1. By Production Method
| Type | Feature |
|---|---|
| Welded stair tread | Most widely used; easy to install |
| Press-locked / swage-locked | Higher strength; serrated surface increases safety |
| Riveted stair tread | Greater load-carrying capacity; better walking comfort |
2. By Surface, Shape and Nosing
Surface: smooth or serrated (anti-slip).
Shape: straight stair tread or spiral stair tread.
Nosing: checker plate, abrasive nosing or other types.
3. Typical Specifications
| Item | Value |
|---|---|
| Material | Carbon steel or stainless steel |
| Bearing bar | Smooth or serrated; pitch 20/30/40 mm |
| Cross-bar pitch | 50/100 mm |
| Common length | 700/800/900 mm |
| Max length | 1200 mm (straight series) / 600 mm (spiral series) - per drawing |
| Surface treatment | Hot-dip galvanised, polishing |
- Most Popular Types of Stair Tread
Different classifications of stair tread steel grating
- According to the different types of surface, straight stair tread steel grating can be divided into smooth stair tread and serrated stair tread
- According to the different shapes of stair, stair tread steel grating can be divided into straight stair tread steel grating and spiral stair tread steel grating
- Besides the checker plate and abrasive nosing, these are also other types.
Packaging
Strap packing: Generally used for neat press locked steel grating.
Pallet packing: Generally for the press-locked steel grating which need to export and load in container.
Screw rod fixation: Use four screw rods through the mesh and fixed with screws.
