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Heavy-Duty uses thicker (1/4", 5/16", 3/8") and deeper bearing bars. Although the tables show bars as deep as 6", deeper grating can be custom fabricated on request. Heavy-Duty is used for airfields, highways, industrial floors, ramps, docks, reinforced concrete areas and specialty applications. Thickness Than 6mm Heavy Duty Steel Grating Sliver Color Galvanized
Carbon Steel bar grating is a nice choice when your project requires a strong material and you are not going to expose the metal grating to an expressly corrosive environment. Choose from plain or serrated bar grating surfaces, galvanized, bare steel or painted finshes. Bar grating is available as Light or Heavy Duty Welded grating. Great for industrial steel flooring and metal grates.
Heavy Duty bar gratingranges in size from 1-1/4" x 1/4" to 6" x 1/2".
Weld Heavy Duty Steel Bar Grating is commonly used for floor trenches and sump covers exposed to heavy equipment traffic. It is used extensively through out mining, power generation, highways, airfields, and on truck terminal loading docks and ramps. It is suitable for large single span conditions or where grating must be support extreme loads.
Application
Flooring
Driveways
Subway
Tunnel Ventilation Grilles
Curb Inlet Grates
Ramps
Docks
| Bearing Bar Size mm | Weight kg/m2 | | Span: Load | Span:305 | ||||
| 30H-102 | 30H-51 | |||||||
| 25*6.4 | 47.4 | 51.3 | 6900 | U | C | 269 | 41 | |
| 25*7.9 | 60.5 | 65.9 | 8816 | U | C | 344 | 52 | |
| 25x9.5 | 68.4 | 72.7 | 10350 | U | C | 403 | 61 | |
| 32x6.4 | 58.1 | 62.0 | 10780 | U | C | 420 | 64 | |
| 32*7.9 | 74.7 | 80.1 | 13798 | U | C | 537 | 81 | |
| 32*9.5 | 84 | 88.9 | 16170 | U | C | 630 | 95 | |
| 38*6.4 | 68.4 | 72.7 | 15520 | U | C | 604 | 92 | |
| 38*7.9 | 88.4 | 93.7 | 19861 | U | C | 774 | 117 | |
| 38*9.5 | 100.1 | 105.0 | 23300 | U | C | 907 | 137 | |
| 44*6.4 | 115.7 | 121.1 | 31700 | U | C | 823 | 125 | |
| 44*7.9 | 102.5 | 107.9 | 27055 | U | C | 1053 | 160 | |
| 44*9.5 | 115.7 | 121.1 | 31700 | U | C | 1234 | 187 | |
| 51*6.4 | 89.3 | 94.7 | 27600 | U | C | 1075 | 163 | |
| 51*7.9 | 116.2 | 121.6 | 35331 | U | C | 1376 | 208 | |
| 64*6.4 | 110.3 | 116.2 | 34900 | U | C | 1680 | 254 | |
| 64*7.9 | 144.0 | 149.4 | 55208 | U | C | 2150 | 326 | |
| 64*9.5 | 162.6 | 169.4 | 64700 | U | C | 2518 | 382 | |
| 76*6.4 | 131.3 | 137.7 | 62100 | U | C | 2418 | 366 | |
| 76*7.9 | 144.0 | 149.4 | 55208 | U | C | 3096 | 469 | |
| 76*9.5 | 194.3 | 201.2 | 93100 | U | C | 3628 | 450 | |
| 89*6.4 | 152.3 | 159.2 | 84500 | U | C | 3292 | 499 | |
| 89*7.9 | 199.2 | 204.6 | 108220 | U | C | 4214 | 638 | |
| 89*9.5 | 255.6 | 233.4 | 126800 | U | C | 4938 | 748 | |
| 102*6.4 | 173.3 | 193.8 | 110400 | U | C | 4300 | 651 | |
| 102*7.9 | 227.0 | 232.4 | 141339 | U | C | 5568 | 843 | |
| 102*9.5 | 273.9 | 279.3 | 165600 | U | C | 6450 | 977 | |
