This reference page is intended for engineers, designers, fabricators, estimators, and CAD users checking Schedule 10S pipe 6 inch (DN150) dimensions. Use the table below as the local dimensional reference, then confirm material, manufacturing tolerance, joining method, and project requirements before using the data for procurement or design.
For related work, compare this entry with the site’s stainless steel pipe references, pipe schedule explanations, pipe weight resources, and fitting or flange dimension guides. These related topics help connect a straight-pipe dimension check with the rest of a piping layout.
Schedule 10S pipe 6 inch (DN150) 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 6 Schedule 10S pipe based on ASME B36.19.
6 Inch Schedule 10S Pipe Dimensions
- Nominal Pipe Size (NPS): 6 inch
- Diameter Nominal (DN): DN150
- Outside Diameter (OD): 168.3 mm
- Wall Thickness: 3.4 mm
- Inside Diameter (ID): 161.5 mm
- Pipe Weight: 13.83 kg/m
- Pipe Weight Filled With Water: 34.3 kg/m
- Reference Standard: ASME B36.19
- Pipe Type: Stainless Steel Pipe
Schedule 10S Pipe 6 Inch Data Table
| Pipe Size | DN | OD (mm) | Wall Thickness (mm) | ID (mm) | Weight (kg/m) |
|---|---|---|---|---|---|
| 6 inch | 150 | 168.3 | 3.4 | 161.5 | 13.83 |
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 6 Inch Schedule 10S Pipe
NPS 6 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.
6 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 6 inch Schedule 10S pipe?
The outside diameter is 168.3 mm.
What is the wall thickness of DN150 Schedule 10S pipe?
The wall thickness is 3.4 mm.
What is the inside diameter of NPS 6 Schedule 10S pipe?
The inside diameter is 161.5 mm.
How much does 6 inch Schedule 10S pipe weigh?
The approximate weight is 13.83 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 6 inch (DN150) has an outside diameter of 168.3 mm, wall thickness of 3.4 mm, inside diameter of 161.5 mm, and a weight of 13.83 kg/m. It is a useful reference for piping design, drafting, estimating, and stainless steel fabrication work.
How to Use This Schedule 10S Pipe Reference
The designation combines several identifiers that are useful in drawings and specifications. NPS identifies the nominal pipe size used in the inch-based piping system, while DN provides the corresponding metric designation. The nominal size should not be treated as the pipe’s measured outside or inside diameter; use the stated OD and ID when checking clearances, connections, or layout geometry.
Dimension checks for drafting and fabrication
The outside diameter is especially useful when coordinating pipe with fittings, clamps, supports, sleeves, and openings. The wall thickness and inside diameter are useful for section details, bore checks, and model coordination. When preparing a fabrication drawing, also verify the applicable fitting dimensions, end preparation, weld details, and tolerances rather than assuming that the straight-pipe dimensions define the complete assembly.
Schedule designation and material specification
Schedule 10S identifies a stainless steel dimensional schedule referenced to ASME B36.19. It does not, by itself, identify every purchasing requirement. A project specification or purchase order may also need to state the material grade, product form, surface condition, inspection requirements, and applicable manufacturing requirements.
Using the weight data responsibly
The listed mass per meter is useful for estimating, handling, transport, support coordination, and preliminary load review. The water-filled value can help with system loading discussions, but actual operating loads may also include contents, insulation, valves, fittings, supports, and other attached components. Confirm the final loading basis with the responsible engineer and the project design criteria.
Suggested related references
- Link to a general pipe schedule and wall thickness guide when explaining how schedule designations are organized.
- Link to a stainless steel pipe dimensions reference for comparison with other nominal sizes and schedules.
- Link to a pipe weight calculator or weight reference for estimating material and handling loads.
- Link to flange and fitting dimension references when this pipe is being coordinated with connected components.
- Link to the downloadable DWG reference near the CAD and drafting section so users can move from tabulated data to model coordination.
Additional Questions About 6 Inch Schedule 10S Pipe
Is the nominal size the same as the measured pipe diameter?
No. The nominal designation is a standardized size identifier. For dimensional checks, use the listed outside diameter, wall thickness, and inside diameter.
Does Schedule 10S identify the stainless steel grade?
No. The schedule identifies the dimensional series. The material grade and other purchasing requirements must be confirmed separately in the project specification or procurement documents.
Can the listed pipe weight be used as the complete piping-system load?
No. It represents the pipe reference weight provided on this page. A complete load review may also need to account for contents, fittings, valves, insulation, supports, and operating conditions.
Why should the pipe dimensions be checked against fitting dimensions?
Connected components can have their own dimensional and end-connection requirements. Confirming both the straight-pipe data and the applicable fitting or flange reference helps prevent coordination errors in drawings and fabrication.