150A JIS B2220 16K Flange Dimensions
150A (DN 150) to JIS B2220: pipe OD 165.2 mm; OD 305 mm; thickness 24 mm; raised face 230 mm; PCD 260 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
- K
- Bolt circle (pitch circle) diameter
- n
- Number of bolts
- L
- Bolt hole diameter
- Bolt
- Bolt size (metric M or inch diameter)
150A JIS B2220 16K Flange Dimensions — all dimensions
JIS B2220 16K — slip-on / blind flange dimensions (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Pipe OD — A | 165.2 mm | 6.50 in |
| Flange OD — D | 305 mm | 12.01 in |
| Flange — C | 24 mm | 0.945 in |
| Raised face — d1 | 230 mm | 9.06 in |
| Bolt circle — K | 260 mm | 10.24 in |
| Number of bolts | 12 | |
| Hole dia — L | 25 mm | 0.984 in |
| Bolt size | M22 |
Values are nominal, from JIS B2220 16K Flange Dimensions. Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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150A JIS B2220 16K Flange Dimensions: common questions
What are the 150A JIS B2220 16K Flange Dimensions?
150A (DN 150) to JIS B2220: pipe OD 165.2 mm; OD 305 mm; thickness 24 mm; raised face 230 mm; PCD 260 mm.
Does Teshi Group manufacture 150A flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to JIS B2220, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the 150A 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 JIS B2220 16K Flange Dimensions chart.
Need 150A 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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