... *14.5mm 3.High quality 4.short term delivery 5.10 years' experience Detailed Product Description: steel channel Standard:GB,ASTM,JIS,DIN ... , S235JRG1, Q235, Q345Standard:GB,ASTM,JIS,DIN,BS4.5mm -400*104*14.5mmLength5.8M, 6M, 8M, 9M, 12M ... , Eastern Europe, Northern Europe, Southern Europe and other international markets. steel channel