... , beams, lifting equipment, method stub etc Q235b H beams HW wide flange type H shaped steel -- of size 588*300*12 ... ,Q235B,Q345 ,Q345B Type: Hot rolled and welding type HW wide one; HM medium one; HN narrow one.Application: Steel structure ... *300900*30090030016282433. real pictures for you Q235b H beams HW wide flange type H shaped steel -- of size 588*300*12 ...