DN NOMINAL PIPE SIZE CHART - DIMENSIONS IN MILLIMETRES (MM). DIAMETERS. SCHEDULES. DN in mm. OD. 5. 5s. 10 10s. 20. 30. 40. 40s Std 60. 80. 80s XS. 100 120 140 ... |
The size of pipes, fittings, flanges and valves are often given in inches as NPS - Nominal Pipe Size, or in metric units as DN - 'Diametre Nominal'. |
DN. Outside Diameter (OD). Equivalent NPS. Dimensions mm. Dimensions. 10. 17.2. 3/8. 15. 21.3. 1/2. 20. 26.9. 3/4. 25. 33.7. 1. 32. 42.4. 1 1/4. 40. 48.3. 1 1/2. |
NPS is often incorrectly called National Pipe Size, due to confusion with national pipe thread (NPT). The metric equivalent is called DN or “diametre nominel“. |
Metric Pipe Sizes Dn "Diametre Nominel" per ISO vs NPS "Nominal Pipe Size" Equivalent for DN 5S to DN 2200, NPS Schedule 40S to 30 ... |
Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. Application · NPS tables for selected sizes |
Pipes are sized according to two measurement designations: DN and NPS. Download our free chart to convert your measurements into the correct pipe size. |
Conversion table DN to inch NPS showing the equivalences that exist when measuring a pipe between nominal pipe diameter and NPS. |
Easily convert between inch-based measurements and metric measurements for pipes, tubes, valve connections, and other industrial devices. |
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