Thammachot, Narongsak, Department Material Engineering, Faculty of Engineering and Architecture, Rajamangala University of Technology Isan, Nakhonratchasima, Thailand

• Vol 32, No 3 (2022): July-September - บทความวิจัย ด้านวิศวกรรมศาสตร์ (Engineering Research Articles )
  Optimum factors between carburizing Temperature and Time in Hardening Big Knife by Pack Carburizing Process Using Periwinkle Shells as an Energizer
  Abstract  PDF