Click on the image to check the artwork
By certification 
The grating that the pitch between bearing bars is 30mm,is most widely used type in industrial field.
Among normal types,It has the strongest resistance to surface lash. The grating that the pitch between bearing bar is 40mm, Is the most economical and lightest type.Its the best choice for you on occasions that the clear span is small.
Among normal types,It has the strongest resistance to surface lash. The grating that the pitch between bearing bar is 40mm, Is the most economical and lightest type.Its the best choice for you on occasions that the clear span is small.