... beams, lifting equipment, method stub etc Q235b H beams HW wide flange type H shaped steel -- of size ... 588*300*12*20mm 1.good's information Material: Q235B,SM490, ... ,Q345 ,Q345B Type: Hot rolled and welding type HW wide one; HM medium one; HN narrow one.Application ... 300900*30090030016282433. real pictures for you Q235b H beams HW wide flange type H shaped steel -- of size ...