aluminum perforated steel c strut channel 1.Professional manufacturer & exporter 2.CCC, ... repeatedly, wide usage range, flexible for installation. 1. Standard thickness: 1.5mm, 2mm, 2.5mm,2.75mm, 3mm 2. ... 41*25, 41*41,41*62,41*72,41*82Other sizes be produced according to customer’s drawing. Surface Finish: ... systems.Certifications:Reference Project Involved: aluminum perforated steel c strut channel