window frames,steel window,window scantlings,Thickness:0.5-2.0mm,The Size can require the same with purchase,lenght:2-12mm window frames ... ,steel window,window scantlings,Thickness:0.5-2.0mm,The Size can require the same with purchase,lenght:2-12mm,steel materials ... :SGCC,DX51D+Z,SPCC DESCRIPTIONSize(mm)Thickness(mm)Length(mm)window frames-U28*28*280.5 ...