Perbandingan sifat mekanis dan evolusi struktur mikro pada pengelasan manual dissimilar joint pelat baja antara baja hy80 dan baja tahan karat dupleks ss 2205 dengan dua elektroda yang berbeda = Comparison of mechanical properties and evolutionary of micro structures in dissimilar joint steel plates between hy-80 steel and ss-2205 duplex stainless steel with two different electrodes.