Helical pipe manufacturers, helical pipe welding & cutting equipment manufacturers, large diameter steel sleeve produced according to national standards—Foshan Langyao Steel Pipe
Foshan Shunde Langyao Steel Co., Ltd., as a manufacturer of spiral pipes and spiral pipe welding and cutting equipment, independently developed and produced national standard large-diameter steel casing, and has become a steel enterprise in Foshan. We offer comprehensive solutions to our clients with stringent process flows, high-quality products, and exceptional customer service. Below, we detail our products from multiple perspectives.
Raw Materials
Our spiral pipes are made from high-strength low-alloy structural steel coils, offering excellent mechanical properties and weather resistance.
Utilizing a unique material sorting and quality control system to ensure product consistency and reliability.
Our large-diameter steel casing is made from high-quality steel, precision machined and heat treated, featuring excellent toughness and durability.
Advanced Production Technology
We boast state-of-the-art spiral pipe welding and cutting equipment, along with experienced technical staff, ensuring product precision and quality.
Utilizing triple welding techniques and high-frequency welding technology, we ensure robust welds and excellent sealing properties.
Our welding and cutting equipment is highly efficient, capable of meeting large-scale production and customized orders.
We have a team of experienced professionals capable of providing customized solutions to meet our clients' needs.
Our sales team is well-trained with in-depth knowledge of product performance and applications, and is capable of providing clients with detailed technical consultation.
Our after-sales team promptly responds to customer feedback, quickly resolves issues, and ensures customer satisfaction.
【Wide Application Fields】
Our products are widely used in construction, bridges, tunnels, and transmission pipelines.
Spiral steel casing with large diameters plays a crucial role in foundation engineering, municipal engineering, and hydraulic engineering.
Our national standard steel can be customized in various specifications and materials to meet the needs of different fields according to customer requirements.
Foshan Longyao Steel Pipe, as a manufacturer of spiral pipes, spiral pipe welding and cutting equipment, and a producer of large-diameter steel casings to national standards, we boast raw materials, advanced production processes, a team, and a wide range of applications. We offer you high-quality products and services, looking forward to collaborating with you!






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