1.full range in type and dimention 2.applicable steel equipment 3.excellent quality of steel grating 4.reasonable price The plain galvanized platform sheet commonly used on bridge,refinery ,power plant,Sewage treatment plant and so on.Description:1) Bearing bar specification: 20 x 3 to 100 x 62).Bearing bar pitches maybe 12.5,15,25,30,34,40,50,60,80mm,of which 30 and 40mm are recommended.3).Corss ...