Items		Specification
Main Steel Frame	Column	Q235, Q355 Welded H Section Steel
	Beam	Q235, Q355 Welded H Section Steel
Secondary Frame	Purlin	Q235 C and Z purlin
	Knee bracing	Q235 Angle Steel
	Tie Bar	Q235 Circular Steel Pipe
	Bracing	Q235 Round Bar
	Column and Horizontal Bracing	Q235 Angle Steel, Round Bar or Steel Pipe
Maintenance system	Roof Panel	EPS Sandwich Panel / Fiber Glass Sandwich Panel / Rock Wool Sandwich Panel / PU Sandwich Panel /Steel Sheet
	Wall Panel	Sandwich Panel / Corrugated Steel Sheet
Accessories	Window	Aluminiumn Alloy Window / PVC Window
	Door	Sliding Sandwich Panel Door / Rolling Metal Door / Personal Door
	Downspout	PVC
Structure Usage		Up to 50 years
Finishing Options		Vast array of colors and textures available
Paint Options		Alkyd paiting, two primary painting, two finish painting (gray paint, red paint, white paint, epoxy zinc etc.) Or Galvanized.

Service advantages

1.Professional design: We have a senior design team that can accurately customize drawings or calculate steel usage to meet your personalized needs.

2.Exquisite craftsmanship: A skilled production team combined with advanced equipment customizes production plans for each project to ensure excellent quality.

3.One stop service: With rich project experience, we provide comprehensive and integrated proposals, from design to installation, worry free throughout the process.

4.Strict quality control: A professional quality control team follows international standards to ensure that products and services perfectly meet your requirements.

5.High quality after-sales service quickly responds to customer needs, provides comprehensive maintenance services, and ensures long-term stable operation of the project.

Project cases

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

1.Structural steel fabrication, painting , galvanizing , pre-assembly

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.We offer reasonable advices for usage, maintenance and technically improve.

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.

Packing And Delivery

Safe packaging and efficient loading

Customer Visit

Component

FAQ
Q: You are manufacture factory or trading company?

A: 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.

Q: Is your price competitive compared with other companies?

A: 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.

Q: Can you send engineers or whole team to install my project?

A: We will give detailed installation drawings for free. We can send engineers as installation director or a team upon request.

Q: Do you accept container loading inspection?

A: You are welcomed to send an inspector, not only for the container loading, but any time during the production time.

Q: Do you offer designing service for us?

A: 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.

Q: What is the delivery time?

A: Delivery time depends on order quantities. In general the delivery time to nearest seaport in China will be 40 days after receiving deposit.

Q: How can you get a quotation for your projects?

A: You can contact us by email, phone, WhatsApp,Viber and so on 24*7 and you will get reply within 8 hours.