This study uses an experimental method. which includes the turning process using pending media from guava leaf extract, then carried out with a corrosive testing process. The concentration of cooli…
Medium carbon steel has a carbon content of about 0.42% to 0.60%. In use, carbon steel is being used as a component of automobile axles, crankshafts, boiler rails. The purpose of this study was to …
This type of research is associative research with a quantitative approach which aims to determine the influence of the teacher's role and workshop facilities on the learning interests of students …
Penelitian ini adalah proses perlakuan panas (heat treatment) dengan menggunakan dua perlakuan, pack carburizing lalu dilanjutkan proses quenching. Pack carburizing merupakan salah satu jenis perla…
This study aims to describe equipment planning, describe the organizational structure of the workshop, find out the implementation of equipment management, describe the supervision of equipment man…
Steel material is a type of material that is often used, especially in the industrial sector because it has tough strength, and is economical. One of the steel materials is AISI 1045 steel which is…
Entrepreneurship is a process of creating something that has added value and economic value. interest is an urge to do something because there is a desire to achieve a certain goal, while Metal Cas…
Penelitian ini bertuuan untuk mengetahui pelaksaan dan kelayakan K3 di dalam bengkel teknik kendaraan ringan dan sepeda motor di SMK Negeri 1 Belitang Madang Raya. Penelitian ini merupakan peneliti…
This study aims to determine the effect of knowledge of occupational safety and health subjects (OHS) and learning outcomes on work readiness of students majoring in motorcycle business engineering…
MATA KULIAH PRAKTIK CNC SALAH SATU MK YANG WAJIB DIKUASAI OLEH MAHASISWA PROGRAM STUDI PENDIDKAN TEKNIK MESIN FKIP UNSRI. FAKTOR RENDAHNYA HASIL BELAJAR MAHASISWA DIKARENAKAN KESULITAN DALAM MENGIM…
BAJA ST 41 ADALAH BAJA KARBON RENDAH YANG DISEBUT JUGA BAJA LUNAK, BAJA INI MEMILIKI KANDUNGAN KARBON SEBESAR 0,08% - 0,20%. MATERIAL INI BANYAK SEKALI DIGUNAKAN UNTUK PEMBUATAN BAJA BATANGAN, TANG…
Common brass is an alloy of copper and zinc. Common brass hardness is very important in the world of machinery, with quenching treatment will affect the mechanical properties of common brass. This …
Baja ST 30 memiliki kandungan karbon kurang dari 0,30 % sehingga memiliki sifat yang lunak dan kekuatan yang lemah dibandingkan baja karbon menengah dan baja karbon tinggi. Quenching merupakan suat…
Inhibitor yaitu suatu zat yang jika ditambahkan dalam jumlah sedikit dapat menghambat laju korosi. Penelitian ini menggunakan inhibitor daun rambutan yang diberikan pada spesimen baja AISI 1045 den…
Quenching merupakan proses perlakuan panas dimana logam akan dipanaskan hingga berada di suhu austenit dengan pendinginan secara cepat. Penelitian ini bertujuan untuk mengetahui pengaruh media pend…
Penelitian ini bertujuan untuk mengetahui perbandingan kekuatan tarik, dan struktur mikro pada material baja karbon sedang AISI 1050 setelah dilakukan pengelasan GMAW dengan kampuh X dan arus listr…
This research uses an experimental method which includes a turning process by varying the type of tool and the concentration of papaya leaf extract coolant, then corrosion testing is carried out. T…
The development of the industrial world, especially in the material sector, has its own problems, especially the hardness of brass material. The hardness of the brass material needs to be increased…
A composite material is a material consisting of two or more material components, to produce new properties that are better than the previous material. The composite materials used in this study ar…
ABSRTAK Dengan pemberian cairan pendingin larutan tembaga serta larutan aquadhes pada saat proses quenching dapat memperlambat proses laju korosi Baja ST 37. penelitian ini menggunakan metode penel…
This research is motivated by corrosion that can occur at any time and cannot be avoided, especially in steel, but the corrosion rate can be controlled so that the workpiece can be used longer. Thi…
Jenis penelitian ini adalah penelitian asosiatif dengan pendekatan kuantitatif yang bertujuan untuk mengetahui pengaruh Karakteristik Wirausahawan dan Lingkungan Keluarga terhadap Minat Berwiraus…
STAINLESS STEELL ST-304 MERUPAKAN JENIS BAJA NON MAGNETIK TAHAN KARAT YANG MEMILIKI KOMPOSISI 0.042%C, 1.19%MN, 0.034%P, 0.006%S, 0.049%SI, 18.25%CR, 8.15% NI DAN SISANYA FE. TUJUAN PENELITIAN INI …
Quenching is one of the heat treatment techniques used to produce metals with a higher hardness level. This study aims to determine the effect of the addition of papaya leaf extract on the corrosio…
The research uses an experimental method which includes the welding process, which varies the seam distance and the current at the time of welding, then a tensile test is carried out. The variation…
This study aims to determine the effect of entrepreneurial motivation on interest in entrepreneurship in mechanical engineering eduation students of FKIP UNSRI. This rearch is an associative resear…
ABSTRAK Penelitian ini adalah penelitian eksperimen dengan tujuan mengetahui pengaruh perlakuan panas quenching pada zat pelambat karat dengan larutan tembakau terhadap laju korosi pada material Ba…
In common brass metal the zinc content is 15-37%, brass is commonly used as a substitute for copper as pipe fittings, nuts, musical instruments and shell bullets, connecting rods for pistons and sh…
This study used an experimental research type, in which experimental research was carried out by looking at the effect that occurred on the specimen. This research was conducted to determine the ef…