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presentasi BESI COR
19
PENGETAHUAN BAHAN TEKNIK Kelompok 1 R. Arief Firmansyah F14080005 Dea Permata S F14080083 Oryza Sativa F14080047 Bintarjo Agus P F14080089 Edo Vernando F14080062 Rizqi Muhammad T F14080102 Nufzatussalimah F14080079 Fuad Insan M F14080125 Derry Riskawati F14080081 Bogor, 25 November 2009
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Transcript of presentasi BESI COR
PENGETAHUAN BAHAN TEKNIK
Kelompok 1R. Arief Firmansyah F14080005 Dea Permata S F14080083Oryza Sativa F14080047 Bintarjo Agus P F14080089Edo Vernando F14080062 Rizqi Muhammad T F14080102Nufzatussalimah F14080079 Fuad Insan M F14080125Derry Riskawati F14080081
Bogor, 25 November 2009
Besi Cor
Besi Cor:
Besi Paduan Unsur Pokok (Fe & C) Unsur Tambahan (Si, Mn, P & S) Besi cor dipadatkan membentuk tipe kubik (body-centered cubic lattice)
K
A
N
D
U
N
G
A
N
A
T
O
M
&
I
K
A
T
A
N
Struktur mikro
Pearlite
FerriteGraphite
Pearlite
F e r r i t e
Graphite
Proses Pembuatan Besi Cor
TAHAPAN PEMBUATAN
InokulasiPencairan
Material Treatment
Desulfurisasi
Penuangan
KLASIFIKASI BESI COR
Besi Cor Putih
(ledeburit + perlit)Besi Cor Meliert
(Ledeburit+perlit+grafit)Besi Cor Kelabu
(struktur perlit +ferit+ ledeburit+carbon)
Tabel Klasifikasi Besi Cor
Sifat Mekanik
Sifat Fisik
Sifat Kimia
Sifat mekanik
Elastisitas Batas Mulur Kekuatan Tarik ElongationTahan Aus
Comparative qualities of cast irons[1]
Name Nominal composition
[% by weight]
Form and condition
Yield strength [ksi (0.2%
offset)]
Tensile strength [ksi]
Elongation [% (in 2 inches)]
Hardness [Brinell scale]
Grey cast iron (ASTM A48)
C 3.4, Si 1.8, Mn 0.5
Cast — 25 to 60 0.5 180
White cast iron C 3.4, Si 0.7, Mn 0.6
Cast (as cast) — 25 0 450
Malleable iron (ASTM A47)
C 2.5, Si 1.0, Mn 0.55
Cast (annealed)
33 52 12 130
Ductile or nodular iron
C 3.4, P 0.1, Mn 0.4, Ni 1.0, Mg 0.06
Cast 53 70 18 170
Ductile or nodular iron
(ASTM A339)
— cast (quench tempered)
108 135 5 310
Ni-hard type 2 C 2.7, Si 0.6, Mn 0.5, Ni 4.5, Cr 2.0
Sand-cast — 55 — 550
Ni-resist type 2 C 3.0, Si 2.0, Mn 1.0, Ni 20.0, Cr 2.5
Cast — 27 2 140
Sifat Mekanik Besi Cor
Sifat Fisik
Machinability
Weldability
SIFAT KIMIA
Korosi
Pelapukan
Aplikasi besi corRantai
Puli
Mur
Baut
Pada silinder Blok
Roda Gigi
Velg Roda
suspension arm
Aplikasi Besi Cor
Standardisasi dan pengkodeanGrey Cast Iron
Meehanite Main Spec. GM400 GA350 GC275 GE200 GF150
Ref Spec. GM400 GA350 GB300 GC275 GD250 GE225 GE200 GF150
Taiwan CNS G3038 FC350 FC300 FC250 FC200 FC150
China GB 9439 HT350 HT300 HT250 HT200 HT150
japan JIS G5501 FC350 FC300 FC250 FC200 FC150
USAASTM A48M
400 A,B,C,D
350A,B,C,D
300/325A,B,C,D
275A,B,C,D
250A,B,C,D
255A,B,C,D
200A,B,C,D
150/175A,B,C,D
SAE J431B G4000 G3500 G3000 G2500 G1800
Europe
UK BS
En1561 EN-GJS-350EN-GJS-
300EN-GJL-
250EN-GJL-
200EN-GJL-100Germany DIN
France NF
ISO 185 350 300 250 200 150
Ductile Cast IronMeehanite Main Spec. SFF350 SF400 SP600 SH700 SH800
Ref Spec. SFF350 SFF400 SF400 SF420 SFP500 SPF600 SP700 SH800
Taiwan CNS G2118 FCD350 FCD400 FCD450 FCD500 FCD600 FCD700 FCD800
China GB 1348 QT400-18 QT400-15 QT450-10 QT500-7 QT600-3 QT700-2 QT800-2
Japan JIS G5502FCD350-
22FCD400-
18FCD400-
15FCD450-
10FCD500-7 FCD600-3 FCD700-2 FCD800-2
USAASTM A536 60-40-18 60-45-12 70-50-05 800-55-06 100-70-3 120-90-2
SAE J434C D4018 D4512 D5506 D7003 DQ-T
Europe
UK BS
En1563EN-GJS-350-22
EN-GJS-400-18
EN-GJS-400-15
EN-GJS-400-10
EN-GJS-500-7
EN-GJS-600-3
EN-GJS-700-2
EN-GJS-800-2
Germany DIN
France NF
ISO 1083 350-22 400-18 400-15 450-10 500-7 600-3 700-2 800-2
Terima Kasih
Good team work is the key for success
