List of Articles Open Access Article Abstract Page Full-Text 1 - Investigating the Reason for Compressor Gearbox Gear Failure in Arfa Iron and Steel Company using Analytical and Fracture Studies Mahdi Ebrahimzadeh Ali Galehdari Open Access Article Abstract Page Full-Text 2 - Effect of Burr Grinding on Fatigue Strength of Steel Butt-Welded Connections Abbas Fadaei Annette Betkhoodu Open Access Article Abstract Page Full-Text 3 - Development of Thermal and Structural Deformation Model to Predict the Part Build Dimensional Error in Fused Deposition Modeling K. Chockalingam M. Karthic N. Jawahar Open Access Article Abstract Page Full-Text 4 - Preliminary Analysis of the Cladding Mechanical Behavior of a Nuclear Superheat Boiling Water Reactor Majid Bahonar Gholamreza Jahanfarnia Morteza Gharib Open Access Article Abstract Page Full-Text 5 - Vibration Analysis of 2-PR(Pa)U- 2-PR(Pa)R New Parallel Mechanism Mehran Mahboubkhah Sajjad Pakzad Morteza Homayoun Sadeghi Mir Mohammad Ettefagh Open Access Article Abstract Page Full-Text 6 - An Experimental Investigation on Comparison of the Similar and Dissimilar Resistance Spot Welding of St12 and Galvanized Steel using Design of Experiments Mahmoud Moradi Hadi Abdollahi Ali Khorram Open Access Article Abstract Page Full-Text 7 - Experimental Investigation of Maximum Achievable Convolution Height of Metallic Bellows in Hydroforming Process Mehdi Safari Younes Ghadiri Open Access Article Abstract Page Full-Text 8 - Forecasting Operational Parameters of a Solar Space Heating System using a Novel Multistage Artificial Neural Network Farnaz Jamadi Behnam Jamali Open Access Article Abstract Page Full-Text 9 - The Aerodynamic Effects of the Blade Lean on a High-Aspect-Ratio Transonic Axial Flow Rotor Mansour Asghari Mohsen Agha Seyed Mirzabozorg Mahmood Adami Open Access Article Abstract Page Full-Text 10 - Application of Topology Optimization in Design of Stem Profile in Hip Implants Using Finite Element Method Mohammad Reza Niroomand Farzad Boroomand Open Access Article Abstract Page Full-Text 11 - Novel Aspect of Composite Sandwich Fairing Structure Optimization of a Two Stages Launch Vehicle by Using MDO Independent Subspace Approach Foozie Morovat Jafar Roshanian Ali Mozaffari Hadi Zaare Open Access Article Abstract Page Full-Text 12 - The Effects of Joint Clearance on the Dynamics of the 3-RPR Planar Parallel Manipulator Seyyed Mojtaba Varedi-Koulaei Mahdi Bamdad Open Access Article Abstract Page Full-Text 13 - Experimental Study on Magnetic Abrasive Honing of Inner Surface of Tube AISI304 Hamzeh Shahrajabian Masoud Farahnakian Payam Saraeian Open Access Article Abstract Page Full-Text 14 - Optimization The High Speed Machining of Hardened AISI 4140 Steel Using Vapor Deposited Cutting Tools (Wear and Roughness) Mehdi Jalali Azizpour Ata Fardaghaie