... S275JR, S355JR, Q235, ss400, Q345 Size: From 20 x 20mm to 200mm x 200mm Angle, corner, iron rolled angle, angle steel, angle ... ss400, Q345Size: From 20 x 20mm to 200mm x 200mmThickness: From 2mm to 24mmStandard:Hot rolled equal /unequal leg angle steel:GB/T9787 ... -1988Carbon Construction Steel:GB/T700-2006 hot rolled equal-leg angle steel