DN 300 AS 2129 Table H Flange Dimensions
DN 300 (12") to AS 2129: OD 490 mm; thickness 44 mm; PCD 438 mm; bolts 16; holes 26 mm.
Key to dimensions
- D
- Outside diameter of flange
- C
- Flange thickness, excluding raised face unless stated
- K
- Bolt circle (pitch circle) diameter
- n
- Number of bolts
- L
- Bolt hole diameter
- Bolt
- Bolt size (metric M or inch diameter)
DN 300 AS 2129 Table H Flange Dimensions — all dimensions
AS 2129 Table H — flange dimensions (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Size | 12 | |
| Flange OD — D | 490 mm | 19.29 in |
| Cast iron — C | 44 mm | 1.73 in |
| Ductile iron — C | 44 mm | 1.73 in |
| Copper alloy — C | 38 mm | 1.50 in |
| Bolt circle — K | 438 mm | 17.24 in |
| Number of bolts | 16 | |
| Hole dia — L | 26 mm | 1.02 in |
| Bolt size | M24 |
Values are nominal, from AS 2129 Table H Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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DN 300 AS 2129 Table H Flange Dimensions: common questions
What are the DN 300 AS 2129 Table H Flange Dimensions?
DN 300 (12") to AS 2129: OD 490 mm; thickness 44 mm; PCD 438 mm; bolts 16; holes 26 mm.
Does Teshi Group manufacture DN 300 flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to AS 2129, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the DN 300 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 AS 2129 Table H Flange Dimensions chart.
Need DN 300 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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