A spiral steel pipe is typically sold in the following scenarios:

High production difficulty: The production of spiral steel pipes requires specialized equipment and processes, which may be beyond the capability of small-scale manufacturers. Consequently, these manufacturers might sell spiral steel pipes in quantities as low as one piece to reduce production costs. Customized Services: Some spiral steel pipe manufacturers offer customization services, producing according to customer specifications. In such cases, manufacturers may provide a one-piece minimum order to cater to individual customer needs. Low market demand: In certain markets, such as rural or remote areas, demand is relatively low, and spiral steel pipe manufacturers may offer a one-piece minimum order to meet these market needs. Note that spiral steel pipes sold in one-piece minimum orders are typically more expensive due to higher production costs. Additionally, if purchasing in large quantities, it is advisable to choose manufacturers with scale and strength to ensure product quality and reasonable pricing.

There are numerous types and specifications of spiral steel pipes; the following only lists a partial range:

Diameters (DN) range from 20 mm (DN20) to 2000 mm (DN2000), with common diameters including: DN50, DN100, DN150, DN200, DN250, DN300, DN350, DN400, DN450, DN500, DN600, DN700, DN800, DN900, DN1000, DN1200, DN1400, DN1600, DN1800, and DN2000.

The above data is for reference only. If needed, it is recommended to consult the manufacturers of spiral steel pipes.

Foshan Shunde Langyao Iron and Steel Co., Ltd. was established on May 11, 2015. The legal representative is Huang Songming, and the company is engaged in the sale of steel products; domestic commerce.