galvanised steel cable tray,HDG cable tray width :100,200,300,450,600mm depth:15,35,50mm HDG ,zinc plated , powder coated galvanised steel ... cable tray,HDG cable traywidth :100,200,300,450,600mmdepth:15 ... -50mm-80mm-100mm4) Length, 2440mm,3000mm,6000mm5) Hot dipped galvanised finish after fabrication carbon steel based on BSEN ISO 1461 ...