|
[China]
Trade Verify
Contact name:
Beijing Silk Road Enterprise Management Services Co.,LTD |
|
Verified Suppliers
|
|
|
hot dipped galvanized steel grating used for stair tread
Description
Stair tread is made of steel grating& widely used for different
types ofsteel ladders,feature easy installation,strong
structure&aeatheic appearance&good water permeability.We
can fabricate according customer'size.
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
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.
Grating Style
Plain / Smooth, Serrated /teeth, I bar, serrated I bar
Components of steel grating
Four types of bearing bar
Product Name | Galvanized steel stair treads |
Material | Low carbon steel |
Grade | CN: Q235, US: A36, UK: 43A |
Standard | CN: YB/T4001-1998, US: ANSI/NAAMM, UK: BS4592-1987, AUS1657-1988,
JJS |
Certification | CE, GOST, ISO9001, ISO14001, HSE |
Bearing bar size | 20X3, 25X3, 25X4, 25X5, 30X3, 30X4, 30X5, 32X3, 32X5, 40X5, 50X4...
75X8mm, etc |
Bearing bar pitch | 20,25,30,32.5,34.3,40,50,60,62,65mm |
Bearing bar type | Plain, Serrated (tooth-like), I bar (I section), Serrated-I |
Cross bar size | 5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar) |
Cross bar pitch | 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc. |
Surface treatment | Black, self colour, hot dip galvanized, painted, spray coating |
Galvanization Standard | CN: GB/T13912, US: ASTM (A123), UK: BS729 |
Color | Silver |
Application | power plants, shipbuilding, large equipment, industrial
constructions |
Type of Bar
Type of stair tread
No nosing Welded fixing
No nosing Bolted fixing
Checkered plate nosing welded fixing
Checkered plate nosing Bolted fixing
Vertical striped plate nosing Welded fixing
Vertical striped plate nosing Bolted fixing
Vertical striped plate nosing Welded fixing
Vertical striped plate nosing Bolted fixing
T5 Packing
Features for grille stair tread:
1. Easy for assembly and disassembly.
2. Good ventilation of air and light, heat dissipation.
3. Anti-slip & anti-explosion.
4. Easy for maintenance.
5. The aiti-slip treads possess unmatched slip resistance property, which are suitable for using in wet and slippery places like the offshore oil production platform.
6. The HDG surface provide strong antirust capacity with service life upto 30 years without any maintenance.
7. High drainage rate.
Application
It can be used in factory platform,walkway ,and other places.
