DN 400 IS 6392 PN 10 Flange Dimensions
DN 400 (16") to IS 6392: pipe OD 406.4 mm; OD 565 mm; thickness 32 mm; raised face 482 mm; RF height 4 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 400 IS 6392 PN 10 Flange Dimensions — all dimensions
PN 10 (Table 11) — plate flanges for welding (slip-on plate)
| Dimension | Value | Equivalent |
|---|---|---|
| Pipe OD — A | 406.4 mm | 16.00 in |
| Flange OD — D | 565 mm | 22.24 in |
| Flange — C | 32 mm | 1.26 in |
| Raised face — d1 | 482 mm | 18.98 in |
| RF height — f | 4 mm | 0.157 in |
| Bolt circle — K | 515 mm | 20.28 in |
| Number of bolts | 16 | |
| Hole dia — L | 26 mm | 1.02 in |
| Bolt size | M24 |
PN 10 (Table 10 weld-neck + Table 14 blind) — thickness, neck and drilling
| Dimension | Value | Equivalent |
|---|---|---|
| Pipe OD — A | 406.4 mm | 16.00 in |
| Flange OD — D | 565 mm | 22.24 in |
| Weld neck — C | 26 mm | 1.02 in |
| WN length — H | 72 mm | 2.83 in |
| Raised face — d1 | 482 mm | 18.98 in |
| RF height — f | 4 mm | 0.157 in |
| Bolt circle — K | 515 mm | 20.28 in |
| Number of bolts | 16 | |
| Hole dia — L | 26 mm | 1.02 in |
| Bolt size | M24 | |
| Blind — C | 26 mm | 1.02 in |
Values are nominal, from IS 6392 PN 10 Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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DN 400 IS 6392 PN 10 Flange Dimensions: common questions
What are the DN 400 IS 6392 PN 10 Flange Dimensions?
DN 400 (16") to IS 6392: pipe OD 406.4 mm; OD 565 mm; thickness 32 mm; raised face 482 mm; RF height 4 mm.
Does Teshi Group manufacture DN 400 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 400 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 10 Flange Dimensions chart.
Need DN 400 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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