full range in type & dimension
largest production capability
reliable manufacturer (a state-owned company)
best price
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 type: flat bar: plain type, plain I type, serrated type, serrated I type; cross bar: round type and square twisted type.
1.4 Finishing treatment: a. Galvanized, b. Untreated (black self-color), c. Painted
2. 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. Capable design can make grating customized according to site requirement.
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…… |
