Channels

Plate thickness T (mm) 3 4 5 6 8 10 12 15
Minimum leg length A (mm) 20 25 30 35 55 70 80 85
Minimum leg length B (mm) 25 35 35 40 55 75 90 100
Maximum length (m) 2.5 3 3 3 3 3 2.5* 1.5*