| Standard |
GB |
| Grade |
carbon |
| Place of Origin |
Jiangsu China (Mainland) |
steel grating (1)high strength ,light weight. (2)Best price and quality (3)Fast delievery time (4)We are able to supply all standard size and also can design and produce according to your drawing and requirements. (5)Standard China:YB/T 4001.1-2007 USA:ANSI/NAAMM(MBG531-88) UK:BS4592-1987 Ausrralia:AS1657-1985 1,Bearing Bar pitch:12.5--100mm,we recommended 25 30 40 mm 2' Cross bar pitch :20--200mm,we recommended 50 60 76 100 mm 3'Sign of the shape of bearing bar F plain type S Serrated Type I I-shape type 4' Sign of surface treatment (1)Hot -dip galvanizin (2)Plainted (3)Untreated