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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.
ARTICLEOct 19, 2026
Welding Fume Exposure: What the OSHA/EU Limits Mean
Welding fume exposure limits explained: how OSHA and EU limits work for chromium VI, manganese and total fume, and what to do beyond the numbers.
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