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    Article

    Effect of Pre-ratcheting on Tensile Properties of Micro-alloyed 2.25Cr–Mo Steel at Ambient Temperature

    The ratcheting phenomenon leads to plastic strain accumulation in structural materials, specifically under variable load or pressure. This investigation focuses on the effect of accumulated plastic strain due ...

    R. S. Rajpurohit, J. K. Sahu in Transactions of the Indian National Academy of Engineering (2022)

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    Article

    Ratcheting Fatigue Behavior of Modified 9Cr–1Mo Steel at Room Temperature

    Fusion reactor components undergo asymmetric cyclic loading,that leads to a progressive increase in plastic strain and causes deterioration in life of engineering components. This investigation deals with fati...

    Prerna Mishra, R. S. Rajpurohit in Metals and Materials International (2021)

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    Article

    Ratcheting Fatigue Behaviour of Zircaloy-2 at 300 °C

    In laboratory, materials designed for engineering applications, specifically for fatigue, are generally tested under symmetrical cyclic loading (stress ratio, R = −1), but many structural components exhibit le...

    R. S. Rajpurohit, Prerna Mishra in Metals and Materials International (2021)

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    Chapter and Conference Paper

    Stress–Strain Behaviour of Modified 9Cr–1Mo Steel in Asymmetric Cyclic Stressing at Room Temperature

    Asymmetric cyclic stressing of structural components causes accumulation of known as ratcheting. It is an important factor in design of nuclear power plants as the accumulated plastic strain causes severe re...

    Prerna Mishra, R. S. Rajpurohit, N. C. Santhi Srinivas in Structural Integrity Assessment (2020)

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    Article

    Effect of Ratcheting on Tensile Behavior of Zircaloy-2 at Room Temperature

    Asymmetric cyclic loading, known as ratcheting fatigue, causes accumulation of cyclic plastic strain and reduces fatigue life of components. This investigation was undertaken to examine the effect of pre-ratch...

    R. S. Rajpurohit, N. C. Santhi Srinivas in Transactions of the Indian Institute of Me… (2018)