Silver White Metal Stair Covers Stair Steel Grate Steps Grid Plate T4
T4 Type Stair Step Plate Silver White Load-Bearing Grid Plate
The front step guard plate with T4 pattern is a kind of steel guard plate with T4 pattern. Q235 steel (supporting customization) is adopted for the step plate of steel ladder. The outer surface is hot-dip galvanized, and the width is usually between 0.5-1.0m.
It is not easy to rust. As the step board of steel ladder, the selection of steel grating has the advantages of not easy to accumulate dust and no cleaning. It is easy to install, ventilated, daylighting and heat dissipation, and anti-skid.
It is widely used in power plants, water plants and other factories, as well as platforms, walkways, cinemas, visiting platforms, parking lots and other large places in the fields of municipal engineering and environmental sanitation engineering.
Stairtread grating data type
Recommended Width(mm):
| T1-T6 | 125 | 155 | 185 | 215 | 245 | 275 | 305 | |
| bearing bars pitch | 30 | 30 | 30 | 30 | 30 | 30 | 30 | |
| T1-T2 | T5-T6 | 125 | 165 | -- | 205 | 245 | 285 | 325 |
| bearing bars pitch | 40 | 40 | 40 | 40 | 40 | 40 | ||
| T3-T4 | 115 | 155 | -- | 195 | 235 | 275 | 315 | |
| bearing bars pitch | 40 | 40 | 40 | 40 | 40 | 40 | ||
| T1-T2 | T5-T6 | -- | -- | 185 | -- | 245 | -- | 305 |
| bearing bars pitch | 60 | 60 | 60 | |||||
| T3-T4 | -- | 155 | -- | 215 | -- | 275 | -- | |
| bearing bars pitch | 60 | 60 | 60 | |||||
| Center distance of bolt hole | 45 | 75 | 75 | 100 | 100 | 150 | 150 |
The corresponding relationship between the recommended size of the maximum length (mm) and the specification of flat steel is as follows:
| bearing Specifications | 25*3 | 25*5 | 32*5 | 40*5 |
| bearing bars at 30mm pitch | 550 | 900 | 1300 | 1600 |
| bearing bars at 40mm pitch | 450 | 750 | 1200 | 1500 |
| bearing bars at 60mm pitch | --- | 550 | 850 | 1350 |
If you have some other questions for T4 type stair tread,you can contact with Kaiheng .
the steel ladder step grid plate T4 is mainly used below
Steel ladder treads are mainly used in environmental sanitation projects, municipal projects, power plants, sewage plants and cinemas.
How is the steel ladder step tread's surface?
In order to achieve the corrosion resistance of the steel ladder outdoors and not afraid of rain, the steel grating is usually hot-dip galvanized.The quality and requirements after galvanizing meet the provisions of GB / t13912.
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