Galvanized steel grating is also called hot galvanized steel grid plate, galvanized grating plate. The hot-dip galvanized steel grating is a steel product with flat bar and cross bar intersecting at a certain distance and welded into a square lattice in the middle. The surface is generally hot-dip galvanized. It has good antiseptic ability and the surface gloss is beautiful.
Galvanized steel grating feature:
1) High strength and light structure
2) Powerful anti-corrosion, durable and long working life
3) Beautiful appearance, bright surface
4) No dirt-rain-snow deposit, automatic cleaning, easy maintenance.
5) Good ventilation, day-lighting, heat-dispersing, resistant to sliding and explosion
6) Easy installation
China National Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products.
GB/T 13912-2002 | ||
Artical and its thinckness (mm) | Local coating thinckness(um) | mean coating thinkness (um) |
Steel ≥6 | 70 | 85 |
3≤Steel<6 | 55 | 70 |
1.5≤Steel<3 | 45 | 55 |
Steel<1.5 | 35 | 45 |
Castings≥6 | 70 | 80 |
Castings<6 | 60 | 70 |