Use this page as a quick reference for 4 inch (DN100) Schedule 10S stainless steel pipe dimensions and drafting data. The table below brings together the outside diameter, wall thickness, inside diameter, and unit weight needed for piping layouts, material estimates, and fabrication checks.
For related design work, connect this reference with the site’s resources for stainless steel pipe schedules, NPS and DN pipe sizes, pipe fittings, flange dimensions, and pipe CAD/DWG files. Always compare the dimensional data with the project specification and the manufacturer’s documentation before procurement or fabrication.
Schedule 10S pipe 4 inch (DN100) 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 4 Schedule 10S pipe based on ASME B36.19.
4 Inch Schedule 10S Pipe Dimensions
- Nominal Pipe Size (NPS): 4 inch
- Diameter Nominal (DN): DN100
- Outside Diameter (OD): 114.3 mm
- Wall Thickness: 3.05 mm
- Inside Diameter (ID): 108.2 mm
- Pipe Weight: 8.37 kg/m
- Pipe Weight Filled With Water: 17.56 kg/m
- Reference Standard: ASME B36.19
- Pipe Type: Stainless Steel Pipe
Schedule 10S Pipe 4 Inch Data Table
| Pipe Size | DN | OD (mm) | Wall Thickness (mm) | ID (mm) | Weight (kg/m) |
|---|---|---|---|---|---|
| 4 inch | 100 | 114.3 | 3.05 | 108.2 | 8.37 |
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 āSā designation is commonly used for stainless steel pipe schedules.
Typical Uses of 4 Inch Schedule 10S Pipe
NPS 4 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.
4 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 4 inch Schedule 10S pipe?
The outside diameter is 114.3 mm.
What is the wall thickness of DN100 Schedule 10S pipe?
The wall thickness is 3.05 mm.
What is the inside diameter of NPS 4 Schedule 10S pipe?
The inside diameter is 108.2 mm.
How much does 4 inch Schedule 10S pipe weigh?
The approximate weight is 8.37 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 4 inch (DN100) has an outside diameter of 114.3 mm, wall thickness of 3.05 mm, inside diameter of 108.2 mm, and a weight of 8.37 kg/m. It is a useful reference for piping design, drafting, estimating, and stainless steel fabrication work.
How to Use This 4 Inch Schedule 10S Reference
NPS 4 and DN100 are nominal designations rather than direct measurements of the pipe outside diameter. For layout and modeling, use the listed outside diameter and wall thickness. The inside diameter is useful when checking clearances, flow-area assumptions, and connections to compatible components.
Schedule identifies the dimensional wall-thickness series for a nominal pipe size. It should not be treated as a complete material or design specification. Project requirements may also address stainless steel grade, product form, manufacturing requirements, corrosion conditions, joining method, and inspection documentation.
Drafting and Estimating Considerations
- Use the outside diameter when coordinating pipe routes, clamps, supports, sleeves, and connection geometry.
- Use the wall thickness and inside diameter when reviewing section details, bore transitions, and component interfaces.
- Use the listed mass per meter for preliminary material takeoffs, handling reviews, and support-load discussions.
- Use the water-filled value when the operating or testing condition requires the contained fluid to be considered in a load review.
- Keep the downloadable DWG with the project reference set, and verify units and layer conventions before inserting it into production drawings.
Related Pipe Reference Topics
This page works well as a hub for internal links to a pipe schedule chart, a stainless steel pipe dimension guide, DN-to-NPS terminology, pipe support references, and pipe fitting and flange CAD resources. Those related pages help readers move from a single dimensional lookup to broader routing, connection, and drafting tasks.
More Questions About 4 Inch Schedule 10S Pipe
Does the nominal 4 inch designation equal the outside diameter?
No. The nominal designation identifies the pipe size within the dimensional system. For physical layout and component coordination, use the outside diameter shown in the reference data.
Can the listed weight be used as a final structural load?
It is useful for preliminary estimating and planning, but final support and structural checks should account for the project configuration, attachments, contents, insulation, operating condition, and applicable design requirements.
Does Schedule 10S alone specify the stainless steel grade?
No. The schedule describes the pipe dimension series. Confirm the required stainless steel grade and other purchase requirements separately in the project specification and supplier documentation.
Why should the DWG be checked before use?
CAD files may require review for units, insertion scale, layer structure, drafting conventions, and coordination with the project’s current piping and equipment model.