... MaterialQ235B China Standard steelPurlinC or Z section steelBracecross support, angle brace, brace between purlin/column/beamBoltanchor,ordinary,high strenght ... column, H-shape steel and Z-shape purlin, shoring, cross bracing, tie-bar, intercolumniation, sandwich panels, glass wool panels, ... , with adequate spare parts3.rich experience Management capacity . Product pictures Certificates: Organization: