teknik pengelasan kapal 1

TEKNOLOGI LAS KAPAL
II.4.5. Las Ikat .................................................................................... 236
II.4.6. Persiapan Pengelasan............................................................. 237
II.4.7. Kondisi – Kondisi Pengelasan ................................................. 240
II.4.8. Lingkungan Kerja Pengelasan................................................. 242
II.4.9. Posisi Pengelasan ................................................................... 242
II.4.10. Penanganan Elektrode Terbungkus / Bersalut ........................ 243
II.4.11. Deformasi Las.......................................................................... 245
II.4.12. Cacat – Cacat Las ................................................................... 248
RANGKUMAN ...................................................................................... 254
LATIHAN SOAL ..................................................................................... 255
BAB. III. TEKNIK PENGELASAN
III.1. TEKNIK PENGELASAN BUSUR LISTRIK ............................. 262
III.1.1. Penanganan Mesin Las Busur Listrik Arus Bolak - Balik ........ 262
III.1.2. Persiapan Peralatan Dan Alat Pelindung................................ 265
III.1.3. Penyalaan Busur Listrik .......................................................... 268
III.1.4. Pengelasan Posisi Datar......................................................... 269
III.1.5 Pengelasan Tumpul Posisi Datar............................................ 275
III.1.6. Pengelasan Tumpul Kampuh V Posisi Datar dengan Penahan
Belakang ................................................................................. 277
III.1.7. Pengelasan Sudut Posisi Horisontal ...................................... 282
III.1.8 Pengelasan Vertikal ................................................................ 285
III.1.9. Pengelasan Sambungan Tumpul Kampuh V dengan Penguat
Belakang ................................................................................. 293
III.1.10. Pengelasan Sudut Vertikal (Keatas dan Kebawah) ................ 298
III.1.11. Pengelasan Lurus Posisi Horisontal ....................................... 303
III.1.12. Pengelasan Tumpul Posisi Horisontal dengan Penahan
Belakang ................................................................................. 307
III.1.13. Pengelasan Konstruksi ........................................................... 313
III.2. TEKNIK PENGELASAN GMAW / FCAW ................................ 319
III.21. Penanganan Peralatan Las Busur Listrik dengan Gas
Pelindung CO2 ........................................................................ 319
III.2.2. Penyalaan Busur dan Pengaturan Kondisi Pengelasan ......... 322
III.2.3. Pengelasan Lurus ................................................................... 323
III.2.4. Pengelasan Posisi Datar......................................................... 330
III.2.5 Pengelasan Sambungan Tumpul Posisi Datar dengan
Penahan Belakang.................................................................. 331
III.2.6. Pengelasan Sambungan Tumpang pada Posisi Horisontal.... 333
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