High-Quality Steel Frame Structure Building Customized for High-End Luxury Commercial Complexes

• Customization: Available
• After-sales Service: Online Technical Support
• Connection Form: Bolt Connection
• Model NO.: MYY-20250923-20
• Construction Member: Steel Column
• Grade: Quality Carbon Structural Steel And Alloy Structural Steel
• Molding Method: Forging Steel
• Residential Wall Structure: Bottom Wall Beam
• Standard: GB
• Steel Type: H-Section Steel
• Structure: Spatial Grid Structure
• Steel Grade: Q235 Q345b
• Type: Steel Structure Building
• Surface: Painting, Galvanization
• Forming Method: Forging Steel
• Component: Steel Column
• Transport Package: According to Customization
• Specification: suitable for transportation
• Trademark: Shandong Shijie
• Origin: China
• HS Code: 7308900000
• Production Capacity: 30000ton Per Year
• Package Size: 12.10cm * 2.40cm * 2.80cm
• Package Gross Weight: 12.000kg

Product Description

Related components for prefabricated warehouse?
Main structure	PEB Welded H-shaped steel or hot rolled steel, Q355 or Q235
Anti-rust protection	Hot dip galvanized or anti-rust painting
Purlin and girts	Cold rolled C or Z steel, Q355 or Q235
Roof and wall	Single layer steel sheet or sandwich panel
Gutter	Heavy duty galvanized steel
Downpipe	PVC
Door	Sliding door or roller shutter
Windows	PVC or aluminum alloy
Other components available upon request. Please provide the following information for detailed custom design.

Company Profile

Company Profile

Shandong Shijie Heavy Industry Co., Ltd. is located inJining City, Shandong Province. The company covers an area of over 21600 square meter and has a registered capital of 120 million yuan. With more than 600 employees, it is a comprehensive service enterprise engaged in general contracting of projects such as construction, municipal engineering, petrochemical engineering, etc. The company also manufactures products including steel structures (space trusses, trusses), pressure vessels, SF/FF double - layer oil tanks, skid - mounted refueling units and various metal containers.

Production workshop

Certifications

Cooperative partne

Service process

FAQ

1. Who are we?
We are a premier one-stop solution provider in the global steel structure industry. With 75 years of technical heritage, we specialize in the full lifecycle of industrial buildings—from innovative design and precision manufacturing to professional installation. Having completed large-scale projects in 30+ countries, we ensure high-quality execution every time.

2. Are you a manufacturer or a trading company?
We are a direct manufacturer with a large-scale production facility. This allows us to offer competitive factory-direct pricing while maintaining total control over quality and lead times. Our workshop features automated production lines to ensure efficiency for even the most complex industrial projects.

3. What quality assurance do you provide?
We implement a rigorous 5-stage QC system:

Raw Materials: Sourced from top-tier mills with full traceability.
Process: Real-time tracking of welding and fabrication.
Testing: NDT (Ultrasonic/X-ray) for critical joints.
Pre-assembly: Ensuring 100% structural accuracy before shipping.
Standards: Fully compliant with ISO 9001, CE, and AWS.

4. Do you provide customized design services?
Absolutely. Our engineers use advanced software (Tekla, AutoCAD, PKPM) to provide full-solution drawings. We design based on your specific requirements, including local wind/snow loads and seismic requirements, ensuring your building is both cost-effective and structurally sound.

5. What are your payment terms?
Our standard terms are T/T 30% deposit to initiate production, with the remaining 70% balance paid before shipment. For large-scale projects or long-term partners, we also accept Irrevocable L/C at sight to ensure mutual security.

6. What is the estimated delivery time?
Lead time typically ranges from 30 to 45 days after deposit and design approval. The exact timeframe depends on project scale. We provide a detailed production schedule and coordinate closely with logistics for on-time delivery to your nearest seaport.

7. Do you provide installation support?
Yes. We provide detailed 3D installation drawings and video tutorials for every project. For complex structures, we can dispatch senior technical engineers to your site for on-site guidance to ensure structural integrity and safety.