YOUR STEEL STRUCTURE ENGINEERING EXPERT
We are a steel structure fabricator and EPC contractor based in Jining, Shandong, China, with 17 years of experience since 2009 and delivered projects in 60+ countries. Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as one manufacturing group under the same ultimate ownership. SynJect is the group’s export brand.
Stadium Prefabricated Spatial Steel Building Large Span Space Project
The project features a large-span, prefabricated grid steel structure designed specifically for sports stadiums. At its core lies a grid-based steel structural system characterized by high-precision prefabricated components and ease of installation. The unique grid design ensures exceptional structural stability and durability, making it ideally suited for the construction of key structural elements in various sports venues—including roofing, cantilevered eaves, and spectator stands. Prefabricated steel stadium for large-scale sports venues. Clear span up to 150m+ with portal frame or space frame roof. Steel: Q355B / ASTM A572 / S355JR. Multi-tier seating, integrated concessions. Bolted assembly, hot-dip galvanized. 50+ year life. AISC/IBC/Eurocode compliant.
Steel Structure Workshop Warehouse Prefab Engineered Steel Building AISC EN1090 CWB JIS
Core Features & Advantages
The large-span prefabricated steel structure project for a stadium utilizes innovative prefabricated steel construction technology to provide robust load-bearing capacity and flexible spatial layouts. The large-span design eliminates obstructions from central columns, creating a spacious viewing area that enhances both the spectator experience and the venue’s functionality.
♦ 150m+ clear span;
♦ 50% faster build;
♦ Seismic resistant;
♦ Zero maintenance, 50+ years;
♦ Lightweight, lower foundation costs.
Applications
Precast grid steel structures for sports venues are used in the construction of various specialized sports facilities, including large-scale multi-purpose stadiums, professional soccer fields, track and field stadiums, and gymnasiums—covering a wide range of venues for competitive sports and public fitness. Designed to accommodate the diverse construction needs of sports facilities, these structures provide safe, spacious, and practical spaces to support a variety of sports-related activities, such as hosting competitions, daily training, and public fitness programs.
♦ Sports stadiums;
♦ Multi-purpose arenas;
♦ Olympic venues;
♦ Concert amphitheaters;
♦ Equestrian stadiums;
♦ Tennis stadiums.
Technical Parameters
| Products | Steel structure workshop |
| Application | Industry workshop, plants, equipment platform |
| Main Material | Q235B(ASTM A36,S235JR), Q355B |
| Surface treatment | Painting, Galvanized |
| Process | cutting,holing,assembly, welding, painting/HDG,packing |
| Quality Control | QC inspection, third party inspection |
| Package | Iron frame, 40GP containers |
FAQ:
Q: What is the brand name of the Steel Structure product?
A: The brand name is Shijie Heavy Industry.
Q: What certifications does the Steel Structure product have?
A: The product is certified with CE, AISC, ISO, JIS, and CWB.
Q: Where is the Steel Structure product manufactured?
A: The product is manufactured in China.
Q: What are the payment terms for purchasing the teel Structure product?
A: The payment terms are T/T (Telegraphic Transfer).
Q: What is the minimum order quantity for the Steel Structure product?
A: The minimum order quantity is 20 tons.
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
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SHANDONG SHIJIE HEAVY INDUSTRY CO., LTD
Headquartered in the High-Tech Development Zone of Jining, Shandong Province, Shandong Shijie Heavy Industry Co., Ltd. and its sister company, Henan Hengfeng Steel Structure Engineering Co., Ltd., operate as a unified manufacturing group under the same ultimate ownership. Globally, we deliver our end-to-end solutions through our dedicated export brand, SynJect.
Drawing on 17 years of export expertise and a proven track record across more than 60 countries, we provide integrated EPC contracting and heavy fabrication. This global reach is backed by our robust manufacturing footprint: an 80,000 m² facility with an annual capacity exceeding 500,000 tons, RMB 120 million in registered capital, and a skilled workforce of over 600 professionals.
Our core expertise spans civil construction, petrochemical facilities, long-distance pressure pipelines, heavy steel structures, pressure vessels, and skid-mounted refueling stations.
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