Stair Tread
RECOMMENDED (BASED ON 5MM LOAD BARS)* |
WT1 to WT4 series 1 | 125 | 155 | 185 | 215 | 245 | 275 | 305 | WT1 to WT2 series 2 | 125 | 165 | 0 | 205 | 245 | 285 | 325 | WT3 to WT4 series 2 | 115 | 155 | 0 | 195 | 235 | 275 | 315 | WT1 to WT2 series 3 | 0 | 0 | 185 | 0 | 245 | 0 | 305 | WT3 to WT4 series 3 | 0 | 155 | 0 | 215 | 0 | 275 | 0 | BOLTED CONNECTIONS | BOLT HOLE CARS A | 45 | 75 | 75 | 100 | 100 | 150 | 150 |
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*For other bar thicknesses, adjust width accordingly |
bearing bar | 25*3 | 25*5 | 32*5 | 40*5 | series1 | 550 | 900 | 1300 | 1600 | series2 | 450 | 750 | 1200 | 1500 | series3 | | 550 | 850 | 1350 |
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stairway is equipped with grating stair tread and Handrail, fabricated in the factory ,hot dip galvanized, can be installed by welding or bolt. The stairway has many advantages, such as beautiful ,new and original, easy for installation ,sturdy and durable, need not maintaining, conforms to Chinese General Structure Standard Design Drawing 87J432
Kind | Type | Gradient | Width | Beam Type | Stair read | Stairway A | WS73A06 | 73° | 600 | -120*8 | WA255/1 | WS59A07 | 59° | 700 | -150*8 | WA255/1 | WS51A07 | 51° | 700 | -160*8 | WA255/1 | WS51A09 | 51° | 900 | -160*8 | WA255/1 | WS45A07 | 45° | 700 | -170*8 | WA255/1 | WS45A09 | 45° | 900 | -170*8 | WA255/1 | Stairway B | WS73B06 | 73° | 600 | [12 | WA255/1 | WS59B07 | 59° | 700 | [16a | WA255/1 | WS51B07 | 51° | 700 | [16a | WA255/1 | WS51B09 | 51° | 900 | [16a | WA255/1 | WS45B07 | 45° | 700 | [16a | WA255/1 | WS45B09 | 45° | 900 | [16a | WA255/1 | WS45B11 | 45° | 1100 | [16a | WA325/1 | Stairway C | WS73C06 | 73° | 600 | [12 | WA255/1 | WS59C07 | 59° | 700 | [16a | WA255/1 | WS51C07 | 51° | 700 | [16a | WA255/1 | WS51C09 | 51° | 900 | [16a | WA255/1 | WS45C07 | 45° | 700 | [16a | WA255/1 | WS45C09 | 45° | 900 | [16a | WA255/1 |
| Note:
○Beam of Stairway A use steel plate. Beam of Stairway B use channel.
Beam of Stairway C use channel and has grating platform on the top
○ About grating stair tread, please see the GRATING catalogue.
○ We can fabricate other kinds of stairway according to consumer's requirement. |
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