Common outer diameters of spiral steel pipes include 219mm, 325mm, 406mm, 508mm, 610mm, 711mm, 800mm, 820mm, 850mm, 914mm, 1000mm, 1020mm, 1200mm, 1220mm, 1420mm, 1520mm, 1680mm, and 1800mm.

These spiral steel pipes with various outer diameters are widely used in industrial and municipal engineering fields, such as water supply and drainage projects, wastewater treatment plants, and water conservancy projects. Spiral steel pipes of different outer diameters can be selected to meet the actual engineering requirements.

Shunde Longyao Steel Co., Ltd. in Foshan was established on May 11, 2015. The legal representative is Huang Songming, and the company's business scope includes: selling steel; domestic commerce.

The weight of spiral steel pipes varies due to factors such as specifications, material, thickness, and production process.

For a common spiral steel pipe with an outer diameter of 219mm and a wall thickness of 6mm, its weight per meter is approximately 31.4kg. A spiral steel pipe with an outer diameter of 325mm and a wall thickness of 7mm weighs about 67.6kg per meter. In contrast, a spiral steel pipe with an outer diameter of 914mm and a wall thickness of 13mm weighs a staggering 357.0kg per meter.

Additionally, the weight of spiral steel pipes from different manufacturers may vary, so the specific weight should be verified according to the data provided by the manufacturer.