... erection of the Prefabricated(pre-engineered) Steel Building,Space Frames, Portable Cabins, Tubular Steel Structures,basic building elements( ... Steel Building,Space Frames, Portable Cabins, Tubular Steel Structures,basic building elements(built-up welded H-section , ... Design Software:AutoCAD,PKPM,MTS,3D3S, Tarch, Tekla Structures(Xsteel)V12.0.etcPackagingSteel structural packaging details:According ...