DN 50 IS 6392 PN 64 Flange Dimensions
DN 50 (2") to IS 6392: pipe OD 60.3 mm; OD 180 mm; thickness 26 mm; raised face 102 mm; RF height 3 mm.
Key to dimensions
- D
- Outside diameter of flange
- A
- Pipe outside diameter (hub diameter at the weld end)
- C
- Flange thickness, excluding raised face unless stated
- d1
- Raised face diameter
- f
- Raised face height
- N
- Neck / hub diameter at base
- H
- Length through hub / neck length
- K
- Bolt circle (pitch circle) diameter
- n
- Number of bolts
- L
- Bolt hole diameter
- Bolt
- Bolt size (metric M or inch diameter)
DN 50 IS 6392 PN 64 Flange Dimensions — all dimensions
PN 64 (Table 34) — plate flanges for welding (slip-on plate)
| Dimension | Value | Equivalent |
|---|---|---|
| Pipe OD — A | 60.3 mm | 2.37 in |
| Flange OD — D | 180 mm | 7.09 in |
| Flange — C | 26 mm | 1.02 in |
| Raised face — d1 | 102 mm | 4.02 in |
| RF height — f | 3 mm | 0.118 in |
| Bolt circle — K | 135 mm | 5.31 in |
| Number of bolts | 4 | |
| Hole dia — L | 22 mm | 0.866 in |
| Bolt size | M20 |
PN 64 (Table 33) — weld-neck flanges
| Dimension | Value | Equivalent |
|---|---|---|
| Pipe OD — A | 60.3 mm | 2.37 in |
| Flange OD — D | 180 mm | 7.09 in |
| Weld neck — C | 26 mm | 1.02 in |
| WN length — H | 62 mm | 2.44 in |
| Hub / neck dia — N | 82 mm | 3.23 in |
| Raised face — d1 | 102 mm | 4.02 in |
| RF height — f | 3 mm | 0.118 in |
| Bolt circle — K | 135 mm | 5.31 in |
| Number of bolts | 4 | |
| Hole dia — L | 22 mm | 0.866 in |
| Bolt size | M20 |
Values are nominal, from IS 6392 PN 64 Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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DN 50 IS 6392 PN 64 Flange Dimensions: common questions
What are the DN 50 IS 6392 PN 64 Flange Dimensions?
DN 50 (2") to IS 6392: pipe OD 60.3 mm; OD 180 mm; thickness 26 mm; raised face 102 mm; RF height 3 mm.
Does Teshi Group manufacture DN 50 flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to IS 6392, 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 IS 6392 PN 64 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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