| Column Type |
Applicable Scenarios |
Advantages |
| H-shaped Steel Column |
Intermediate columns, positioning columns, high bending moment scenarios |
High flexural rigidity, easy installation |
| Lattice Steel Column |
Soft cross-spans, multi-track stations, large-span structures |
Lightweight, strong load capacity (up to 650kN·m) |
| Circular Steel Tube Column |
Conventional lines, lightweight requirement scenarios |
Hollow section reduces weight, excellent corrosion resistance |
Pillar type
Lattice pillar: three-dimensional truss structure, lightweight design, strong bearing capacity
H-shaped pillar: suitable for complex scenes such as soft spans and bridge piers
Note: All comply with GB/T 25020.1-2025 standards
Three-dimensional structural construction
Steel pillars are mostly welded from angle steel into a three-dimensional lattice structure or H-shaped structure, which has the characteristics of both light weight and high load-bearing capacity
High-strength features
Made of high-quality steel, it has extremely high tensile strength and bending stiffness, and can withstand dynamic loads and extreme weather effects during train operation
Corrosion resistance
The surface has been treated with anti-corrosion treatment (such as galvanizing, spraying, etc.) to resist erosion by the atmosphere, rainwater and chemicals
| Material Grade |
S235, S275, S355 |
| Connection Type |
Welded, bolted |
| Coating Type |
Galvanization, paint |
| Load Capacity |
Customizable |
| Design Standards |
AISC, Eurocode |
| Seismic Design Criteria |
Follow local and national building codes |
| Wind Load Design |
IBC / ASCE 7 / EN 1991-1-4 |
| Fire Resistance Rating |
NFPA standards |
Founded in 2017, ANTAI GOCHAIN METAL CO., LTD emerges as a leading manufacturer, specializing in the art of metal products and accessories. As a comprehensive metal processing powerhouse, GOCHAIN pioneers excellence through cutting-edge techniques and advanced production tools, ensuring unmatched quality. Nestled in Shandong province, China, GOCHAIN enjoys strategic positioning with seamless logistics, just a stone's throw from Qingdao. Our expert engineering team excels in designing and crafting steel structures, showcasing our profound expertise in mechanical welding and rigorous adherence to industrial standards for unparalleled quality control.
| Material |
Steel: Carbon steel/ Mild steel/ Cold roll steel / Hot roll steel |
| Stainless : SS201, SS303, SS304, SS316 etc. |
| Aluminum: AL5052, AL6061, AL6063,AL7075 etc. |
| others |
| Equipment&working capacity |
Laser Cutting Machines*2(6000W&12000W) |
| digital plasma cutting machine:processing area 3000MM*15000MM |
| 300T CNC bending machine: processing area 4000MM to 12000MM |
| 6000W pipe cutting machine:processing area φ530MM*6MM |
| Vertical Machining Center:working area 1700MM*1000MM |
| Horizontal Machining Center,working area 1000MM*1000MM |
| Gantry Machining Center,working area 12000MM*2000MM |
| CNC milling machine* two sets, working area 1200MM*600MM |
| CNC wire cutting machine* two sets, working area 600MM*600MM |
| CNC lathes ,two sets, working area 1000M* φ380MM |
| Gantry compound machining center |
| CNC bending machine |
| welding robots |
| Drawing software |
CAD,solidworks,CASA,Pro-cam,CAM-PATH |
| Drawing format |
PDF,DWG,STEP,JPG,IGS,SLD,SLDPRT,DXF |
| Finishing |
Powder coating |
| Polishing |
| Spraying |
| Galvanized(zinc-plated, nickel-plated,chrome-plated,silver-plated) |
| Customized |
1. What are the advantages of using steel structure frames?
High Strength-to-Weight Ratio: Steel frames are strong yet lightweight, allowing for larger spans and flexible designs.
Durability: Steel is resistant to pests, rot, and fire when properly treated, ensuring longevity.
2. What types of steel are used in structure frames?
Structural Steel (e.g., ASTM A36): Commonly used for beams and columns.
High-Strength Low-Alloy Steel (HSLA): Offers improved mechanical properties.
Stainless Steel: Used for environments requiring corrosion resistance.
3. How are steel frames designed to resist loads?
Design codes such as the AISC Steel Construction Manual provide guidelines for calculating and designing for these loads.
4. What is the fire resistance rating for steel structures?
Fireproof Coatings: Intumescent paints or cementitious materials that provide thermal insulation.
Fire-Resistant Assemblies: Incorporating fire-rated materials and designs to maintain structural integrity during a fire.
5. How is corrosion prevented in steel structures?
Galvanization: Coating steel with zinc to prevent rust.
Paint Coatings: Applying protective paint systems.
Regular Maintenance: Conducting inspections and repairs as needed.
6. Can steel frames be modified after construction?
Yes, steel frames can be modified, such as adding new elements or changing layouts, but any modifications should be evaluated by a structural engineer to ensure safety and compliance with building codes.
7. What are the maintenance requirements for steel structures?
Regular inspections for signs of corrosion or damage.
Touch-up painting as necessary.
Ensuring drainage systems are clear to prevent water accumulation.
8. How do steel structures perform in extreme weather conditions?
Steel structures are designed to perform well under extreme conditions, such as high winds or heavy snow. Proper engineering and adherence to design standards ensure that they can withstand such challenges.
){kind=link}