AWS D1.5:2025

M270M HPS690W / FC / 1.2≤HI<1.6 kJ/mm / 6≤t≤10 mm

This combination is available through the interactive preheat calculator. Enter your material, welding conditions and thickness to check the requirement.

AWS D1.5:2025

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D1.5:2025 reference data. Not affiliated with AWS or AASHTO.