Triyono is a Professor in Mechanical Engineering Department, Sebelas Maret University, Surakarta, Indonesia. He obtained a PhD in mechanical engineering from Gadjah Mada University Yogyakarta Indonesia in 2012. He has published more than 70 peer-reviewed journal and conference papers. His research interests include metallurgy, failure analysis, and welding and joining technology. He is a welding engineer and has a welding engineer certificate issued by JWES (Japan Welding Engineer Society).