e,ah men&e,ahui ui -an men&e men&e+,i +,i ,en,an ,en,an& & 'en&elas 'en&elasan an 2. Da'a Da'a,, men& men&' 'e+ e+asi asi*a *an n a,au a,au men& men&&u &una na*a *an n Las Las Lis,+ Lis,+i* i* (SMA (SMA4 4 -an Las Lis,+i* OF)0 A3e,)lene ". Da'a, Men&e,ahui Men&e,ahui Jenis0Jenis Jenis0Jenis -an siml0sim siml0siml l 'en&elas 'en&elasan. an. $. Da'a, men&e,ahui men&e,ahui 'e+len&*a'a 'e+len&*a'an n *eselama,a *eselama,an n *e+a *e+a 'en&elasa 'en&elasan n

















-an men&a'li*asi*ann)a -alam *ehi-u'an seha+i0 ha+i -an 'as,in)a a*an san&a, e+&una -i -unia *e+a 1.!. Sist)mati/a P)03(isa0 La5*ra0

A-a'un sis,ema,i*a 'enulisan La'+an P+a*,i*um Pen&elasan ini a-alah sea&ai e+i*u, : BAB I 6 PENDAHU PENDAHULUA LUAN N

e+isi men&enai La,a+ ela*an&/ Tuuan/ Man6aa, -an Sis,ema,i*a Penulisan. BAB II

6 TEORI DASAR

e+isi ,en,an& 'en&e+,ian 'en&elasan/ *lasi6i*asi 'en&elasan sam'ai -en&an 'e+ala,an *eselama,an *e+a -alam 'en&elasan. BAB III

6 ALAT DAN BAHAN

e+isi Ala, -an ahan )an& -i&una*an saa, P+a*,i*um. BAB IV

6 PROSEDUR KERA

e+isi P+se-u+ Umum -an P+se-u+ en-a Ke+a. BAB V

6 PEMBAHASAN

e+isi Pe+hi,un&an -an Analisa BAB VI

6 KESIMPULAN DAN SARAN

e+isi Kesim'ulan -an Sa+an -a+i '+a*,i*um mesin uu,. DAFTAR PUSTAKA LAMPIRAN



















2.1

P)0)rtia0 Las

Las a-alah i*a,an me,alu+&i 'a-a samun&an l&am a,au l&am

'a-uan )an& -ila*sana*n -alam *ea-aan ,u+ne+ ,u+ne+ a,au 3ai+. Se-an&*an 'en&elasan a-alah '+ses men)amun& l&am )an& )an& seenis a,au ham'e+ (welding) a-alah seenis -en&an an,uan 'anas. Se-an&*an pengelasan (welding)

salah sa,u ,e*ni* 'en)amun&an l&am -en&an 3a+a men3ai+*an sea&ian l&am in-u* -an l&am 'en&isi -en&an a,au ,an'a ,e*anan -an -en&an a,au ,an'a l&am 'enamah -an men&hasil*an samun&an )an& *n,iniu. Lin&*u' 'en&&unaan ,e*ni* 'en&elasan -alam *ns,+u*si san&a, luas/ meli'u,i 'e+*a'alan/ ema,an/ +an&*a aa/ eana ,e*an/ 'i'a 'esa,/ 'i'a salu+an -an sea&ain)a. Disam'in& un,u* un,u* 'emua,an/ '+ses las -a'a, u&a -i'e+&una*an un,u* +e'a+asi misaln)a misaln )a un,u* men&isi luan&0 luan& 'a-a 3+an/ memua, la'isan las 'a-a 'e+*a*as/ mem'e+,eal a&ian0a&ian )an& su-ah aus/ -an ma3am0ma3am +e'a+asi lainn)a. Pen&elasan u*an ,uuan u,ama -a+i *ns,+u*si/ ,e,a'i han)a



















Pen&elasan ,e*an a-alah 3a+a 'en&elasan -imana *e-ua l&am )an& a*an -isamun& -i'anas*an ,e+leih -ahulu *emu-ian -i,e*an hin&&a men)a,u. 3. P)matria0 Pema,+ian a-alah 3a+a 'en&elasan -imana samun&an -isa,u*an -an -ii*a, men&&una*an 'a-uan l&am )an& mem'un)ai ,i,i* 3ai+ leih +en-ah -ian-in& l&am )an& a*an -isamun&.

2.

