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. It is the best choice for you on occasions that the clear span is small.
The grating that the pitch between bearing bar is 60mm and the pitch between cross bars is 50mm is developed specially for mining industry. It solves the problem of mineral splash on the plate. So it is often appointed to use in processing works, of mining industry.
The grating with the pitch of 30mm between bearing bars and of 76mm between cross bars is the most popular type used home and abroad. It is proper for many applications such as walkways, platforms, etc.
Advantages
high strength and light structure
Powerful anti-corrosion, durable and long working life
Beautiful appearance, bright surface
No dirt-rain-snow deposit, automatic cleaning, easy maintenance
Good ventilation, day-lighting, heat-dispersing, resistant to sliding and explosion
Easy installation and disassembly