Critical temperature minimal values based on Eurocode 1993-1-2 can be used: For profiles with Class 1, 2 and 3: • 500 °C for members with class 1 2 or 3 subject to bending and/or axial compression (columns) . • 540 °C for isostatic beams and tension members. • 570 °C for hyperstatic beams.
For profiles with Class 4: • 350 °C
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