Fire Escape Galvanized Steel Stair Treads Free Packing 3 - 10mm Plate
Fire escape galvanizing Steel walkway Deck Stair Tread grating treads with free packing
We produce three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements.
1) Steel grating Material:
Mild Steel (Low Carbon Steel) ( GB700,ASTM(A36),BS4360(43A) )
2) Surface Treatment:
Hot dip Galvanizing ( GB/T13912,ASTM(A123),BS729 )
3) Steel grating standards:
A) China: YB/T4001
B) USA: ANSI/NAAMM (MBG531)
C) UK: BS4592
D) Australia: AS1657
E) Japan: JJS
Specifications
| 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 (Mr. David Huang) |
Steel Grating
| Steel Grating is made of serrated bearing bar and cross rods. | |
| Raw Material |
Flat steel material Q235A,stainless steel the Bar Material Q235A, or 304 stainless steel material for the bar, twisted square steel, square or hexagonal steel |
| Grating Type | Plain Style Steel Grating, Serrated Style Steel Grating, Cross-section |
| Surface Treatment | Hot dipped Galvanized is the popular method, or as your demand |
Products
Stair tread bar grating in carbon steel, aluminum or stainless steel. Stair treads are available in a wide range of sizes. All stair treads are provided with a nosing channel or angle of material that is attached to the leading edge of the stair tread providing increased edge visibility and slip resistance. Nosing types can be checker plate, cast abrasive or aluminum grooved
Packing
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.