| Composition | Steel |
| Technique | Welded |
| Shape | Pipe |
| Surface Treatment | Anti-Corrosion Coatings and Decorative Coatings |
| Special Use | High-strength Steel Plate, Wear Resistant Steel |
| Delivery Time | Approximately 7-15 Days (Subject to Requirements) |
| Transport Package | Sea-Worthy Export Standard |
| Trademark | Guowei |
| Origin | China |


Welded pipes are manufactured using high-frequency resistance welding technology, using high-quality steel coils as raw materials and processed through precision forming and welding techniques. The welding seam of the pipe body is flat and smooth, with extremely high smoothness on the inner and outer walls, strict dimensional tolerance control, and can produce various cross-sectional shapes and specifications. The product covers a wide range of wall thicknesses and pipe diameters, meeting the needs of different scenarios. The surface treatment process is diverse, including anti-corrosion coatings and decorative coatings. Strictly following international standards for production, adapting to a wide range of environmental conditions from low to high temperatures, ensuring stable and reliable material performance.
Welded pipes have both high-strength structural support and efficient fluid transmission functions. In construction engineering, it can withstand significant loads and play a core load-bearing role as the main framework; It exhibits excellent pressure resistance performance in the field of fluid transportation and is widely used in liquid and gas medium transmission systems. Precision welded pipes, with excellent machining accuracy, are suitable for the rigorous assembly requirements of key components in mechanical equipment. Food grade welded pipes have passed authoritative hygiene certification, meeting the special needs of clean production environments. The innovative design of the connection structure greatly simplifies the installation process, significantly improves the efficiency of project implementation, and reduces overall usage costs.
Our product has significant competitive advantages and a wide range of applications, meeting global project needs as follows.
Core advantages
Compared to traditional pipe manufacturing processes, welded pipes have significant cost advantages and fast delivery cycles, outstanding wall thickness uniformity, and industry-leading material utilization. Automated production lines ensure stable and efficient output, support flexible customization services, and can meet non-standard size and special performance requirements. Surface treatment technology endows products with excellent corrosion resistance and maintains a long service life even in harsh environments. Through multiple international authoritative quality certifications, the carrying capacity and safety factor far exceed conventional standards. Provide diversified trade terms support and optimized loading solutions, with additional professional processing services effectively reducing customers' later investment.
Application field
Construction engineering: large-scale venue grid structure, prefabricated building support system
Energy and chemical industry: oil and gas transmission pipelines, industrial equipment pressure pipelines
Mechanical manufacturing: precision instrument components, core structural components of heavy equipment
• Municipal facilities: urban comprehensive pipe gallery, public transportation infrastructure
• Commercial home furnishings: high-end display shelves, architectural decorative components
Transportation: New energy vehicle structural framework, ship supporting system
Food and medicine: sterile production line pipelines, biological reaction container components
Agricultural environmental protection: water-saving irrigation system, waste gas treatment device

Shandong Guowei Steel Co., Ltd. was established in September 2017 with a registered capital of RMB 120 million. We focuses on the research and development, production, and sales of various steel products such as straight seam welded pipes, seamless welded pipes, galvanized pipes, as well as steel plates, steel coils, stainless steel, and color coated steel.
Our production base is located in Shen County, Liaocheng City, Shandong Province, China, with a total area of about 140 acres (planned to exceed 100000 square meters), and a standardized factory building of 23400 square meters has been built. Our experienced employees are committed to strict quality control and attentive customer service, and can discuss your requirements at any time to ensure complete customer satisfaction.
Our products sell well in various provinces across the country and are exported to multiple countries and regions, including the Middle East, Southeast Asia, the Americas, Africa, Europe, and America. We also welcome OEM and ODM orders. High quality products and efficient services have won the support and trust of our customers.
Whether selecting the current product from our catalog or customizing production for your needs, you can discuss your procurement requirements with our sales and customer service colleagues. At any time, we are eager to cooperate sincerely with you, create a better future together, and provide better products and services for the common business development. We believe that we will continue to grow and go further with you.















