Material:Q235,Q195,Q345 Finished:black iron,HDG,spray paint length,width,thickness,height can manufacture as you request We have more than 10 years experience and specilized in all kinds of section steel , galvanized steel  in China, (U.C.Z channel purline steel , cold formed and deformed steel, angle bar, channel steel and galvanized steel) We can do all kind of structural steel as your requirements, we can quote you best price in best quality;