Steel Grade as per JIS G3101 SS400, ASTM A36, EN 10025 S275JR,
GB700 Q235B, Q345B etc.
Size:41mm*21mm or 41mm*41mm back to back 41*41mm, 41*62mm, 41*82mm
Thickness:1.5mm, 2.0mm, 2.5mm , 2.7mm, 3.0mm
Length:10 and 20 feet(3m, 5.8m, 6m ), or as customer'...
Products: side channel blower,
5.1 channel speakers