Mass Variation Effect of Teki Grass (Cyperus rotun...

Mass Variation Effect of Teki Grass (Cyperus rotundus) Composite Against Tensile Strength and Density Muhammad Rafiq Yanhar, A. Haris Nasution Department of Mechanical Engineering Islamic University of North Sumatera (Indonesia) Abstract. The primary purpose of this study is to determine the tensile strength using ASTM D638 – 02a type IVB and density of teki grass (Cyperus rotundus) composite. The production process is...

SIMULASI TEGANGAN PADA HELM INDUSTRI DARI BAHAN KO...

SIMULASI TEGANGAN PADA HELM INDUSTRI DARI BAHAN KOMPOSIT GFRP YANG MENDAPAT TEGANGAN INSIDEN  SEBESAR 24,5 MPa M. Rafiq Yanhar Jurusan Teknik Mesin, Fakultas Teknik, UISU Abstrak Penelitian ini mengetengahkan tentang verifikasi dengan menggunakan simulasi komputer dari pengujian helm industri dengan bahan komposit polimer GFRP yang mendapat beban impak kecepatan tinggi. Pemodelan helm dibuat dengan menggunakan software...

Correlation Between Tensile Test Specimen Surface ...

Correlation Between Tensile Test Specimen Surface Fault of Teki Grass (Cyperus Rotundus) Composite with Tensile Strength Muhammad Rafiq Yanhar, Abdul Haris Nasution Department of Mechanical Engineering, North Sumatera Islamic University, North Sumatera, Indonesia Email: mrafiqy7@gmail.com, Email: aharisnst@gmail.com Abstract This study aims to determine the correlation between composite tensile strength with surface photo of...

Effect of Addition of Composite Filler Volume on G...

Effect of Addition of Composite Filler Volume on Ganoderma Boninense Mushroom Against Tensile Strength, Modulus of Elasticity, and Filler Distribution Muhammad Rafiq Yanhar, Ahmad Bakhori Nasution, Siti Rahmah Sibuea, Abdul Haris Nasution Faculty of Engineering, Universitas Islam Sumatera Utara, Medan, Indonesia *Corresponding author E-mail: rafiq@ft.uisu.ac.id Abstract This study aims to determine the effect of increasing...

Fiber Laminate Adding Effect to Tensile Strength, ...

Fiber Laminate Adding Effect to Tensile Strength, Hardness, and Fault Surface of Teki Grass (Cyperus Rotundus) Composite Muhammad Rafiq Yanhar, Muksin R Harahap, Ahmad Bachori, Suhardi Napid, Istu Sri Poneni, Abdurrozzaq HasibuanFaculty of Engineering, Universitas Islam Sumatera Utara, Medan, Indonesia *Corresponding author E-mail: rafiq@ft.uisu.ac.id Abstract The aim of this research is to know the fiber laminate adding...

Karakteristik Penderita Dermatitis Autopi di RSUD ...

Karakteristik Penderita Dermatitis Autopi di RSUD Langsa dan RSUD Lubuk Pakam (Januari – Desember 2015) Siska Anggreni Lubis  Fakultas Kedokteran Universitas Islam Sumatera Utara   Full Text :...

Gambaran Faktor Resiko Hipertensi Berdasarkan Dera...

Ibnu Nafis Volume 6 Nomor 1 Juni 2017 Gambaran Faktor Resiko Hipertensi Berdasarkan Derajat Hipertensi di Puskesmas Medan Johor Tahun 2015 Siska Anggreni Lubis Fakultas Kedokteran Universitas Islam Sumatera Utara     Full Text : ...