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Steel Walkway Grating Easy Installation For Roof Drainage System Drain Cover
Steel Walkway Grating Description
A grating is any regularly spaced collection of essentially identical, parallel, elongated elements. Gratings usually consist of a single set of elongated elements, but can consist of two sets, in which case the second set is usually perpendicular to the first (as illustrated).When the two sets are perpendicular, this is also known as a grid or a mesh.
Materials: mild steel or stainless steel.
Surface treatment: untreated, painting or hot dip galvanizing.
Bearing bar specification:20*3 to 100*6
Bearing bar pitch:12.5,15,25,30,40,60mm etc. also be according to clients requirement and 30,40,60mm are recommended
Cross bar picth:38,50,76,100mm,also be according to clients requiremen and 50,100mm are recommended.
The Maximun length of black panel is 7350mm.
Stainless Steel grating standards
A) China: YB/T4001.1-2007
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS.
Steel Walkway Grating Specifications
| Specifications of steel gratings | |
| Item | Description |
| Bearing bar | 20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc. |
| Bearing bar pitch | 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc. |
| Cross bar | 5x5, 6x6, 8x8mm (twisted bar or round bar) |
| Cross bar pitch | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement. |
| Surface treatment | Untreated, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as customers’ requirement. |
| Flat bar type | Plain, Serrated (tooth-like), I bar (I section) |
| Material standard | Low carbon steel (CN: Q235, US: A36, UK: 43A) |
| Galvanization standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
| Steel grating standards | A. China: YB/T4001-1998 |
| B. USA: ANSI/NAAMM (MBG 531-88) | |
| C. UK: BS4592-1987 | |
| D. Australia: AS1657-1988 | |
| E: Japan: JJS | |
Application of Steel Walkway Grating
Weld forged Steel Grating can be widely used in various industrial buildings, such as metallurgy, building materials, power stations, boilers, ship building, , municipal construction, etc.
Steel grating advantage
Light weight,great load-bearing capacity,non-slip and safe,easy installation,material-economic,sturdy and durable,
ventilated,easy to clean and attractive appearance.
Steel Walkway Grating Workshop
