This reference page explains how to read the dimensional data for 10 inch Schedule 10S pipe, also identified as NPS 10 and DN250. Use the table below for the authoritative local values, then compare the terminology with related references for pipe schedules, stainless steel pipe dimensions, and pipe fittings and flanges.
For drafting and coordination, the accompanying Schedule 10S Pipe 10 Inch DN250 DWG provides a practical CAD reference. Confirm project specifications, material requirements, fabrication tolerances, and applicable design conditions before using dimensional data for procurement or engineering decisions.
Schedule 10S pipe 10 inch (DN250) is a stainless steel pipe size commonly used in piping design, fabrication, drafting, and engineering reference work. This page provides the standard dimensions, wall thickness, inside diameter, and weight per meter for NPS 10 Schedule 10S pipe based on ASME B36.19.
10 Inch Schedule 10S Pipe Dimensions
- Nominal Pipe Size (NPS): 10 inch
- Diameter Nominal (DN): DN250
- Outside Diameter (OD): 273.1 mm
- Wall Thickness: 4.19 mm
- Inside Diameter (ID): 264.72 mm
- Pipe Weight: 27.79 kg/m
- Pipe Weight Filled With Water: 82.8 kg/m
- Reference Standard: ASME B36.19
- Pipe Type: Stainless Steel Pipe
Schedule 10S Pipe 10 Inch Data Table
| Pipe Size | DN | OD (mm) | Wall Thickness (mm) | ID (mm) | Weight (kg/m) |
|---|---|---|---|---|---|
| 10 inch | 250 | 273.1 | 4.19 | 264.72 | 27.79 |
What Does Schedule 10S Mean?
Schedule 10S is a stainless steel pipe schedule covered by ASME B36.19. For the same nominal pipe size, the outside diameter remains fixed while the wall thickness changes with the schedule. The “S” designation is commonly used for stainless steel pipe schedules.
Typical Uses of 10 Inch Schedule 10S Pipe
NPS 10 Schedule 10S pipe is commonly used in stainless steel piping systems for industrial plants, utility services, food and beverage facilities, water-related systems, and fabrication work where corrosion resistance and dimensional accuracy are important.
Why Pipe Weight Matters
Pipe weight per meter is useful for transport planning, lifting studies, support design, structural loading, fabrication estimates, and installation planning. In stainless steel piping systems, accurate weight data helps improve material handling, support spacing, and total project cost estimation.
10 Inch Schedule 10S Pipe Calculation Notes
The listed weight is based on standard stainless steel pipe dimensions using the outside diameter and wall thickness of the pipe. Actual product weight may vary slightly depending on manufacturing tolerance, material grade, and supplier standard.
Frequently Asked Questions
What is the outside diameter of 10 inch Schedule 10S pipe?
The outside diameter is 273.1 mm.
What is the wall thickness of DN250 Schedule 10S pipe?
The wall thickness is 4.19 mm.
What is the inside diameter of NPS 10 Schedule 10S pipe?
The inside diameter is 264.72 mm.
How much does 10 inch Schedule 10S pipe weigh?
The approximate weight is 27.79 kg/m.
Which standard covers this pipe size?
This dimension data is based on ASME B36.19 for stainless steel pipe.
Conclusion
Schedule 10S pipe 10 inch (DN250) has an outside diameter of 273.1 mm, wall thickness of 4.19 mm, inside diameter of 264.72 mm, and a weight of 27.79 kg/m. It is a useful reference for piping design, drafting, estimating, and stainless steel fabrication work.
How to Read This Pipe Reference
NPS and DN are nominal size designations rather than direct measurements of the pipe’s outside or inside diameter. The outside diameter is the dimensional basis used to identify the pipe size, while the inside diameter is affected by the selected wall thickness.
For this entry, the listed outside diameter, wall thickness, and inside diameter describe the physical geometry of the pipe. These values are useful when checking clearances, preparing piping layouts, coordinating connections, and creating fabrication or installation drawings.
Schedule and wall thickness
A pipe schedule identifies a standardized wall-thickness designation for a nominal pipe size. The schedule should not be treated as a standalone pressure rating. Pressure capability also depends on material grade, design temperature, allowable stress, manufacturing requirements, joining details, corrosion considerations, and the governing design code.
Using the weight information
The listed mass per meter supports material takeoffs, handling plans, support-load checks, shipping estimates, and fabrication planning. The filled-with-water value is a separate reference for considering the additional service load of the contained fluid. Confirm actual product mass with the manufacturer when purchasing or performing detailed structural and support calculations.
Related PipeSTD resources
- Use the pipe dimensions and schedules reference to compare nominal size, outside diameter, wall thickness, and inside diameter terminology.
- Review stainless steel pipe and fitting references when coordinating pipe ends with fittings, valves, and flanges.
- Consult the pipe weight reference for estimating and support-planning workflows.
- Download the 10 inch Schedule 10S DWG file when a CAD background or dimensional drafting reference is needed.
Additional Reference Questions
Is DN250 the measured inside diameter?
No. DN250 is a nominal metric designation associated with this pipe size. The actual inside and outside diameters are the dimensional values listed in the source table.
Does Schedule 10S alone determine whether the pipe is acceptable for a project?
No. Schedule designation describes dimensional wall thickness. Material grade, code requirements, operating conditions, joining method, corrosion allowance, and project specifications must also be checked by the responsible engineer.
Why should the DWG be checked against the table?
A DWG is useful for layout and drafting, while the page table provides the stated dimensional reference. Checking both can help identify coordination issues, but project drawings and approved supplier documentation remain controlling for fabrication.