Hydraulic Welded Hollow Sphere for Exhibition Space Frames

Product Description

Product Description

Welded Hollow Sphere for Space Frame

Our welded hollow spheres are key connecting components for welded spherical space frame structures. As one of China's leading production bases, we manufacture high-quality hollow spheres with annual capacity of 5 million units, ensuring stable supply for large-scale projects worldwide. Key Features: High Production Capacity: Annual output of 5 million units, supporting large-scale projects with reliable supply. Precision Manufacturing: Produced using advanced hydraulic forming machines and automated welding lines. Each sphere undergoes strict quality control from raw material to finished product. Superior Quality: Made from high-quality Q235B or Q355B steel. All welds are inspected by ultrasonic testing to ensure structural integrity. Customizable: Available in various diameters and wall thicknesses to meet specific project requirements. Surface treatment options include anti-rust primer, hot-dip galvanizing, or customized coatings. Quality Assurance: ISO 9001 certified. 36-step inspection process including dimensional check, ultrasonic testing, and air tightness testing. Conforms to GB standards and can be manufactured to ASTM, EN, or other international standards upon request. Application: Widely used in large-span space frames, grid structures, stadiums, exhibition halls, industrial plants, and stockyard enclosures.

Brand	HENGXING	Forming Process	Hydroforming
Place of Origin	Shandong, China	Welding Process	Automatic welding
Material	Q235B / Q355B or customized	Surface Treatment	Anti-rust primer / Hot-dip galvanizing / customized
Specification	Diameter 150mm – 800mm, wall thickness 6mm – 30mm	Transport Packaging	Steel pallets or wooden cases, suitable for sea freight

Port of departure: Qingdao Port / Tianjin Port / Shanghai Port

Payment method: T/T (30% deposit, 70% paid before shipment); L/C

Main Products

Company Profile

Hengxing Metal Structure Co., Ltd., founded in 2002, is located in the high-tech industrial park of Jining City, Shandong Province, an area known for its convenient transportation and vibrant economy. With registered capital of 46 million RMB, the company occupies over 120 acres of land and operates 60,000 square meters of modern standardized workshops. It holds qualifications including Grade II Specialty Contracting for Steel Structure Engineering and Grade II General Contracting for Petrochemical Engineering, evolving into an integrated construction enterprise encompassing R&D, design, manufacturing, construction, and operational services.

Committed to technological innovation and industrial upgrading, Hengxing actively responds to national policies and promotes the modernization of the construction industry. Guided by the mission of "creating customer value, realizing employees' dreams, and contributing to society through industry," the company adheres to the core values of "integrity, innovation, pragmatism, harmony, and sustainable development," striving to achieve the goals of "modern technology, diversified markets, refined production, and scientific management." of production to assist customers in optimizing process routes and enhancing machining benefits.

The company specializes in large-span spatial structures, industrial and logistics buildings, environmental protection storage and transportation enclosure projects, and core component manufacturing. It implements a full-process quality control system from raw material procurement to finished product delivery, complying with GB, ASTM, EN, and other international standards to ensure engineering quality aligns with global benchmarks.

 Choosing Hengxing means choosing reliable quality and professional collaboration.

Company Advantage

Our Certificate

Packaging & Shipping

FAQ

Q1: What are your main products?
A: We specialize in steel structures and space frame products, including welded hollow spheres (annual capacity 5 million units), bolted spheres, space frame members, C/Z purlins, and various steel structural components. They are widely used in stadiums, factories, stockyard enclosures, and other projects.

Q2: Do you accept custom orders based on drawings?
A: Yes. We have an in-house design team and support custom fabrication according to customer drawings. We can also provide detailed engineering services as needed.

Q3: What materials do you offer?
A: Common materials include Q235B, Q355B, etc. We can also use other grades or follow international standards such as ASTM, EN upon request.

Q4: What is the minimum order quantity (MOQ)?
A: MOQ varies by product. Please let us know the specifications and quantity you need, and we will confirm accordingly. Small orders can also be discussed.

Q5: What payment methods do you accept?
A: We accept T/T (telegraphic transfer), L/C (letter of credit), and other mainstream payment methods. Payment terms are negotiable; typically a deposit is required in advance, with the balance paid before shipment.

Q6: What is the lead time?
A: For standard products, lead time is about 15–30 days. For large or custom orders, it depends on the project scope. We will confirm the exact delivery time in the contract and strictly follow the schedule.

Q7: Can you provide samples?
A: Yes. Sample costs depend on the product. The sample fee can be refunded after a bulk order is placed.

Q8: How do you package the products?
A: We use standard export packaging. Steel members are securely bundled, and fragile parts are packed in wooden cases or pallets to ensure safety during long-distance transportation.

Q9: How is the shipping cost calculated?
A: We can help arrange sea, land, or rail freight. The shipping cost depends on the destination, cargo volume, weight, and transportation mode. Alternatively, you may use your own forwarder.

Q10: Do you provide installation guidance?
A: Yes. We can send technical personnel to site for installation guidance as needed, and we also provide detailed construction drawings and installation instructions.