Galvanized concrete serrated steel grating are anti-corrosive, resisting to acid and alkali.  Lightweight, great load-bearing capacity, on-slip and safe,  installation,  being economical of materials,being sturdy and durable, ventilation,  easy to clean and attractive appearance.
Steel Grating Specification
| No. | Item | Description |
| 1 | Bearing Bar | 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc |
| 2 | Bearing Bar Pitch | 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.  |
| 3 | Twisted Cross Bar Pitch | 38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc                          |
| 4 | Material Grade | ASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc |
| 5 | Surface Treatment | Black, self color, hot dip galvanized, painted, spray coating  |
| 6 | Grating Style | Plain / Smooth, Serrated /teeth, I bar, serrated I bar                             |
| 7 | Standard | China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987,  Australia: AS1657-1985, Japan:JIS     |
Steel grating picture
Steel grating package with bundle then plastic film outside
Company Info
Road marking reflective micro glass beads, clean , transparent beads, used in road marking thermolastic paint and traffic signs to reflect light back to the driver in darkness or poor weather conditions,improving road safety and visibility. The reflective glass beads play a very important role in the road safety.
Reflective Glass microspheres / Glass beads for Road marking,as a necessary material for road marking, are mainly used for road mark lines and traffic signs. It is usually classified as bellows according to its usages.
I. Premixed microspheres; Intermix Glass Beads, mixed in paint before working;
II. Drop on microspheres, drop on glass beads.
We supply Reflective Glass microspheres standards in BS6088 A, BS6088 B; AASHTO M247; EN 1423/1424; AS2009-B/C, KSL2521, and also in different single sizes or mixed according to customers` demands.
Road Marking Reflective Glass Beads
Thermoplastic Road Marking Reflective Glass Beads, Traffic Paint Reflective Glass Micro beads, Reflective Road Marking Spherical Glass Beads, Glass Microshpere Glass Beads Road Marking
YONGQING BAILUYUAN GLASS PRODUCTS CO.,LTD , http://www.blyglassbeads.com