PrefaceChapter 1: Properties and Processing Technologies of Structural MetalsMicrostructure Evolution and Hardness Properties of Nodular Cast Iron for Varying Tempering TimeMicrostructure Refinement by Austenizing and Tempering in Low Alloy Carbon Steel CastingAnalysis of the Effect of Time on Tensile Strength and Hardness of Electroplating Method Using Nickel on Aluminum 7075Comparison of Microstructure, Yield Strength, Tensile Strength, and Modulus of Elasticity between Gray Cast Iron and Nodular Cast IronCorrosion Resistance Analysis of Al-Cu, Al-Zn and Al-Cu-Zn AlloysHydroxyapatite Effect on the Corrosion Rate of AMC Al-Zn by Powder MetallurgyAluminum Oyster Mushroom Frying Surface Quality Improvement through AnodizingSecondary Material Casting of Al-Si for Making Handle Brake in Variation of DuctThe Effect of Finishing Allowance and Milling Methode on Surface Roughness in the Finishing Process of Al5052 and Al7075Mechanical Properties and Microstructure Evolution of Double-Sided Friction Stir Welding AA6061-T6Optimization of Quench Polish Quench (QPQ) Coating Process Using Taguchi MethodStudy of the Effect on Friction Welded Surface on Copper Aluminium JunctureWear Behavior and Wear Worn Surface Analysis on Hardox SteelOptimization and Performance of Laser Machining on Domex SteelChapter 2: Cryogenic Treatment of MetalsInvestigation of Cryogenic Thermal Conductivity of AA7115 Subjected to Various Heat TreatmentsImpact of Single and Duplex Cryogenic Jets on Mechanical and Physical Characteristics in Turning of Titanium SuperalloysInfluence of Cryogenic Behaviour on Copper Electrode for Non-Conventional EDMStir Casting and Successive Rolling of Aluminium Alloy 2218 MMCs Reinforced by High-Entropy Alloy ParticlesChapter 3: Biomaterials and Wastewater TreatmentRemoval of Mercury (II) by Adsorption in Aqueous Solutions with Pomegranate HusksProduction of High Carbon Composite from Catalytic Pyrolysis of Pisum sativum Peels for Methylene Blue Dye DecolorizationInsights into Drug-Loading Capacity of Bio-Zirconium Metal-Organic Frameworks Nanoparticles for Tetracycline Hydrochloride