Corrugated bar gratings [type A]

The corrugated bar grating is often used in the petrochemicals and offshore industry. This type of grating is standard for well-known companies such as SHELL and AKZO Nobel. It is used for walkways but also for structures that are subject to extremely heavy loads, for example as a result of heavy traffic.

The Type A grating is constructed from bearing bars with a centre-to-centre spacing of 38 mm for a thickness of 3 mm or centre-to-centre spacing of 40 mm for a thickness of 5 mm. The corrugated bars are connected to the bearing bars with a spot-weld joint.


  • bearing bars are available in 25x5, 30x5, 40x5, 50x5, 60x5, 70x5, 80x5, 90x5, 100x5 110x5 and 120x5 mm
  • corrugated bars are available in 2 and 5 mm thicknesses
  • maximum bearing bar length is 6,000 mm
  • maximum width is 1,560 mm
  • gratings are available smooth and in single or double anti-slip

The corrugated bar gratings can be supplied with an antislip serration on both the bearing and the corrugated bars.


Sizes gratings type A

Load table type A

Point load table type A