GRATING
| 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, SS400, |
| Mild steel & Low carbon steel, etc | ||
| 5 | Surface Treatment | Black, self colour, 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, | ||
| Germany: DIN24537-1-2006, Japan :JIS |
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 and disassembly
| Nation | Standard for steel grid | Standard for steel material | Standard for hot dipped galvanization |
| China | YB/T4001.1-2007 | GB700-88 | GB/T13912-2002 |
| USA | ANSI/NAAMM(MBG531-88) | ASTM(A36) | ASTM(A123) |
| UK | BS4592-1-1996 | BS4360(43A) | BS729 |
| Australia | AS1657-1992 | AS3679 | AS1650 |
1.Galvanized steel grating are widely used by various plants such as electric power, petroleum, chemical industry, metallurgy industry, machinery industry, shipbuilding, harbor, oceanographic engineering, building, paper mills, cement plant, medicine, spinning and weaving, foodstuff factory, transportation, municipal administration, parking lot, etc.
2.Steel fences have many field of appliance in municipal engineering, gardening, transportation and construction. It is widely used for fences, protective guard, etc.
