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In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.

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Steel & Ferrous Metallurgy

Ultra-High Strength Steels: 4340, 300M, AerMet100, and Their Heat Treatment

Technical guide to ultra-high strength steels (UHSS). Covers 4340, 300M (200 ksi), AerMet100 and AF1410 — composition, vacuum melt, heat treatment, fracture toughness, and aerospace/defence applications.

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Alloy Design

Maraging Steels: Ultra-High Strength Through Intermetallic Precipitation

Comprehensive guide to maraging steels. Covers 18Ni grades, intermetallic precipitation mechanism (Ni₃Mo, Ni₃Ti), simple heat treatment, properties, weldability, and aerospace/tooling applications.