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Hot dipped Galvanized Grating Stair Treads Staircase with Slip Resistant Nosing
Stairtreads can be supplied with almost any combination of pitch size, bearing bar type and section profile.
Each stairtreads is supplied with end plates complete with sloted holes for easy installation. Or
Typically, we supply the stairtread with a slip resistant checker plate nosing bar. Other types of nosing are available on request.

Stairtreads:
| Load Bearing Bar Pitch | Recommended Width | ||||||
| 30 | 125 | 155 | 185 | 215 | 245 | 275 | 305 |
| 40 | 125 | 165 | * | 205 | 245 | 285 | 325 |


Steel Bar Grating Specifications:
| No | Item | Description |
| 1 | Bearing bar | 25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm |
| 2 | Bear bar pitch | 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,A36,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 |


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Q235 A36 SS304 Galvanized Steel Stair Treads with Hot Dipped Galvanizing and Slip Resistant Nosing Images |