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Image of PENGARUH VARIASI ROOT GAP PADA SAMBUNGAN HASIL PENGELASAN SMAW (SHIELD METAL ARC WELDING) BAJA ST 40 TERHADAP SIFAT MEKANIK
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PENGARUH VARIASI ROOT GAP PADA SAMBUNGAN HASIL PENGELASAN SMAW (SHIELD METAL ARC WELDING) BAJA ST 40 TERHADAP SIFAT MEKANIK

MUHAMMAD AIDIL FITRIO - Personal Name; Dody Yulianto - Personal Name;

Pengelasan banyak digunakan pada konstruksi, termasuk bidang perkapalan. Penelitian ini bertujuan menguji pengaruh variasi root gap 0 mm, 1 mm, 2 mm, dan 3 mm pada sambungan las SMAW baja ST40 terhadap sifat mekanik. Pada metode pengambilan data dilakukan dengan cara menguji spesimen dengan alat uji impact, bending dan mikrostruktur. Berdasarkan dari hasil pengujian root gap 0 mm memiliki nilai terendah pada harga impact 0,366 J/mm2 dan bending strength 12,3 Mpa, dapat dibuktikan pada struktur mikro yang lebih dominan struktur fasa ferrite, seiring naiknya besar root gap hingga 3 mm maka dapat kita lihat nilai harga impact naik secara drastis hingga 0,725 J/mm2 dan bending strength 44,9 Mpa, dapat dibuktikan pada uji struktur mikro yang lebih dominasi struktur fasa pearlite, jadi dapat saya simpulkan pada penelitian ini bahwa semakin besar root gap yang digunakan hingga 3 mm maka sambungan las akan semakin kuat.


Availability
#
Teknik Mesin (FAKULTAS TEKNIK) Mesin 620.17 Muh p
ETD4249II
Available but not for loan - ETD
Detail Information
Call Number
Mesin 620.17 Muh p
Language
Indonesia
NPM
213310009
Publisher
Mesin : Universitas Islam Rau., 2026
Keyword(s)
Las SMAW
Variasi Root Gap
Baja ST 40
Other Information
Petugas
Ayu Agustina
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