Eriek Wahyu Restu Widodo 1 , Suheni 2 1,2 Jurusan Teknik Mesin, Fakultas Teknologi Industri Intitut Teknologi Adhi Tama Surabaya, Jl. Arief Rahman Hakim No.100 Surabaya, 60117 Email: [email protected] ABSTRACT A properly welding parameters’ choice determine the result, such as current and grove. That was caused by the differences of current and grove which resulted…