Hot Dipped Galvanized Steek Stair Treads Customized Size 30mm Pitch
Hype of grille stair tread:
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.
Assembly method:
1. By welding: do not require side plate, economical and durable.
Application Type:
1. Anti-slip treads: use serrated bearing bars to increase slip resistance property.
2. Stair treads: assembled by anti-slip strip and side plate.
3. Light duty type: suitable for using in normal loads.
4. Heavy duty type: suitable for using in heavy loads like docks and airports.
Recommended stair tread widths
T1,T2,T3,T4,T5,T6 Bearing bars at 30mm pitch | 95 | 125 | 155 | 185 | 215 | 245 | 275 |
T1,T2,T5,T6 Bearing bars:40mm T3,T4 | 125 | 165 | 205 | 245 | 285 | ||
115 | 155 | 195 | 235 | 275 | |||
Fixing hole centers | 45 | 75 | 100 | 150 |
Note: based on 5mm bearing bars
Max.stair tread lengths
Bearing bar section | 25*3 | 25*5 | 32*5 |
Bearing bar pitch:30mm | 550mm | 900mm | 1300mm |
Bearing bar pitch:40mm | 450mm | 750mm | 1200mm |