![](http://img.hisupplier.com/var/userImages/2010-05/14/jhsteelgrating_085717725_s.jpg)
Black steel grating:
1. Material: carbon steel or stainless steel
2. Bearing bar from 20x3mm to 100x10mm/ I section from 25x5x3mm to 75x7x4mm
3. Bearing bar pitch:12.5mm,30mm,34.3mm,40mm,60mm or according to your requirement
Cross bar pitch: 30mm, 38.1mm, 50mm, 100mm or according to your requirement
4. General panel length: 5800mm, 6000mm, 6100mm
5. General panel width: 1000mm, 1100mm
6. Surface treatments: untreated, painted or hot dip galvanized
7.
Top: plain or serrated
![](http://img.hisupplier.com/var/userImages/2010-05/14/jhsteelgrating_085702294_s.jpg)