... ISO9001:2008 Heavy load machine welded With flat even surface High strength & light structure Low Lost Serrated Galvanized Steel Grating Heavy specification: ... galvanizing plant. Galvanized Steel Grating Forklift truck strappinp packaging Load Bearing Flat Bar sizeThickness≥3mm, depth ≥19mm19X3,19X5,20X3 ... 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6….Pitch of Load bearding flat bars(mm)12.5,15, 20, 30, ...