Items where Author is "Adi Purnama"
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Thesis
Adi Purnama (2021) PENGARUH VARIASI KECEPATAN PENGELASAN DAN KEDALAMAN PEMAKANAN TERHADAP KUAT GESER DAN STRUKTUR MAKRO SAMBUNGAN FRICTION STIR WELDING DISSIMILAR HIGH DENSITY POLYETHYLENE (HDPE) - POLYPROPYLENE (PP). S1 thesis, Universitas Muhammadiyah Yogyakarta.