C Steel Channel Specifications Name: Channel steel Standard: GB/ASTM/JIS Grade: Q195,Q215,Q235,Q345 Certification: ISO900 C Steel Channel StandardAISI, ASTM, BS, DIN, GB, JIS, etcGradeQ195,Q215,Q235, Q345, etcThickness1.0-8.0mmWidth30-350mmDepth15mm-100mmLip Width10-20mmWeight0.912-43.588kg/mSurface FinishedBlack or Galvanized