Steel grating also named bar grating.
The grating is with a square grid in the middle, composed by flat bearing bar and cross roun bar. mainly used as gutter cover, Steel structure platform walkway, steps of steel ladder, etc.
The steel grating is generally made of carbon steel, and the surface is hot-dip galvanized, which can prevent oxidation. It can also be made of stainless steel, aluminum steel.
According to the welding method, it can be divided into: machine forge welding type and handmade manual welding type.
According to surface of the loaded flat steel, it can be divided into: flat type, tooth type and "I" type.
According to its purpose, it can be divided into: trench cover, platform walkway, stair treads.
According to its mateiral, it can be divided into: midl steel, aluminum, stainless steel.
Features of Bar Grating Stair Treads:
Versatile and durable
High strength, high bearing capacity
Non-slip, anti-corrosion, wear resistance
Resistance to extreme temperatures, wind, and rain
Standard checker plate nosing
End plates with bolting holes
Many stair tread sizes in stock,custom sizes
Easy to keep clean
Easy to ship and install
| Type | Width mm | Thick mm | KG/m | Clear Span mm |
| 200 | 400 | 600 | 800 | 1000 | 1200 | 1400 |
| G505/30/50 | 50 | 5 | 80.9 | U | 2361 | 590 | 262 | 147 | 94 | 65 | 48 |
| D | 0.14 | 0.55 | 1.24 | 2.2 | 3.45 | 4.97 | 6.82 |
| G505/30/100 | 77.9 | C | 236 | 118 | 78 | 59 | 47 | 39 | 33 |
| D | 0.11 | 0.44 | 0.99 | 1.77 | 2.77 | 3.99 | 5.39 |
| G455/30/50 | 45 | 5 | 73.4 | U | 1912 | 478 | 212 | 119 | 76 | 53 | 39 |
| D | 0.15 | 0.61 | 1.38 | 2.45 | 3.83 | 5.56 | 7.62 |
| G455/30/100 | 70.4 | C | 191 | 95 | 63 | 47 | 38 | 31 | 27 |
| D | 0.12 | 0.49 | 1.09 | 1.94 | 3.07 | 4.35 | 6.06 |
| G355/30/50 | 35 | 5 | 58.4 | U | 1156 | 289 | 128 | 72 | 46 | 32 | 23 |
| D | 0.2 | 0.79 | 1.77 | 3.16 | 4.94 | 7.17 | 9.61 |
| G355/30/100 | 55.4 | C | 115 | 57 | 38 | 28 | 23 | 19 | 16 |
| D | 0.16 | 0.62 | 1.4 | 2.46 | 3.97 | 5.7 | 7.69 |
| G255/30/50 | 25 | 5 | 43.4 | U | 590 | 147 | 65 | 36 | 23 | 16 | 12 |
| D | 0.28 | 1.1 | 2.47 | 4.35 | 6.82 | 9.92 | 13.9 |
| G255/30/100 | 40.4 | C | 59 | 29 | 19 | 14 | 11 | 9 | 8 |
| D | 0.22 | 0.87 | 1.98 | 3.39 | 5.25 | 7.5 | 10.71 |
Product Tags:
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High Strength Galvanized Steel Grating Stair Treads with High Bearing Capacity and Wear Resistance Images
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