)0is7)0is P)0)(asa0

2..1

Las Listri/ ;a+a men&elas )an& se+in& -i&una*an -alam '+a*,i*um -an ,e+masu* *lasi6i*asi las usu+ lis,+i* a-alah : Las ele*,+-a Te+un&*us/ Las usu+ -en&an 'e+lin-un&an &as -an Las usu+ -en&an 'e+lin-un&an u*an Gas. Las usu+ Lis,+i* ,e+masu* sua,u '+ses 'en)amun&an l&am -en&an men&&una*an ,ena&a lis,+i* sea&ai sume+ 'anas. Ja-i/ sume+ 'anas 'a- alas -i,imul*an leh usu+ a'i a+us lis,+i* an,a+a ele*,+-a las -an en-a Ke+a. Las lis,+i* a-alah salah sa,u 3a+a men)amun& l&am -en&an alan



















Gambar 1 . Ele*,+-a Ka+n (aTun&&al ( &an-a

#. Las ls!" ls!"k k elek! elek!"o "oda da logam logam,, !e"d !e"d" " da" da" $

2..2

0

Las lis,+i lis,+i* * -en& -en&an an ele*,+ ele*,+-aa e+s e+sela' ela'u, u, (SMA4 (SMA4

0

TIG

0

GMA4

SMA 8S9)(:): M)ta( Ar) )(:i0; Las SMA4 %shelded me!al a"& 'eldng), a,au las usu+ ele*,+-a ,e+un&*us se+in& -iseu, -en&an nama l as lis,+i*. Las SMA4 me+u'a*an me+u'a*an '+ses 'en)amun&an -ua uah *e'in& l&am )an& seenis seenis a,au leih -en&an men&una*an men&una*an sume+ 'anas -a+i -a+i lis,+i* -en&an men&&una*an ele*,+-a ele*,+-a ,e+un&*us sea&ai ahan ,amah ,amah a,au 'en&isi sehin&&a a*an memen,u* samun&an )an& ,e,a'. P+insi' *e+a -a+i las SMA SMA4 4 ini )ai,u saa, uun&



















Pa-a saa, '+ses 'en&elasan e+lan&sun& 'emin-ahan l&am -a+i ele*,+-a ,e+&an,un& -a+i esa+ *e3iln)a a+us lis,+i* )an& -i&una*an. A'aila men&&una*an a+us )an& esa+ ma*a u,i+an0u,i+an l&am a*an mena-i halus/ ,e,a'i seali*n)a a'aila men&&una*an a+us )an& )an& *e3il 'emin-ahan l&am -a+i ele*,+-a a*an mena-i leih esa+.

Gambar  'en&a+uh a+us ,e+ha-a' 'en&elasan



















Gambar " Mesin Las Lis,+i*

2. Kab) Kab)(( Las Las List Listri ri/ /

Kael las lis,+i* lis,+i* -i&una*an -i&una*an sea&ai 'en&han,a+ 'en&han,a+ a+us 'en&elasan 'en&elasan -a+i mesin las lis,+i* *e en-a *e+a.

Gambar # Kael Las Lis,+i*

. S)ta0 Las





















Gambar % Klem Massa

2..2.2 2..2.2

P*(aritas P*(aritas Las Listri/ Listri/ 8SMA 8SMA;

Pa-a Pa-a 'en&el 'en&elasan asan SMA4 SMA4 ,e+-a' ,e+-a'a, a, " enis enis 'en&*u 'en&*u,u ,uan an ('la+ ('la+i,a i,as s )ai,u )ai,u sea&ai e+i*u,: a. DCSP DCSP (Dire (Direct ct Curre Current nt Straig Straight ht Polar Polarity ity))





















Gambar 1' D;RP





















Las lis,+i* TIG (Tun&s,en Ine+, Gas H Tun&s,en Gas Mulia men&&una*an ele*,+-a 5l6+am )an& u*an me+u'a*an ahan ,amah. usu+ lis,+i* )an& ,e+a-i an,a+a uun& ele*,+-a 5l6+am -an ahan -asa+ me+u'a*an sume+ 'anas/ un,u* 'en&elasan. Ti,i* 3ai+ ele*,+-a 5l6+am se-emi*ian ,in&&in)a sam'ai "$1 ;/ sehin&&a ,i-a* i*u, men3ai+ 'a-a saa, ,e+a-i usu+ lis,+i*.





















