Steel Channel 1.Exclusively for exporting 2.Enjoy a good reputation Steel Channel IntroductionPlace of Origin: China (Mainland) Brand Name: Ma Steel/LaiWu Steel/JinXi Steel, etc SpecificationSize: 5# to 40# Length: 6m,8m,10m,12m Technique: Hot Rolled/Cold RolledSurface Treatment: Coated/GalvanizedGrade: Q235,Q235B,Q345,Q345B,SS400,A36,A572,A992, etc.Standard: GB/BS/JIS/ASTM/AISI/DIN/EN, etc. ...