YOUR STEEL STRUCTURE ENGINEERING EXPERT

We are an international company specializing in steel structure construction and export, with over 15 years of experience in steel structure engineering. We have provided high-quality steel structure building solutions to more than 30 countries worldwide. Our company holds international quality system certifications and possesses integrated service capabilities encompassing design, manufacturing, construction, and export.

Custom Spatial Grid Structure Large Span Roof Construction

Custom spatial grid structure large span roof construction. Combined with a professional design team and standardized production processes, these systems ensure exceptional structural stability under complex loads and millimeter-level precision. We offer comprehensive, multi-dimensional customization tailored to specific project requirements, including architectural forms (such as irregular curved surfaces and large-span spaces), dimensional specifications (ranging from small industrial buildings to large-scale venues), and functional needs (such as natural lighting, ventilation, and thermal insulation). Through flexible and versatile grid configurations, these roofs infuse buildings with unique visual tension and a futuristic aesthetic, making them an ideal choice for innovative contemporary architectural design.  Professional manufacturer of space frame structures for large-span projects. Double/triple-layer truss systems with hollow steel sections (Q355B/ASTM A572) and bolted spherical nodes. Spans 20–200m+. Any geometry: flat, curved, domed, free-form. CNC precision, hot-dip galvanized. 50+ year life. AISC/IBC/Eurocode compliant. ISO 9001 certified.

High Strength Custom Spatial Grid Large Span Roof

Customized Spatial Grid Structures Facilitate the Realization of Large-Span Roof Construction

 

Core Features & Advantages

Custom spatial steel grid roofs feature robust structural integrity, making them an ideal roofing solution for large-span buildings. They provide a comfortable, column-free, and open experience. They offer greater material efficiency and cost-effectiveness, with a wide variety of design options that suit various architectural styles. The products are built to last and require minimal maintenance, ensuring a stable and reliable user experience. Efficient assembly and one-stop delivery services provide a hassle-free and efficient solution for large-scale roofing projects. Steel grid roofs feature a column-free design, making them adaptable to a wide range of architectural needs.

♦ 200m+ clear span, column-free;

♦ 30% lighter, lower cost;

♦ Any shape (flat, curved, domed);

♦ Zero maintenance, 50+ years;

♦ Fast assembly, turnkey service.

Applications

The custom-engineered spatial grid roof structures are ideally suited for architectural projects that prioritize expansive openness, distinctive aesthetics, and long-term, low-maintenance durability. Designed to satisfy the most demanding aesthetic and formal requirements, these structures leverage their flexible customization capabilities and robust performance to achieve a perfect fit, meeting the roofing construction needs of a wide spectrum of high-standard buildings. They demonstrate exceptional performance in public structures—such as large-scale venues and commercial complexes—while also serving the specific design requirements of modern architectural typologies, including exhibition halls, theaters, and transportation hubs.

♦ Stadiums;

♦ Convention centers;

♦ Airports;

♦ Shopping malls;

♦ Factories;

♦ Hangars;

♦ Museums.

Product Parameter

Products

Prefabricated steel structure building

Type H-beam, Column, Tie-rod, Truss,Box-column
Main Material Q235B(ASTM A36,S235JR), Q355B
Surface treatment Painting, Galvanized
Process-Cutting Laser cutting, plasma cutting, flame cutting for intricate shapes
Forming Rolling, and bending to meet complex structural designs
Welding MIG, TIG, Submerged arc
Machining Drilling, milling for precise fittings
Quality Control QC inspection, third party inspection
Package As requested

 

Vision & Mission

We are committed to providing safe, efficient, and environmentally friendly solutions for global customers through continuous technological innovation and exceptional product quality, driving industry progress and collectively creating a better future.

CONTACT

Landline:0537-2793777

Email:admin@shandongshijie.com

Whatsapp:+8619937399180

Phone:+8619937399180

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SHIJIE – Your Best Choice in the Steel Structure Industry

Manufacturers & Exporters

Our expert team is reliable, responsive, and always puts your needs first to ensure your complete satisfaction.

SHANDONG SHIJIE HEAVY INDUSTRY CO., LTD

Shandong Shijie Heavy Industry Co., Ltd. is located in the High-Tech Development Zone of Jining City, Shandong Province, the hometown of Confucius and Mencius. Covering an area of more than 120 mu (about 80,000 square meters)and with a registered capital of 120 million yuan, the company currently employs over 600 people. It is an integrated service enterprise engaged in general contracting of projects such as construction, municipal engineering, petrochemical engineering, pressure pipelines, and long-distance transmission pipelines. Additionally, it manufactures products including steel structures (space grids,trusses), pressure vessels, SF/FF double-layer oil tanks, skid-mounted refueling devices, and various metal containers.Shandong Shijie has obtained over 80 qualifications and honors, including certifications for the ISO9001 quality management system, ISO14001 environmental management system, ISO45001 occupational health and safety management system, as well as the National Industrial Product Production License.

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WHY CHOOSE sdshijie

Building Custom Metal Structures ls Our Specialty

INDUSTRY-TRADE INTEGRATION

Integrating manufacturing and trade ensures higher production efficiency and more competitive prices.

EXPERIENCED SALES TEAM

Our  sales team grasps your needs and delivers cost-effective solutions.

STRICT QUALITY ASSURANCE

Multiple inspections from production to delivery ensure strict quality control.

TAILORED SOLUTIONS

Provide exclusivecustomized solutions based on project scale and structure requirments.

INTERNATIONAL STANDARDS 

Possesses various international certifications, with product quality complying with global standards.

FAST DELIVERY

Arrange production and delivery promptly to shorten lead times.

PROFESSIONAL TECHNICAL SUPPORT

Provide precise technical solutions to simplify complex construction and installation processes.

ESTABLISH LONG-TERM COOPERATION

Focus on long-term cooperation to win customers’ trust and build stable and long-lasting partnerships.

COMPLETE AFTER-SALES SERVICE

Available 24/7, with quick response times and prompt resolution of installation issues.

PRICE YOUR BUILDING

INDUSTRIAL STEEL BUILDINGS

WE’RE EXPERTS IN INDUSTRIAL BUILDINGS

As a specialized supplier in the field of steel structures, our engineering team possesses extensive practical experience. We are capable of constructing industrial steel buildings that are fully functional and exhibit superior load-bearing performance—specifically designed to fully accommodate the demands of heavy lifting and heavy-duty operations. Furthermore, we provide bespoke solutions tailored to each client’s specific needs, thereby comprehensively ensuring both operational efficiency and the fulfillment of all structural load requirements.

 

WE’RE TRUSTED GLOBALLY

With years of deep expertise in the steel structure industry, we have successfully expanded into international markets—leveraging our formidable capabilities and exceptional service—to establish a global business footprint spanning numerous countries and regions. Distinguished by our consistent product quality, efficient delivery capabilities, and comprehensive technical support, we have emerged as a trusted global partner for industrial steel structure construction projects. We have delivered more than 5,000 buildings all over the world, always on time and within budget.

 

WE’RE WITH YOU ALL THEWAY

Whether large or small, your project matters to us. You can count on us for ongoing professional, friendly and personal support. Throughout the process, we provide one-on-one personalized support, from the communication of the plan to its implementation, always being by your side.