Specifications
1. Supplier of complete grating equipments
2. Full ranges of gratings
3. Supplier of top 500 companies
4. Capability 6000M/T

Products Description:
1) Bearing Bar (Load Bar) Specifications (mm):
The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 9; The specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.

2) Bearing Bar Pitch (center to center):
12.5 to 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended, America standard is available.

3) Cross Bar Pitch (center to center):
From18.5 to 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.

4) Material:
Mild Steel (Low Carbon Steel) or Stainless Steel

5) Surface Treatment:
Untreated, Painting or Hot Dipped Galvanizing

6) Steel grating standards:
A) China: YB/T4001.1-2007
B) U. S. A.: ANSI/NAAMM (MBG531-88)
C) U. K.: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS

7) Hot Dipped Galvanizing Standards:
A) China: YB/T 13912-2002
B) U. S. A.: ASTM A123