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Technical welding articles and guides.
4 articles
COMPARISONOct 28, 2026
304 vs 316 Stainless Steel: Welding Differences
304 vs 316 stainless welding explained: chemistry, filler choice, sensitization, ferrite, hot cracking, corrosion and fume safety for picking the right grade.
ARTICLEOct 21, 2026
Preheating and Interpass Temperature Control Guide
Learn how preheat and interpass temperature welding limits work: why steel is preheated, how minimums are set, where maximums apply, and how to measure them.
ARTICLEOct 20, 2026
Understanding the Heat-Affected Zone (HAZ) in Welding
Learn what the heat affected zone in welding is, how its microstructure forms, what can go wrong in steel, stainless and aluminium, and how to control it.
GUIDEJul 15, 2026
Welding Metallurgy Basics
Learn welding metallurgy basics: heat input, the heat-affected zone, phase changes, hydrogen cracking, preheat, and how to control weld quality.