Browsing Master Theses by Advisor "Haftirman"
Now showing items 1-8 of 8
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Efek Temperatur Austenisasi terhadap Kekuatan Lelah Baja Karbon Martensit
(Universitas Sumatera Utara, 2005)Medium carbon steel is widely used in engineering application, for example as a shaft, engine, and building conshuction. The design of shafts using medium carbon steel, for example, needs fatigue strenglh dat4 before or ... -
Kekuatan Lelah Baja HQ 705 dan Baja Thyrodur 1730 di Lingkungan Kelembaban Tinggi
(Universitas Sumatera Utara, 2006)Lingkungan tempat baja digunakan sangat mempengaruhi umur pemakaian baja, lingkungan yang mempengaruhi baja menurut beberapa peneliti salah satunya adalah lingkungan berkelembaban tinggi yang menyebabkan terjadinya penurunan ... -
Kekuatan Lelah Baja Struktur pada Lingkungan Kelembaban Tinggi
(Universitas Sumatera Utara, 2005)The present paper describes the effect of high humidity environment to the fatigue strength of structural steels such as TEW6582 and EMS45. Fatigue tests were conducted on cantilever-type rotating bending fatigue testing ... -
Pengaruh Temperatur Tempering terhadap Kekuatan Lelah Material Baja Thyssen-6582
(Universitas Sumatera Utara, 2007)The purpose of this study is to examine the influence of the variation of tempering temperature on the fatigue strength of the steel material of Thyssen 6582. The tempering was first carried out for the fatigue test ... -
Prestasi Pahat Logam Karbida Berlapis Titanium Nitrida pada Pemesinan Kering Bahan Baja Paduan Kelas Tinggi Aisi 4337
(Universitas Sumatera Utara, 2006)The objective of the present research is studying the machinability of high grade steel alloy AISI 4337 under dry machining concept. The research consists of tool material selection and cutting condition for the purpose ... -
Stress Corrosion Cracking pada Material Baja Nirkarat Austenit di Lingkungan Larutan Fatty Acid (Asam Lemak) & Klorida Temperatur Tinggi
(Universitas Sumatera Utara, 2004)There are some of the corrosion shape that could occur on equipment as pitting corrosion, erosion corrosion, LMF corrosion, Microbiocide induce corrosion, Stress corrosion cracking (SCC), etcetera. Mostly of corrosion ... -
Stress Corrosion Cracking pada Material Baja Nirkarat Austenit di Lingkungan Larutan Glycerol & Klorida Temperatur Tinggi
(Universitas Sumatera Utara, 2004)Stress Corrosion Cracking (SCC) is a kind of material failure which is commonly found at pressure vessel and pipes. Fracture is taken place as the result of the combined and synergistic interaction of mechanical stress, ... -
Studi tentang Pertumbuhan Retak Fatik Aluminium A6063-T6 pada Pembebanan Mode Campuran
(Universitas Sumatera Utara, 2007)This research study about the fatigue growth behavior the material aluminum alloy 6063-T6 under mixed mode loading. The specimen is made by Compact Tension Shear (CTS) uses loading device, the between axis of loading crack ...