Professional Factory Pre Engineered Steel Structure Steel Frame
Warehouse
Product Specifications
| Attribute | Value |
|---|
| Raw Steel Material | Q235B, Q355B, ASTM A36 |
| Application | Steel Workshop, Steel Structure Platform, Structural Roofing, Frame
Part |
| Surface Treatment | Painting or Hot-DIP Galvanized |
| Service Life | 50 Years |
| Wall and Roof | Steel cladding sheet, Sandwich Panel |
| Columns & Beams | H-Section Steel |
| Shot Blasting Level | SA 2.5 |
| Certification | CE, AISC, SGS, BV, ISO, GB |
| Installation | Engineer Guidance on Site |
| Drawing | CAD, TEKLA, 3D Model, PKPM, BIM |
| HS Code | 9406900090 |
| Transport Package | Standard Export Package or Customer′s Requirement |
| Production Capacity | 30000ton/Year |
| Features | Prefab Steel Structure, Large Span, Multi-Floor |
| Connection Form | Bolt Connection |
| Parapet Wall | As Requested |
Product Features
- Light weight, high strength, large span construction
- Short construction period reduces investment costs
- Easy to move and recycle, environmentally friendly
- Note: Requires additional fireproofing and not recommended for
extremely low temperature areas
Material Specifications
| Items | Specification |
|---|
| Structure Type | Portal frame structure, truss frame, flat frame structure |
| Length | 20m~200m |
| Width | 20m~50m |
| Eave Height | 8m~30m |
| Roof Slope | 10% or flat |
| Steel beam & Column | H-section steel, truss steel, steel tube, latticed steel,
cross-section steel |
| Roof & Wall insulation panel | Steel galvanized cladding sheet, sandwich panel |
| Door | Sliding door, folding door, roller shutter door |
| Window | PVC fixed window and aluminum alloy window |
| Anti-corrosion for steel structure | Painting or Hot dip galvanized |
Project Showcase
Project Usage: High-End Intelligent Hydraulic Machine Tool Equipment
Size of the plant: Total Area 9,702 Sqm
Steel Structure Weight: 630Ton
Project Usage: Logistics Steel Warehouse For High-Speed Rail Station
Size of the plant: Total Area 24,570 Sqm
Steel Structure Weight: 985Ton
Project Usage: Textile Manufacturing Machine Machine Tool Equipment
Size of the plant: Total Area 6,615 Sqm
Steel Structure Weight: 750Ton
About Qingdao Ruly Steel Engineering Co., Ltd
Qingdao Ruly Steel Engineering Co., Ltd is a professional steel
structure fabrication and engineering company, located in Qingdao,
China, which integrates steel structure design, research and
development, manufacturing and installation. Our project portfolio
includes prefabricated steel workshops, warehouses, logistics
parks, high-rise residential buildings, exhibition centers,
stadiums, airport stations, bridges, power plants, chemical plants,
and oil/gas/mining facilities.
Our 35,000 square meter facility includes 20,000 square meters of
plant space with over 100 employees. Monthly production capacity
exceeds 1500 tons of steel structures including light/heavy H
steel, BOX steel, cross-shaped section steel, large diameter
submerged arc straight-weld pipe, steel model structures, C/Z
purlins, and machining fitting components.
We maintain ISO9001:2008 quality management, ISO14001:2004
environmental, and GB/T28001:2001 occupational health systems, with
ASTM and SGS certifications. Our entrepreneurial concept focuses on
quality first, technological advancement, and continuous innovation
to build strong client relationships through understanding needs
and delivering optimal solutions.
Certifications
Our Services
- Structural steel fabrication, painting, galvanizing, pre-assembly
- Designing, fabrication and installation for prefabricated steel
structures
- Detailed fabrication/shop drawings based on your architectural
plans
- Technical advice for usage, maintenance, and improvements
Quality Control
Raw Material Quality Control
- Thickness tolerance <0.25mm
- Yield and tension strength testing in-house
- Third party inspection certificates
- Supply traceable mill certificates
Structural Steel Fabrication Quality Control
- 100% dimension tolerance testing (<1mm)
- 20% sample welding line ultrasonic testing (full penetration, no
faults)
- 20% magnetic powder testing (no bubbles/defects, smooth finish)
- Third-party inspection assistance available
Surface Treatment Quality Control
- Shot blasting grade Sa. 2.5 - metal luster, no rust/oil/welding
spatter
- Roughness >75um
- Paint primer within 5 hours after shot blasting
- Holiday-free coatings, smooth finish, no dust
- Dry Film Thickness (DFT) >75UM
Frequently Asked Questions
Q: You are manufacture factory or trading company?
A: We are a manufacturing factory. You're welcome to visit us
anytime to see our quality control processes and get the most
competitive pricing.
Q: Is your price competitive compared with other companies?
A: We offer the best price for equivalent quality and the best
quality for equivalent prices, working to reduce your costs while
guaranteeing product quality.
Q: Can you send engineers or whole team to install my project?
A: We provide detailed installation drawings for free and can send
engineers or a full installation team upon request.
Q: Do you accept container loading inspection?
A: Yes, you may send an inspector at any production stage,
including container loading.
Q: Do you offer designing service for us?
A: Yes, we provide full solution designs using AutoCAD, PKPM, MTS,
3D3S, Tarch, Tekla Structures for complex industrial buildings.
Q: What is the delivery time?
A: Typically 40 days to nearest Chinese seaport after deposit
receipt, depending on order quantity.
Q: How can you get a quotation for your projects?
A: Contact us via email, phone, WhatsApp, or Viber - we respond
within 8 hours, 24/7.
Packaging & Shipping
Our packaging process: Steel components are secured on pallets with
steel ropes, lifted by gantry crane while being positioned into
containers by forklift, then additionally secured to prevent
movement during transport.
Design Services
For each project, we provide preliminary layout drawings, 3D Tekla
models, and installation drawings to ensure project success.
Why Choose Us?
- Expert Design Team: Custom designs or steel quantity calculations based on your
specifications
- Skilled Fabrication: Advanced equipment with project-specific production schedules
- Comprehensive Service: Integrated project proposals based on extensive experience
- Quality Assurance: Professional QC team ensuring products meet your requirements
- After-Sales Support: Maintenance advice and support for insulation and steel components
Custom Prefab Steel Structure Workshop Q235B Q355B ASTM A36
