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  1. No Access

    Article

    Investigation of Hardness, Microstructure, and Process Temperature in the Internal Gear Flow-Forming Process

    The advantages of the flow-forming process, such as excellent mechanical properties, simple tools, and the need for low forming force, have led to the increasing use of this process in various industries, espe...

    M. Khodadadi, K. Khalili, A. Ashrafi, F. Kolahan in Experimental Techniques (2023)

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    Article

    Development of Aluminium-Nanoclay Composite by Using Powder Metallurgy and Hot Extrusion Process

    It is well-known that Al matrix nanocomposites are always more expensive compared to conventional materials. In this study, the Al matrix composite containing montmorillonite Nanoclay reinforcement has been sy...

    V. Gholipour, M. Shamanian, A. Ashrafi, A. Maleki in Metals and Materials International (2021)

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    Article

    Effects of Nd:YAG Pulsed Laser Welding Parameters on the Electrochemical Corrosion Properties of Carbon-Coated 316L Foils in a Simulated PEMFC Environment

    Recently, PEM fuel cell bipolar plates made of carbon-coated AISI 316L austenitic stainless steel have attracted a lot of attention. Parameters suitable for Nd:YAG pulsed laser welding on the lap joint were ev...

    M. R. Pakmanesh, M. Shamanian, A. Ashrafi in Transactions of the Indian Institute of Metals (2020)

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    Article

    Corrosion Behavior of Ultra Fine Grain Copper Produced by Accumulative Roll Bonding Process

    In this study the effect of microstructure changes on the corrosion behavior of pure tough pitch copper in 3.5 % NaCl solution with pH = 5.5 at ambient temperature was studied. Accumulative roll bonding proces...

    A. Nikfahm, I. Danaee, A. Ashrafi… in Transactions of the Indian Institute of Me… (2014)