... 4.Application:Building,Construction,Bridge,Making equipments 1.h beam 2.Material:Q235B/SS400 3.Size: ... mm 4.Application:Building,Construction,Bridge,Making equipments1. h beam2. Material: Q235B/SS4003. Size:The follow ... :--- If bear the same press, then the H Beam can save 10%-15% material.--- You ... trains, automobiles and tractors also will use the H Beam.---Frame Structure in marine and mechanical area ...