Product Definition
Press welded steel grating is an open‑profile steel structural member that is made by orthogonally assembling bearing flat steel and cross bars at fixed intervals and firmly fixed through pressure welding, which is the standard forming process of press welded steel grating.
Product Parameters
|
Item |
Specification |
|
Standard |
YB/T 4001.1‑2007 |
|
Live load |
2 kN/m² |
|
Maintenance load |
2 kN/m² |
|
Secondary beam spacing |
1000–1200 mm |
|
Typical models (platform/stair tread) |
G253/30/100, G255/30/100, G323/30/100, G325/30/100 |
|
Typical models (trench cover/walkway/trestle) |
G405/30/100, G405/30/50, G505/30/100, G605/30/100 |
|
Flat bar type |
Plain flat bar; optional serrated flat bar or Type I flat bar |
|
Optional materials |
Stainless steel, aluminum alloy |
Product Advantages
1. High structural strength and stable bearing performance to meet industrial platform and maintenance loads.
2. Standardized models for easy selection and matching with different beam spans and usage scenarios.
3. Multiple material options (carbon steel, stainless steel, aluminum alloy) for corrosion resistance and durability.
4. Open grid design for good ventilation, drainage and anti‑slip performance, easy cleaning and maintenance.
5. Compliant with YB/T 4001.1‑2007, ensuring reliable quality and wide applicability.
Main Applications
1. Industrial operating platforms and stair treads: widely used in chemical, power, metallurgy plants with standard models G253/30/100, G325/30/100, etc.
2. Open trench covers, wide walkways and trestles: suitable for ports, municipal works, using G405/30/100, G505/30/100 and other heavy‑duty models.
3. Special key parts: available in stainless steel or aluminum alloy for high corrosion resistance or clean environment requirements.
4. General engineering fields: power stations, stadium platforms, factory buildings and other steel structure supporting plates.
FAQ
Q: Which model is suitable for chemical industrial platforms?
A: Plain flat bar types G253/30/100, G255/30/100, G323/30/100, G325/30/100 are recommended.
Q: What grating is used for trench covers and wide walkways?
A: Choose G405/30/100, G405/30/50, G505/30/100, G605/30/100; serrated or Type I flat bar is optional.
Q: What materials are available for key corrosive parts?
A: Stainless steel or aluminum alloy grating can be used for strong corrosion resistance.
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