In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.
Technical guide to magnesium alloy corrosion. Covers negative difference effect, galvanic corrosion with aluminium and steel, micro-galvanic attack at intermetallics, conversion coatings, and PEO surface treatment.
Technical guide to steel wire drawing metallurgy. Covers patenting (lead bath treatment), drawing die materials and angles, pearlite colony alignment, true strain, and wire rope construction and fatigue.
Technical guide to digital image correlation (DIC) for full-field strain measurement. Covers speckle pattern preparation, subset correlation algorithms, applications in tensile testing, fracture mechanics, and weld deformation mapping.
Technical guide to electroplating metallurgy. Covers nucleation and growth of deposits, Faraday’s law, grain structure of Ni/Cr/Cu deposits, internal tensile and compressive stress, adhesion failure mechanisms, and thickness measurement.
Technical guide to laser powder directed energy deposition (DED) for cladding and repair. Covers dilution control, solidification microstructure, powder alloy selection for corrosion/wear, HAZ effects, and turbine blade tip repair.
Technical guide to phase field modelling for microstructure simulation. Covers Allen-Cahn and Cahn-Hilliard equations, CALPHAD coupling, dendritic solidification, grain growth simulation, and MICRESS/Thermo-Calc applications.
Complete guide to weld procedure qualification per ISO 15614-1. Covers essential variables, test weld execution, required mechanical tests (tensile, bend, Charpy, hardness), and range of qualification approval.
Comprehensive guide to hydrogen in steel. Covers absorption sources, lattice diffusion vs trapping, reversible/irreversible traps, HEDE and HELP mechanisms, and practical prevention in welding and electroplating.
Technical guide to liquid metal embrittlement (LME). Covers atomic bonding mechanism, classic LME systems (Hg-brass, Ga-Al, Pb-steel), grain boundary penetration, temperature and stress requirements, and industrial prevention.
Comprehensive guide to metallurgical failure analysis methodology. Covers the systematic investigation process, SEM fractography, fracture mode identification, metallographic examination, root cause determination, and corrective action specification.