Gambar 1 Mesin TIG

. !abung !abung gas lindung lindun g

A-alah ,aun& ,em'a, 'en)im'anan &as lin-un& se'e+,i a+&n -an helium





















! . "low#eter untu$ gas

Di'a*ai un,u* menunu**an esa+n)a ali+an &as lin-un& )an& -i'a*ai -i -alam 'en&elasan &as ,un&s,en.























e+6un&si men&han,a+*an a+us -a+mesin las menuu s,an& las/ e&i,u u&a ali+a ali+an n &as &as -a+i -a+i mesin mesin las las menu menuu u 'en&han,a+ a+us *e en-a *e+a. *e+a.

. Stang las (welding torch)

s,an s,an& & las. las. Kae Kaell masa masa e+6 e+6un un&s &sii un,u un,u* *























Pa-a 5a*,u 'en&elasan/ 6lu*si se+u* a*an men3ai+ -an meme*u -an menu,u'la'isan las. Sea&ian 6lu*si se+u* )an& ,i-a* men3ai+ -a'a, -i'a*ai la&i se,elah -ie+sih*an -a+i ,e+a*0,e+a* las

2.." Las Listri/ MIG 8GMA;



































































Rea*si )an& ,e+a-i -alam ,aun& ase,ilen/ a-alah sea&ai e+i*u, : ;a;2



292O

;a(O9 2 

;292





































































































































































































































































































































































































































































































































A:a530 5r*s):3r /)r4a :ari 5ra/ti/3m (as (istri/ sma< :a0 *a< s)baai b)ri/3t Las Listri/ 8SMA;

A-a'un '+se-u+ *e+a 'a- alas lis,+i* SMA4 a-alah: a Sia'*an Sia'*an ala, -an -an ahan )an& )an& meli'u,i meli'u,i 'la, 'la, aa/ ele*,+ ele*,+-a -a / 'alu/ 'alu/ mesin las las se+,a mea las.  9i-u'*an mesin las -en&an memu,a+ sa*la+ 'a-a a&ian ela*an& mesin 3 A+us )an& )an& -i&una* -i&una*an an D; -a+i -a+i 'anel a+us a+us A; A; -i+uah -i+uah *e D; melalui melalui ,+a6 ,+a6 las - Pilih Pilih a+us a+us # # am'e am'e+e +e e Pla Pla+i +i,a ,ass D;RP D;RP; ; 6 Pasan&*an Pasan&*an *lem *lem massa 'a-a *a,u *a,u 'si,i6 'si,i6 -an s,an& s,an& las 'a-a *a,u *a,u ne&a,i6 ne&a,i6 & Le,a**an Le,a**an en-a en-a *e+a *e+a 'a-a mea mea *e+a )an& ,elah -isia'* -isia'*an. an. h Guna*a Guna*an n helem helem las las a,au a,au *a3a *a3a ma,a ma,a las i Pasan& Pasan&*an *an ele*,+ ele*,+-a -a 'a-a 'a-a se,an se,an& & las las  La*u*an 'en&elasan sesuai ins,+u*si -a+i asis,en a,au 'en&a5as * Ma,i Ma,i*a *an n mes mesin in las las l Gulu Gulun n& *a *ael las las m e+sih e+sih*an *an +uan& +uan&an an *e+a *e+a n Kemali Kemali*an *an ala, ala, > ala, ala, 'a-a 'a-a ,em'a ,em'a,n) ,n)aa

!.1.2 Las O=i7 A?)t)(i0) )(:i0 8OA;

