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253/30/100 mm T4 Galvanized Metal Grate Steps Bolted Conection
Because of twelve years of experience,Tiantai Steel Grating product Steel Galvanized Metal Grate Steps For Stairs excellent quality to win the trust of customers . Our companies can design, engineer and manufacture Steel Galvanized Metal Grate Steps For Stairsto your specifications and application need.
| Basic information | |
| Company Add | Chengyouzi Township Development Zone, Anping County, China 053600 |
| Head office Add | 162 Heping Street, Anping County, China 053600 |
| Years Estiblished | 2006 |
| Production Lines | Robert welding - 4 sets; |
1. Specifications of Galvanized Metal Grate Steps:
Galvanized Metal Grate Steps , constructed with holed and grooved side plates to ease fixing to stringers. Treads are safe, self cleaning, skid resistant and economical. A unique range of fittings to enable the easy installation of flat Kick and Toe Boards to standard handrail installations. Can be either welded or fixed via a grub screw reducing installation time and expense. Ideal for added protection and security to handrail walkways.
2. Types of Galvanized Metal Grate Steps :
Galvanized Metal Grate Steps is fabricated by grating, nosing plate and side plate.
Main type:
1) Checkered plate nosing , Bolted fixing anti-slip
2) Checkered plate nosing, Welded fixing anti-slip
3) Without nosing, Bolted fixing
4) Without nosing, Welded fixing
3. Type of the bearing bar
There are two kinds of Galvanized Metal Grate Steps distinguished by different bearing bar types, The respective of features are as follows:
1) Plain: the most widely used gratings, available for flooring sidewalk, all kinds of ditch cover, stair tread, etc.
2) Serrated: best non-skid property & safety compared with plain grating.
4. The most popular specifications of Galvanized Metal Grate Steps:
1) Bearing Bars - Load-carrying bars made from steel strip or slit sheets or from rolled or extruded aluminum and extending in the direction of the grating span.
2) Cross Bars - The connecting bars that extend perpendicularly across the bearing bars. Where cross bars intersect the bearing bars, they are welded, forged or mechanically locked to the bearing bars.
3) Grating - An open grid assembly of metal bars, in which the bearing bars running in one direction are spaced by rigid attachment to cross bars running perpendicular to them or by bent connecting bars extending between them.
| Specifications | |
| 1. Bearing bar | 25x3,25x4,25 x 5,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm |
| 2. Bear Bars pitch (mm) | 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40,41,60mm. US standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16", 1"x 1/4", 1 1/4"x 1/4", 1 1/2"x 1/4" etc. |
| 3. Cross bar pitch | 38,50,76,100,101.6mm |
| 4. Material | Q235,SS304 |
| 5. Surface treatment | Black, hot dipped galvanising, paint |
| 6. Standard | China: YB/T 4001.1-2007 |
| USA: ANSI/NAAMM(MBG531-88) | |
| UK: BS4592-1987 | |
| Australia: AS1657-1985 | |
Galvanized Metal Grate Steps Pictures:
