Electric hot-dipped galvanized steel grating
bearing bar:19*3,20*3...90*6mm
bearing bar pitch:12.5-100mm
cross bar pitch:38-
Electric hot-dipped galvanized steel grating
1.Comprehensive type and broadest range in dimension.
1.1 Material Q235 , or other equivalent material
1.2 Grating Conformity Standard: YB/T4001, ANSI/NAAMM-MBG531, BS4592, AS1657, JS3101
1.3 Grating Dimension
Load Bearing Flat Bar size | Thickness≥3mm, depth ≥19mm |
19X3,19X5,20X3, 20X5, 25X3, 25X4, 25X4.5, 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6…. | |
Pitch of Load bearding flat bars(mm) | 12.5,15, 20, 30, 30.6, 32.5, 34, 34.8, 35.3, 40, 60, 80…… |
Pitch of cross bars(mm) | 38.1, 50, 50.8, 70, 75, 80, 100, 101.6, 102…… |
The sizes and dimension is not limited to above.
1.4 Grating type: flat bar: plain type, plain I type, serrated type, serrated I type; cross bar: round type and square twisted type.
1.5 Finishing treatment: a. Galvanized, b. Untreated (black self-color), c. Painted
2. 11 sets of press welded (electro-forged welding) production lines creat largest production capability, flexible and controlled delivery to cater to the variety of needs of customers.
3. The high-tec techneque and equipment guarantee high quality of gratings. Most of machine were imported from Japan, Germany,Switzerland,etc.
4.usage: widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grate and in customized shapes per client's requirements.
