This reference is intended for engineers, drafters, fabricators, estimators, and procurement teams checking 2 inch Schedule 160 pipe dimensions. Use the data below to compare the nominal size, outside diameter, wall thickness, inside diameter, and unit weight when reviewing piping layouts, material takeoffs, or fabrication documents.
For broader context, readers may also benefit from related references covering pipe schedules, NPS and DN terminology, steel pipe dimensions, and pipe weight calculations. These topics help explain how this individual size fits within a larger piping reference set.
Schedule 160 pipe 2 inch (DN50) is an extra heavy-wall steel pipe size commonly used in piping design, fabrication, drafting, and engineering estimation work. This page provides the standard dimensions, wall thickness, inside diameter, and weight per meter for NPS 2 Schedule 160 pipe based on ASME B36.10.
2 Inch Schedule 160 Pipe Dimensions
- Nominal Pipe Size (NPS): 2 inch
- Diameter Nominal (DN): DN50
- Outside Diameter (OD): 60.3 mm
- Wall Thickness: 8.74 mm
- Inside Diameter (ID): 42.82 mm
- Pipe Weight: 11.11 kg/m
- Pipe Weight Filled With Water: 12.54 kg/m
- Reference Standard: ASME B36.10
- Pipe Type: Steel Pipe
Schedule 160 Pipe 2 Inch Data Table
| Pipe Size | DN | OD (mm) | Wall Thickness (mm) | ID (mm) | Weight (kg/m) |
|---|---|---|---|---|---|
| 2 inch | 50 | 60.3 | 8.74 | 42.82 | 11.11 |
What Does Schedule 160 Mean?
Schedule 160 refers to an extra heavy wall thickness series used for steel pipe under ASME B36.10. For the same nominal pipe size, the outside diameter remains fixed while the wall thickness increases according to the schedule. A much thicker wall reduces the inside diameter and significantly increases pipe weight.
Typical Uses of 2 Inch Schedule 160 Pipe
NPS 2 Schedule 160 pipe is commonly referenced for very heavy-duty industrial piping systems where extremely high wall thickness is required. It may be used in process piping, plant utility systems, structural loading checks, fabrication work, and engineering applications where pipe strength and wall thickness are more critical than maximum flow area.
Why Pipe Weight Matters
Pipe weight per meter is essential for transport planning, lifting studies, support design, structural loading, fabrication estimates, and installation planning. For a 2 inch Schedule 160 pipe, the extra heavy wall thickness results in much higher installed weight than lighter schedules, so accurate weight data is important for engineering and construction work.
2 Inch Schedule 160 Pipe Calculation Notes
The listed weight is based on standard steel pipe dimensions using the outside diameter and wall thickness of the pipe. Actual product weight may vary slightly depending on manufacturing tolerance, material specification, and supplier standard.
Frequently Asked Questions
What is the outside diameter of 2 inch Schedule 160 pipe?
The outside diameter is 60.3 mm.
What is the wall thickness of DN50 Schedule 160 pipe?
The wall thickness is 8.74 mm.
What is the inside diameter of NPS 2 Schedule 160 pipe?
The inside diameter is 42.82 mm.
How much does 2 inch Schedule 160 pipe weigh?
The approximate weight is 11.11 kg/m.
Which standard covers this pipe size?
This dimension data is based on ASME B36.10 for steel pipe.
Conclusion
Schedule 160 pipe 2 inch (DN50) has an outside diameter of 60.3 mm, wall thickness of 8.74 mm, inside diameter of 42.82 mm, and a weight of 11.11 kg/m. It is a useful reference for piping design, fabrication, estimating, and heavy-duty industrial engineering work.
How to Read the Schedule 160 Pipe Data
The nominal designation identifies the pipe size used for piping and fitting coordination; it is not the same as a direct measurement of the pipe bore. The outside diameter is the fixed external reference shown in the table, while the wall thickness describes the material between the outside and inside surfaces.
The inside diameter is especially useful when checking available flow area, internal clearances, lining requirements, or compatibility with connected components. Because the outside diameter is retained while the wall becomes heavier, the internal opening is smaller than it would be for a lighter wall series of the same nominal size.
Using the Weight Information in Engineering Work
The listed pipe weight is useful for material estimates, support and hanger studies, lifting plans, transport planning, and checking the dead load of piping assemblies. The separate water-filled value should not be confused with the dry pipe weight; it represents a different loading condition for planning purposes.
For a complete installed-load review, account for connected fittings, flanges, valves, insulation, supports, contents, and any project-specific allowances. Supplier data and the applicable material specification should be checked before final procurement or structural verification.
Drafting and CAD Reference Notes
When preparing a piping drawing, coordinate the pipe’s outside diameter and wall thickness with the selected fittings, flanges, branches, and connection details. The downloadable DWG reference can support drafting workflows, but the drawing should still be checked against the project specification, fabrication requirements, and the dimensions used by the connected components.
Useful related internal references include pipe flange dimensions, butt-weld fitting dimensions, pipe support design, and piping isometric drafting. Linking these subjects helps readers move from a single pipe-size lookup to the surrounding design tasks.
Additional Questions About 2 Inch Schedule 160 Pipe
Is NPS 2 the same as DN50?
In this reference, the nominal designations are paired as 2 inch NPS and DN50. They identify the same nominal pipe size for the purpose of this dimension listing, but neither designation should be treated as the measured outside or inside diameter.
Why is the inside diameter smaller than the outside diameter?
The wall occupies the space between the external and internal surfaces. The inside diameter therefore reflects the outside diameter after allowing for the pipe wall on both sides.
Can the listed pipe weight be used as the final project weight?
It is a useful reference value for estimating and preliminary checks. Final project weights should also consider manufacturing tolerances, the specified material, connected components, coatings or insulation, contents, and supplier documentation.
What should be checked before using the DWG file?
Confirm the drawing scale or unit settings, the project drafting conventions, the connected component dimensions, and the applicable fabrication or procurement requirements before using the file as a controlled design reference.
Does Schedule 160 alone determine whether the pipe is suitable for a design?
No. Schedule identifies a wall-thickness series, but design suitability also depends on the service, material specification, temperature, pressure, joining method, corrosion allowance, code requirements, and engineering verification.