Dear Customer:
Thank you for choosing Foshan Shunde Langyao Steel Co., Ltd. as your partner for construction material needs. Our company is committed to producing and supplying a range of stock spiral pipe products, including large-diameter erw spiral steel pipes, large-diameter spiral pipes, and Q235 thick-walled spiral pipes for construction materials, to meet your various construction requirements.
Our in-stock spiral pipes are rigorously selected and quality controlled to ensure their superior performance and enduring quality. We employ state-of-the-art production processes and equipment to ensure the product dimensions fully meet your project requirements.
| Model | Outer Diameter (mm) | Wall Thickness (mm) | Length (m) |
| Large Diameter Spiral Welded Pipe | 219-3220 | 4-25.4 | 6-12 |
| Large Diameter Spiral Pipe | 219-3420 | 6-25.4 | 6-12 |
| Q235 thick-walled spiral steel pipe for construction materials | 219-2280 | 8-30 | 6-12 |
Our products are made of high-strength Q235B steel, processed through multiple stages including hot rolling or cold rolling, acid pickling, and annealing.
We adhere strictly to national standards and industry specifications in production, ensuring stable and reliable product quality. Our products feature smooth surfaces, strong and tight welds, capable of withstanding high pressure and heavy loads, and possess excellent corrosion resistance.
Moreover, our products are widely used in construction, engineering, oil, water supply, shipbuilding, and other fields.
In the construction sector, our products are suitable for stair railings, guardrails, pillars, bridges, and other structural elements.
In the engineering field, our products are suitable for conveying coal, oil, and other materials, meeting the requirements of construction projects.
In the oil and gas sector, our products are suitable for transporting oil and gas with excellent sealing performance.
In the water supply sector, our products are suitable for conveying potable water, industrial water, etc., featuring corrosion resistance and wear resistance.
In the shipbuilding industry, our products are suitable for hull structures, drainage pipes, and more.
We understand your emphasis on product quality and delivery time, so we rigorously monitor the production process to ensure timely delivery and provide comprehensive after-sales service. Should you have any questions or requirements regarding our products, please feel free to contact us at any time, and we will be dedicated to serving you.
Thank you for choosing Shunde Longyao Steel Co., Ltd. in Foshan! We look forward to partnering with you to create a promising future together!






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