1. Ala, Ala, -an -an ah ahan an -is -isia' ia'*a *an. n. 2. Se,, Se,,in in ,e*a ,e*a

*e+a *e+a

















a. Ka,u' Ka,u' &as *si& *si&en en -an a3e,)l a3e,)lene ene 'a-a 'a-a ,+3h -iu* -iu*aa sehin&&a sehin&&a &as &as )an& ,e+'e+an&*a' -i-alam selan& -a'a, *elua+. . Ka,u' &as *si&en -an a3e,)lene 'a-a ,+3h -i,u,u'. -i,u,u'. 3. Ka,u' u,ama 'a-a ,aun& ,aun& *si&en *si&en -an a3e,)lene a3e,)lene -iu*a -iu*a.. -. Ka,u Ka,u' ' +e&ul +e&ula, a,++ *si& *si&en en -iu*a -iu*a -an -ia,u -ia,u++ 'a-a 'a-a ,e*ana ,e*anan n 2< 'si -an -an un,u* a3e,)lene -iu*a -an -ia,u+ 'a-a ,e*anan < 'si. ". Men) Men)al ala* a*an an A'i Las Las a. Ka,u' Ka,u' a3e,)l a3e,)lene ene 'a-a 'a-a ,+3h ,+3h -iu*a -iu*a.. . A'i 'a-a 'eman,i* -in)ala*an 'a-a uun& nle ,+3h. 3. Ka,u Ka,u' ' *si& *si&en en 'a-a 'a-a ,+3 ,+3h h -iu -iu*a *a 'e+la 'e+laha han0l n0lah ahan an hin& hin&&a &a men3a men3a'a 'aii 3am'u+an a'i ne,+al. $. Mem Mema,i* a,i*an an A'i Las Las a. Ka,u' Ka,u' *si *si&en &en 'a-a 'a-a ,+3 ,+3h h -i,u, -i,u,u' u' +a'a +a'a,. ,. . Ka,u' a3e,)lene 'a-a ,+3h -i,u,u' +a'a, hin&&a a'i 'a-a uun& uun& nle 'a-am. <. Gulun& *eel las #. e+sih*an ,em'a, *e+a

!.2

Pr*s):3r B)0:a K)r4a

















1.

Ala, -an ahan -isia sia'*an.

2.

Seelum Seelum 'e*e+ 'e*e+aan aan -imula -imulaii sia'* sia'*an an -an -an 'e+i 'e+i*sa *sa ala, ala, u,ama u,ama -an semua semua 'e+a 'e+ala,a la,an n an,un)a.

".

Guna Guna*a *an n Ala, Ala, 'elin 'elin-u -un& n& )an& )an& ,elah ,elah -ise-ise-ia ia*a *an/ n/ se'e+ se'e+,i ,i *a3a *a3a ma, alas/ alas/ a'+n a'+n// mas*e+ -an ,'en& ,ua.

$.

9uun& 9uun&*an *an Kael Kael 'a-a 'a-a se,an& se,an& las -an *ael *ael 'a-a 'a-a *elem *elem masaa masaa *e mesin mesin Las. Las.

Gambar &! (a *i+i 'ene'i, ele*,-a -an ( *anan *lem massa

<.

enen-aa *e+ *e+aa -i&a -i&a+i +iss -en& -en&an an 'en 'en&& &&+ +es es men mena a-i -i " a& a&ian ian..

Gambar &" &+es mena-i < a&ian

#. en-a *e+a -ile,a**an 'a-a mea *e+a. !. La*u*an 'en&elasan men&i*u,i &a+is )an& a-a sean)a* < &a+is -en&an 3a+a men)en,uh*an ele*,+-a *e en-a *e+a )an& e+sen,uhan -en&an mea *e+a/ sehin&&a memen,u* &ama+ se'e+,i -ia5ah ini :

















Gama+ 7# S'esimen Las SMA4

=. . Se,elah -ilas uan& *e+a* > *e+a* *e+a* 'en&elasa 'en&elasan n -en&an -en&an men* men** * a&ian a&ian )an& )an& -i las men&&una*an 'alu a&a+ hasil lasan ,e+liha, 7. Din& Din&in in*a *an n en en-a -a *e+a *e+a

















!.2.2 Las O=i A?>t)(i0) )((:i0 8OA; 8OA;

a Ala, Ala, -an -an ah ahan an -is -isia' ia'*a *an. n.  Seelum 'e*e+aan -imulai sia'*an -an 'e+i*sa ala, u,ama -an semua 'e+ala,an an,un)a. 3 Guna*a Guna*an n Ala, Ala, 'elin-un& 'elin-un& )an& )an& ,elah -ise-ia -ise-ia*an *an// se'e+,i se'e+,i *a3a ma,a alas/ alas/ a'+n/ mas*e+ -an ,'en& ,ua. - Kael 'a-a se,an& se,an& las las -ihuun& -ihuun&*an *an *e *u,u ne&a,i8e ne&a,i8e mesin mesin las. e u*a *+an *+an 'a-a 'a-a ,aun& ,aun& *si&en *si&en /*+an /*+an 'a-a 'a-a +e&ula,+ +e&ula,+ -i 'as,i*an 'as,i*an ,e+,u,u ,e+,u,u' ' -en&an ,e*anan 2Psi 6

u*a u*a *+an *+an +e&ul +e&ula, a,++ 'a-a 'a-a +e&ula +e&ula,+ ,+ *si *si&en &en -an -an a&e!lene sam'ai a&e!lene sam'ai -en&an ,e*anan *e+a  sam'ai < Psi

& Pa-a Pa-a mil- s,eel s,eel -i lu*is +i&i0+ +i&i0+i&i i&i las )an& )an& a*an -i*e+ -i*e+a* a*an an -an -en&an -en&an u*u+an )an& ,elah -i ,en,u*an h u*a u*a *+an *+an 'a-a 'a-a ,aun ,aun& & a&e!lene i

N)al N)ala* a*an an a'i a'i 'a'a-aa !o"&h -en&an !o"&h -en&an man3is se+,a a,u+ 'ene,+asi 'a-a a'i



en-a *e+a -i&a+is men&&una*an 'en&&+es mena-i " a&ian.

