| Customization: | Available |
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| After-sales Service: | Installation Guidance on Construction Site |
| Connection Form: | Bolt Connection |
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Steel buildings are becoming more and more popular in the construction industry. It is widely used as commerical shop buildings, warehouse, workshop, storage buildings, logistics base. The advantages of steel buildings include their durability, low cost compared to conventional construction and the fact that they take much less time to build than do other types of new construction. Steel building prices can vary depending on a few different factors, one of the most important being the price of steel at the time.
The main steel frame structure of steel buildings are welded H-section steel columns and beams that is connected by high strength bolts.All the steel structure compoents are welded in our factory with CNC machine. We could design it to be single span, double span, portal frame or truss roof.
Qingdao Ruly Steel Engineering Co.,Ltd is a professional steel structure fabrication and construction company for light and heavy steel structure Design, Manufacture & Installation.
Specification Of Steel Structure Material:
| Main steel frame | H-section steel | Q355 steel 8mm to 10mm |
| Welding | Automatic Submerged Arc Welding | |
| Rust removing | Sand blasting | |
| surface processing | Alkyd Paint or galvanized | |
| High strength bolt | Grade 10.9 | |
| Supporting system | Angle brace | L50x4,Steel Q235,Process and painting |
| Cross bracing | dia.20 round bar,Steel Q235, process and painting | |
| Tie bar | dia.89*3 round pipe,Steel Q235 Process and painting | |
| Batter brace | dia.12 round bar,Steel Q235 process and painting | |
| Ordinary bolt | Galvanized bolt | |
| Roof | Purlin | C160*60*2.5,steel Q235,Painting or galvanized |
| Out-roof panel | Sandwich panel or corrugated steel plate | |
| Transparent skylight | 6mm thick PVC | |
| Accessories | Sealant,self-tapping screw, etc. | |
| Edge cover | Made of color steel sheet thickness 0.5mm | |
| Gutter | Made of steel sheet thickness 0.8mm, or PVC | |
| Rinspout | dia.110 PVC | |
| Wall | Purlin | C160*60*2.5,steel Q235,paint |
| Wall panel | Sandwich panel or corrugated steel plate | |
| Accessories | Sealant,self-tapping screw etc | |
| Edge cover | Made of color steel sheet thickness 0.5mm | |
| Ventilator | unpowered axial-flow ventilator or monitor roof | |
| Door & window | Rolling door/sliding door, PVC/alu. alloy window | |
| Crane | With or without crane, ranging from 5 tons to 20 tons |
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
Certificate
1. Professional design team, we could design the drawing as your requirement or calculate the steel quantity based on your drawing.
2. Skilled fabrication team and advanced equipment. We make the independent production schedule to each project.
3. One-stop service: We have completed lots such kinds of projects, we could provide the integrated proposal for your project.
4. Professional QC team will guarantee that we will provide the production and service as your request.
5. After sales service: If it has any questions that need us to do in your process of using, such as the maintain of outside insulation and steel components, just tell us , we will try to provide the service as well as we can.
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,Facebook and so on 24*7 and you will get reply within 8 hours.
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