DN 50 EN 1092-1 PN25 Flange Dimensions
DN 50 (2") to EN 1092-1: pipe OD 60.3 mm; OD 165 mm; PCD 125 mm; holes 18 mm; bolts 4.
Key to dimensions
- A
- Pipe outside diameter (EN 10220 / ISO series 1)
- D
- Outside diameter of flange
- K
- Bolt circle (pitch circle) diameter
- L
- Bolt hole diameter
- n
- Number of bolts
- C1
- Thickness of plate flange (Type 01)
- C2
- Thickness of weld neck and blind flanges (Types 11 and 05)
DN 50 EN 1092-1 PN25 Flange Dimensions — all dimensions
EN 1092-1 PN25 flange dimensions (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Pipe OD — A | 60.3 mm | 2.37 in |
| Flange OD — D | 165 mm | 6.50 in |
| Bolt circle — K | 125 mm | 4.92 in |
| Hole dia — L | 18 mm | 0.709 in |
| Number of bolts | 4 | |
| Bolt size | M16 | |
| Plate flange — C1 | 20 mm | 0.787 in |
| Weld neck / blind — C2 | 20 mm | 0.787 in |
Values are nominal, from EN 1092-1 PN25 Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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DN 50 EN 1092-1 PN25 Flange Dimensions: common questions
What are the DN 50 EN 1092-1 PN25 Flange Dimensions?
DN 50 (2") to EN 1092-1: pipe OD 60.3 mm; OD 165 mm; PCD 125 mm; holes 18 mm; bolts 4.
Does Teshi Group manufacture DN 50 flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to EN 1092-1, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the DN 50 dimensions as a PDF?
Yes. Use “Download PDF for this size” on this page to get a single-size, print-ready PDF with the drawing and every tabulated dimension, or download the full EN 1092-1 PN25 Flange Dimensions chart.
Need DN 50 flanges?
Teshi Group manufactures them in India — send your size, rating and material and get a quote in 24–48 hours.
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