In-depth articles on metallurgy, materials science, and metal processing — written for engineers and learners alike.
Complete technical guide to TIG (GTAW) welding metallurgy. Covers arc physics, shielding gas selection, filler metal compatibility, polarity, weld pool behaviour, and quality defects.
Detailed technical guide to the heat-affected zone (HAZ) in steel welds. Covers CGHAZ, FGHAZ, hardness gradients, cold cracking susceptibility, preheat calculation, and NACE limits.