4 Inch Schedule 160 Carbon Steel Pipe
4 Inch Schedule 160 Carbon Steel Pipe
4-inch Schedule 160 carbon steel pipe features a heavy wall build to handle higher working pressures in piping systems. Manufactured from carbon steel, it sees wide use in industrial fluid conveyance, process piping and other heavy-duty applications. This pipe can be supplied as seamless or welded, with customizable lengths, end preparations and surface finishes to match individual project specifications.
- Mill Test Certificate Provided
- Strict Quality Inspection
- Custom Sizes Available
- On-Time Global Delivery
4 Inch Schedule 160 Carbon Steel Pipe is a heavy-wall carbon steel tubing designed for piping systems that require higher pressure capability and mechanical strength. With a nominal size of 4 inches and Schedule 160 wall thickness, it is commonly used in industrial process piping, fluid transportation, and other demanding service conditions. The pipe can be supplied in seamless or welded construction, depending on the required standard and application. Common options include plain, beveled, or threaded ends, as well as black, oiled, painted, or galvanized surfaces. Lengths and quantities can be supplied according to project requirements.
Key Features
- 4-inch nominal size for industrial piping and fluid transportation systems.
- Schedule 160 heavy-wall construction for applications requiring higher pressure capability.
- Carbon steel material provides practical strength for demanding service conditions.
- Available in seamless or welded construction based on project specifications.
- Plain, beveled, or threaded ends can be supplied according to installation requirements.
- Available in different lengths and surface treatments for project-specific orders.

4 Inch Schedule 160 Carbon Steel Pipe Specifications
| Item | Available Range |
|---|---|
| Product | 4 Inch Schedule 160 Carbon Steel Pipe |
| Material | Carbon Steel |
| Nominal Size | 4 Inch / DN100 |
| Schedule | Schedule 160 |
| Outside Diameter | 4.500 Inch / 114.3 mm |
| Wall Thickness | 0.531 Inch / 13.49 mm |
| Manufacturing | Seamless / Welded |
| Standard | ASME B36.10 / ASTM A106 / ASTM A53 |
| Length | 5.8 m / 6 m / 11.8 m / Customized |
| End Type | Plain End / Beveled End / Threaded End |
| Surface | Black / Oiled / Painted / Customized |
| Application | Industrial Piping / Process Piping / Fluid Transportation |

Applications
- Used for high-pressure industrial process piping and fluid transportation.
- Suitable for petrochemical plants and refinery piping systems.
- Used in oil and gas pipelines where heavy-wall pipe is required.
- Suitable for power plant and energy facility piping systems.
- Used for industrial water, cooling water, and utility piping.
- Applied in engineering and construction projects requiring heavy-wall carbon steel pipe.
FAQ
1. What is a 4 Inch Schedule 160 Carbon Steel Pipe?
It is a 4-inch carbon steel pipe with a heavy Schedule 160 wall, designed for piping systems requiring higher pressure capability.
2. What are the dimensions of a 4 Inch Schedule 160 pipe?
The standard outside diameter is 4.500 inches (114.3 mm), with a wall thickness of approximately 0.531 inches (13.49 mm).
3. What applications is this pipe suitable for?
It is commonly used for industrial process piping, fluid transportation, petrochemical facilities, energy projects, and other demanding piping systems.
4. Is the pipe available in seamless and welded types?
Yes, it can be supplied as seamless or welded pipe depending on the required standard, specification, and application.
5. What lengths are available?
Common lengths include 5.8 m, 6 m, and 11.8 m, while customized lengths can be discussed for specific projects.
6. Can the pipe ends and surface finish be customized?
Yes, plain, beveled, or threaded ends and surface options such as black, oiled, or painted finishes can be supplied according to requirements.