Gambar &$ &+es mena-i 1 a&ian



















* en-a en-a *e+a *e+a -ile -ile,a* ,a**an *an 'a-a 'a-a mea mea *e+a *e+a.. l

La*u*a La*u*an n 'en&ela 'en&elasan san men&i men&i*u, *u,ii &a+is &a+is )an& a-a sean) sean)a* a* " &a+i 'e+,am 'e+,amaa ,an'a men&&una*an ahan 'en&isi.

Gambar &% s'esimen OA4

m La*u*a La*u*an n 'en&el 'en&elasa asan n men&i* men&i*u,i u,i &a+is &a+is )an& )an& a-a sean)a sean)a* * < &a+is &a+is *e-ua *e-ua men&&una*an ahan 'en&isi. n Din& Din&in in*a *an n en en-a -a *e+ *e+a. a.

















BAB V PENUTUP

KESIMPULAN Pen&elasan a-alah '+ses 'en)amun&an -ua a,au leih l&am -en&an sume+ 'anas. Pa-a 'en&elasan memu,uh*an *eahlian -an *e,e+am'ilan se+,a 'en&alaman un,u* mem'e+leh hasil 'en&elaasan )an& )an& ai*. Dalam 'en&elasan memu,uh*an 'en&a,u+an a+us 'en&elasan/ ele*,+-a/ -an su-u, 'en&elasan se+,a enis a'i )an& -i&una*an ha+us -isesuai*an 'a-a 'a-a 'en&elasan a5

SARAN Pa*ailah 'e+len&*a'an *eselama,an *e+a seelum mela*u*an 'en&elasan. Pas,i*an lin&*un&an se*i,a+ an-a mela*u*an 'en&elasan ,i-a* a-a e* )an& mu-ah ,e+a*a+ -an mele-a*.

















DAFTAR PUSTAKA

1. .9. .9. Ams,e Ams,eaa-// Phil Philli li' ' %. Os,5a Os,5all-// M)+ M)+n n L. e&em e&eman an// Manu(a&!u"ng P"o&esses/ P"o&esses/ Se8en,h E-i,in/ Jhn 4ile)  Sns In3./ Ne5 +*/ 17!7. 2. %lem lemin&s in&s// M.; M.;.Sold(&a!on P"o&essng / Ne5 +* : M3G+a509ill/ 17!$ , 17!$ , ". 9a+sn 9a+sn  4i+) 4i+)su suma+ ma+,/ ,/ T Tshie shie O*umu+a/ O*umu+a/ Teknolog Pengelasan Logam/ Logam / ;e,a*an Keenam/ PT P+a-n)a Pa+ami,a/ Ja*a+,a/ J a*a+,a/ 177$. 3. Kal'a* Kal'a*ian ian// Manu(a&!u"ng Engnee"ng and Te&hnolog Te&hnolog// Thi+- E-i,in/ A--isn04esle) Pulishin& ;m'an)/ Ne5 +*/ 177<. 4. Mi*ell P. G+8e+/ 5undamen!als G+8e+/ 5undamen!als o( Mode"n Manu(a&!u"ng / P+en,i3e09all In,e+na,inal/ In3./ Ne5 Je+se)/ 177#. 6. Me Me!a !all 0and 0and#o #ook ok,, 7,h e-. @l. 1$ : 5o"mng : 5o"mng and 5o"gng. Me,al 5o"gng. Me,al Pa+*/ Ohi: ASM In,e+na,inal/ 17==. 7. Ta,a Ta,a Su+-ia/ Su+-ia/ Keni ;hii5a/ Teknk Penge&o"an Logam/ Logam / ;e,a*an Ke,uuh/ PT P+a-n)a Pa+ami,a/ Ja*a+,a/ 177#.

laporan akhir praktikum pengelasan.docx

Recommend Documents