Penambangan batubara merupakan komponen berpengaruh dalam menunjang ketersediaan energi yang umumnya dilakukan secara terbuka (open pit) sehingga terbentuknya air asam tambang. Logam berat yang ter…
This research discusses "Development of Blacksmith Craftsmen in Limbang Jaya Village, Tanjung Batu District, Ogan Ilir Regency, 2010-2021". The aim of this research is to determine the development …
The transport tank is a horizontal type of pressure vessel used to transport LPG in the oil and gas industry. LPG transport tank pressure vessels result in fatigue in the pressure vessel so fatigue…
The focus of this research is iron sand processing, iron sand processing activities to be processed using a jig. One of the tools commonly used to separate minerals resulting from repetitive motion…
This study aims to analyze the cost structure and level of technical efficiency and determine the relationship between the cost structure and the level of technical efficiency in the iron and steel…
This research compares the methods of iron metal analysis Fe2+ ions using visible spectroscopy and concentration cell potentiometry. The visible spectroscopy method needs to be verified, and the po…
Mineral processing activities are activities to increase the value of minerals. One of the tools commonly used is the Sluice box by using the principle of differences in specific gravity. The appli…
This study aims to analyze the influence of dimensions in the manufacture of artificial aggregates made from fly ash using heating techniques. This aggregate is made by combining several other mate…
Pemanfaatan struktur sandwich alumunium dengan lapisan skin besi telah meningkat pesat di industri Indonesia, terutama dalam manufaktur dan penelitian bahan. Material struktur sandwich menarik perh…
This study aims to determine the effect of cutting parameters on screw geometry in the turning process. Data was collected using descriptive analysis techniques. The results showed that the differe…
Zat tanin merupakan salah satu jenis inhibitor yang dapat digunakan untuk menghambat laju korosi, salah satu jenis inhibitor alami yaitu teh. Inhibitor yang digunakan dalam penelitian ini ada dua j…
Corrosion is material damage due to electrochemical reactions between the material and its environment. This study used medium carbon steel A36 as a test specimen, mango Mangifera foetida leaves as…
Metode penelitian yang digunakan pada penelitian ini adalah metode eksperimen yang bertujuan untuk menguji pengaruh dari media pendingin Tubeless tire fluid terhadap laju korosi yang telah melalui …
Aluminum-Lithium Alloys Process Metallurgy, Physical Metallurgy, and Welding provides theoritical foundations of the technological processess for melting, casting, forming, heat treatment and weldi…
Normalizing is the process of heating steel to the austenite phase, and cooling it in open air to 27°C. Thus causing the structure in the material to change initially due to loading. In this study…
Dalam dunia konstruksi saat ini, para insinyur dihadapkan pada semakin banyaknya tantangan untuk menciptakan struktur yang semakin kuat. Ini dipengaruhi dengan semakin banyaknya bangunan-bangunan k…
Fatigue is a process of permanent progressive localized structural change in a material that occurs due to repeated stresses and strains below the acceptable stress limit for the material and at a …
This study discusses the fatigue resistance of leaf spring construction steel with repeated torsion loading. In this test, the leaf spring steel is stressed repeatedly in order to get the required …
Fabrication of Polyethersulfone (PES) membrane by adding Tin Dioxide (SnO2) using the flatsheet method. In this study, the effect of the addition of SnO2 will be analyzed to determine the mechanica…
Pasir besi berada pada urutan ke empat terbanyak unsur yang membentuk bumi. Penyebaran pasir besi di Indonesia terdapat di Pulau Sumatera, Jawa, dan Sulawesi. Pasir besi merupakan sumber besi yang …
Iron sand is sand consisting of grains of sand containing magnetic elements of iron and some other minerals, so that the amount of iron content in the grains of sand is not the same. Iron sand is o…
Iron sand is a sand deposit that contains various minerals, including the mineral hematite (Fe2O3) which is one of the materials used in the manufacture of concrete reinforcing steel. The level of …
Malleable cast iron is cast iron that has excellent forging properties. Malleable cast iron is the result of heat treatment of white cast iron, so that cementite is decomposed to form graphite in t…
Iron sand in Indonesia is an abundant resource but its use is still very minimal, so that iron sand is considered a natural resource that is less economical and its utilization is not optimal. Whil…
This study aims to determine the highest value in steel materials low carbon using SMAW type welding machine, using the X junction, which distinguishes the use of ampere current variations (100 A, …
Corrosion is defined as a color change, quality degradation, destructive phenomenon of a material as a result of a chemical and electrochemical reduction-oxidation reaction between a material and v…
This study aims to determine the effect of variations in tempering temperature on the quenching process on the hardness level of ST 37 steel. The research method used is an experimental method. Spe…
Quenching merupakan salah satu proses untuk meningkatkan kualitas kekerasan produk baja khususnya pada permukaan baja, di suhu austenit. Tujuan penelitian ini untuk mengetahui apakah variasi tingka…
Penelitian ini menggunakan variabel pengalaman praktik industri (X1), prestasi akademik (X2) kesiapan kerja mahasiswa (Y), jenis penelitian asosiatif. Populasi penelitian adalah mahasiswa pendidika…