Metal Steel Structure Warehouse / Customized Pre Engineered Steel Buildings
We are one professional EPC contractor for steel structure fabrication and construction project. Prefabricated steel structre buildings have been trend in current date including steel structure warhouse, workshop, sheds, car parking, high rise building, villa. We could provide you integrated service for your project from designing, fabrication to installation.


Material List
Steel Frame | H section steel | Q235/Q345 steel 8mm/10mm |
Welding | Automatic submerged arc welding | |
Rust removal | Sand blasting | |
Surface finish | Alkyd paint or galvanized | |
Intensive bolt | M20,Grade 10.9 | |
Supporting System | Angle brace | L50x4,Steel Q235, processed and painted |
Horizontal brace | Φ20, Steel Q235, processed and painted | |
Column brance | Φ20, Steel Q235, processed and painted | |
Tie rod | Φ89*3, Steel Q235, processed and painted | |
Ordinary bolt | M12 Galvanized bolt | |
Roof | Purlin | C160*60*2.5,Steel Q235, galvanized and painted |
Roof panel | 0.5mm steel cladding sheet | |
Sky light | 6mm thick PVC | |
Accessories | Glass cement, self-tapping screws, etc. | |
Edge cover | 0.4mm steel sheet profile trimming | |
Gutter | 0.4mm thick sheet steel profile or galvanized sheet | |
Down pie | Φ110PVC | |
Walls | Purlin | C160*60*2.5,Steel Q235, painted |
Wall | 0.5mm steel cladding sheet | |
Accessories | Glass cement, self-tapping screws, etc. | |
Edge cover | 0.4mm steel sheet profile trimming | |
Ventilation | Ventilation ball | |
Doors & windows | Rolling door/sliding door PVC/alu/steel/window |
Project Show
1.project 1



2.project 2



Our Company

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. The project types include prefabricated steel workshop, warehouse, logistics park and other light steel structure of the civil building system, high-rise residential buildings, exhibition center, stadium, airport station and bridge, Power plant, chemical plant, oil and gas, mining,etc.
Our company's steel structure processing plant now covers an area of 35,000 square meters, plant20,000 square meters. More than 100 employees. The monthly production capacity for steel structure is more than 1500 Tons. Our steel structure components include light/heavy H steel ,BOX steel,Cross shaped section steel, large diameter submerged arc straight-weld pipe,steel model structure, C/Z purlin and machining fitting components . There are three subordinate steel structure companies, which have passed and strictly implemented ISO9001:2008 quality management system, ISO14001:2004 environmental system, GB/T28001:2001 occupational health system, and obtained ASTM certification in the United States, and international SGS product certification. Obtained the right of export, design, installation and consultation from the ministry of foreign trade and economic cooperation.
Quality first, Technology ahead ,Innovation continually is our entrepreneurial concept. We build strong relationships of trust with our clients, truly understanding their needs and bringing them the most reasonable solutions.
Certificate
Our Service
2.Designing, fabrication and installation for Prefabricated steel structure building.
3.Deepen or design the fabrication drawing or shop drawing based on your architectural drawing and construction drawing
4.Engineering consulting service

Quality control
QC/Technical Support
Raw material quality control
Thickness tolerance <0.25mm
Yield and tension strength testing in-house
Third party inspection certificate
Supply traceable mill certificate
Structural steel fabrication quality control
100% testing dimension tolerance <1mm
20% sample welding line ultrasonic testing, no fault, full penetration.
20% magnetic powder testing, no bubble, no defect, Smooth and Full
Supply third-party inspection assistance.
Shot blasting and painting quality control
Shot blasting grade Sa. 2.5 Metal luster, no rust, no oil dirt, no welding spatter, Roughness >75um
Paint primer within 5 hours after shot blasting, Holiday-free coatings, smooth, No dust, Dry Film Thickness (DFT) >75UM
Pre-assembly testing the connection details.


FAQ
1. You are manufacture factory or trading company?
We are manufacture factory. And you are welcomed to visit us at any time. The quality control flow and sales team will show you our professionalism. Also you will can get best and most competitive price after visiting us.
2. Is your price competitive compared with other companies?
Our business objectives are to give the best price with same quality and best quality with the same price. We will do everything we can to reduce your cost and guarantee you get the best product that you paid for.
3. Can you send engineers or whole team to install my project?
We will give detailed installation drawings for free. We can send engineers as installation director or a team upon request.
4. Do you accept container loading inspection?
You are welcomed to send an inspector, not only for the container loading, but any time during the production time.
5. Do you offer designing service for us?
Yes, we could design full solution drawings as your requirements. By using AutoCAD, PKPM, MTS, 3D3S, Tarch, Tekla Structures (Xsteel) and etc. we can design complex industrial building like office mansion, super marker, auto dealer shop, shipping mall, 5 star hotel.
6. What is the delivery time?
Delivery time depends on order quantities. In general the delivery time to nearest seaport in China will be 40 days after receiving deposit.
7. How can you get a quotation for your projects?
You can contact us by email, phone, WhatsApp,Viber and so on 24*7 and you will get reply within 8 hours.
Packing And Transport
Design:
For such project , we will design the preliminary layout drawing, 3D Tekla model and installation drawing to contribute to the completion of the project.
Component
Our production line
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