This 36 inch Schedule 10 pipe reference brings the key dimensional and weight information for NPS 36 (DN900) into one place. Use it when checking piping layouts, preparing fabrication drawings, reviewing material takeoffs, or comparing pipe data during early design work.
The table below is the primary reference for the listed outside diameter, wall thickness, inside diameter, and weight. Keep the nominal size, schedule designation, and dimensional basis together when transferring information into specifications, CAD drawings, or procurement documents.
Schedule 10 pipe 36 inch (DN900) is a large-diameter steel pipe size commonly referenced in piping design, fabrication, and layout work. This page provides the standard dimensions, wall thickness, inside diameter, and weight per meter for NPS 36 Schedule 10 pipe based on ASME B36.10.
36 Inch Schedule 10 Pipe Dimensions
- Nominal Pipe Size (NPS): 36 inch
- Diameter Nominal (DN): DN900
- Outside Diameter (OD): 914 mm
- Wall Thickness: 7.92 mm
- Inside Diameter (ID): 898.16 mm
- Pipe Weight: 176.97 kg/m
- Pipe Weight Filled With Water: 810.22 kg/m
- Standard: ASME B36.10
Schedule 10 Pipe 36 Inch Data Table
| Pipe Size | DN | OD (mm) | Wall Thickness (mm) | ID (mm) | Weight (kg/m) |
|---|---|---|---|---|---|
| 36 inch | 900 | 914 | 7.92 | 898.16 | 176.97 |
What Does Schedule 10 Mean?
Schedule 10 refers to the wall thickness series of the pipe. For a given nominal pipe size, the outside diameter stays fixed while the wall thickness changes according to the schedule. As wall thickness increases, the inside diameter becomes smaller and the pipe weight increases.
Typical Uses of 36 Inch Schedule 10 Pipe
NPS 36 Schedule 10 pipe is often used in systems where a large flow area is needed with relatively light wall thickness compared with heavier schedules. It may be used in utility piping, water systems, low-pressure process lines, drainage systems, duct-related fabrication, and plant layout applications where dimensional reference is important.
Why Pipe Weight Matters
Knowing the pipe weight per meter is useful for transport planning, support design, steel structure loading, lifting studies, and estimating total installed weight. For long pipeline runs, even small changes in wall thickness can significantly affect the total project weight.
36 Inch Schedule 10 Pipe Calculation Notes
The published weight per meter is generally based on standard steel pipe weight formulas using pipe outside diameter and wall thickness. Actual product weight may vary slightly depending on manufacturing tolerance, material grade, and supply standard.
Frequently Asked Questions
What is the outside diameter of 36 inch Schedule 10 pipe?
The outside diameter is 914 mm.
What is the wall thickness of DN900 Schedule 10 pipe?
The wall thickness is 7.92 mm.
What is the inside diameter of NPS 36 Schedule 10 pipe?
The inside diameter is 898.16 mm.
How much does 36 inch Schedule 10 pipe weigh?
The approximate weight is 176.97 kg/m.
Which standard covers this pipe size?
This dimension data is based on ASME B36.10 for welded and seamless wrought steel pipe.
Conclusion
Schedule 10 pipe 36 inch (DN900) has an outside diameter of 914 mm, wall thickness of 7.92 mm, inside diameter of 898.16 mm, and a weight of 176.97 kg/m. This page is useful as a quick reference for pipe sizing, drafting, estimation, and piping design work.
How to Read the 36 Inch Schedule 10 Pipe Data
NPS identifies the nominal inch-based pipe size, while DN provides the corresponding metric designation. These labels identify the pipe size, but they should not be treated as the actual measured outside or inside diameter.
The outside diameter is the external size used for layout coordination, clearance checks, supports, and connection planning. The wall thickness describes the pipe wall associated with the schedule. The inside diameter is derived from the outside diameter and wall thickness and is useful when reviewing flow passage, internal clearance, and lining or corrosion allowance considerations.
For estimating and handling, distinguish between the listed dry pipe weight and the weight of pipe filled with water. The water-filled figure is especially relevant when considering temporary lifting, support reactions, transport, and operating-condition loads. Final support and structural checks still require the applicable project loads, support arrangement, material information, and engineering verification.
Using This Reference in Design and Drafting
- Use the outside diameter when coordinating pipe routing with structural steel, equipment, insulation, and nearby services.
- Use the inside diameter when checking internal passage or comparing alternative pipe schedules.
- Use the weight per meter for preliminary material takeoffs and line-weight reviews.
- Use the water-filled weight when reviewing an operating or test condition that includes internal water.
- Check the project specification and purchasing requirements before treating the tabulated dimensions as a complete procurement description.
For broader context, this page can be reviewed alongside the site’s pipe schedule references, NPS-to-DN size guidance, pipe weight resources, and fittings and flanges references. A downloadable DWG is also useful when the dimensional reference needs to move directly into a layout or drafting workflow.
Additional Questions About 36 Inch Schedule 10 Pipe
Are NPS 36 and DN900 the same pipe designation?
They are the inch-based and metric nominal designations used to identify this pipe size. Always retain the full size and schedule description when communicating with designers, fabricators, and suppliers.
Should outside diameter or inside diameter be used for layout?
Use the outside diameter for external clearance, routing, and connection coordination. Use the inside diameter for internal passage and flow-related checks. The appropriate dimension depends on the specific design task.
Why is the water-filled weight listed separately?
Pipe handling and support conditions can differ between an empty pipe and a pipe containing water. Keeping the two values separate helps prevent confusion during preliminary load reviews and lifting or transport planning.
Does Schedule 10 alone confirm pressure suitability?
No. A schedule designation identifies a wall-thickness series, not a complete design qualification. Pressure, temperature, material, joining method, corrosion considerations, code requirements, and project conditions must be reviewed by the responsible engineer.
Can the listed weight be used as the final shipping weight?
Use the listed value as a reference for estimating. Actual supplied weight can vary with manufacturing tolerance, material grade, product configuration, and the applicable supply requirements.