12 Inch Low Carbon Steel Pipe
12 Inch Low Carbon Steel Pipe
12 Inch Low Carbon Steel Pipe is used for water transmission, industrial fluid transportation, and general piping systems. Made from low carbon steel, it offers good weldability and is suitable for fabrication and installation work. The pipe can be supplied in different wall thicknesses, lengths, and end finishes according to project specifications, applicable standards, and operating requirements.
- Mill Test Certificate Provided
- Strict Quality Inspection
- Custom Sizes Available
- On-Time Global Delivery
12 Inch Low Carbon Steel Pipe is used in water transmission, industrial fluid transportation, and large-diameter piping systems. Manufactured from low carbon steel, it offers good weldability and can be processed by cutting, welding, and other common fabrication methods. The pipe has a nominal diameter of 12 inches, with the outside diameter, wall thickness, and length selected according to the required standard and project specifications. It is suitable for applications where reliable pipe connections and practical installation are important. Available options may include seamless or welded construction, plain or beveled ends, and different surface finishes. Black, painted, or galvanized finishes can be considered depending on the service environment. Custom sizes, lengths, and quantities can be discussed based on your project requirements.
Key Feature
- 12-Inch Nominal Size: Suitable for large-diameter piping systems used in industrial and infrastructure projects.
- Low Carbon Steel Material: Offers good weldability for pipe fabrication and installation.
- Multiple Wall Thicknesses: Available in different thicknesses according to the required specifications and application.
- Seamless or Welded Options: Construction type can be selected based on project requirements and applicable standards.
- Flexible End Finishes: Plain ends and beveled ends are available to suit different pipe connection methods.
- Custom Supply Options: Pipe lengths, surface treatments, and order quantities can be discussed to meet project needs.

12 Inch Low Carbon Steel Pipe Specifications
| Item | Available Range |
|---|---|
| Product | 12 Inch Low Carbon Steel Pipe |
| Material | Low Carbon Steel |
| Nominal Size | 12 Inch / DN300 |
| Outside Diameter | 12.750 Inch / 323.9 mm |
| Wall Thickness | Available in Different Schedules / Customized |
| Manufacturing | Seamless / ERW / LSAW / SSAW |
| Standard | ASTM A53 / ASTM A106 / API 5L / ASME B36.10 |
| Length | 6 m / 12 m / Customized |
| End Type | Plain End / Beveled End / Customized |
| Surface | Black / Oiled / Painted / Galvanized |
| Application | Water Transmission / Industrial Piping / Fluid Transportation |
| Customization | Wall Thickness / Length / Surface Treatment / Quantity |
Applications
Used in municipal water transmission pipelines for transporting water over long distances.
Suitable for industrial water supply and circulation systems in factories.
Used in wastewater treatment plants for transferring process water and wastewater.
Applied in oil and gas facilities for suitable low-carbon steel piping services.
Used in power plants for utility water and cooling water pipeline systems.
Suitable for large-diameter piping installations in commercial and industrial construction projects.
Frequently Asked Questions About 12 Inch Low Carbon Steel Pipe
1. What is a 12 Inch Low Carbon Steel Pipe?
It is a large-diameter steel pipe made from low carbon steel, commonly used for water transmission, industrial piping, and fluid transportation.
2. What is the outside diameter of a 12-inch steel pipe?
For standard NPS 12 pipe, the outside diameter is 323.9 mm (12.75 inches), while the wall thickness depends on the selected schedule.
3. Is this pipe available in seamless and welded types?
Yes, it can be supplied as seamless or welded pipe, depending on the required specifications and manufacturing standards.
4. What applications are suitable for this pipe?
It is commonly used in municipal water pipelines, industrial water supply, wastewater treatment, power plants, and suitable oil and gas piping systems.
5. What lengths are available for 12-inch low carbon steel pipe?
Common supply lengths include 6 m and 12 m, with customized lengths available depending on production conditions and order requirements.
6. Can the pipe material, wall thickness, and surface finish be customized?
Yes, material grades, wall thicknesses, pipe lengths, and surface treatments can be selected according to project specifications and applicable standards.









