125 inch BS 10 Plate Flange & Blind Flange Dimensions (Tables D, E, F, H)
125 inch to BS 10: OD 254 mm; Bore 143.3 mm; thickness 12.7 mm; PCD 209.6 mm; bolts 8.
Key to dimensions
- D
- Outside diameter of flange
- B
- Bore (inside diameter) of plate flange
- C
- Flange thickness — plate or blind, raised face (RF) or flat face (FF)
- K
- Bolt circle (pitch circle) diameter
- n
- Number of bolt holes
125 inch BS 10 Plate Flange & Blind Flange Dimensions (Tables D, E, F, H) — all dimensions
BS 10 Table D — plate and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 254 mm | 10.00 in |
| Bore — B | 143.3 mm | 5.64 in |
| Plate, RF — C | 12.7 mm | 0.500 in |
| Plate, FF — C | 12.7 mm | 0.500 in |
| Blind, RF — C | 12.7 mm | 0.500 in |
| Blind, FF — C | 12.7 mm | 0.500 in |
| Bolt circle — K | 209.6 mm | 8.25 in |
| Number of bolts | 8 | |
| Bolt dia | 15.9 |
BS 10 Table E — plate and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 254 mm | 10.00 in |
| Bore — B | 143.3 mm | 5.64 in |
| Plate, RF — C | 14.3 mm | 0.563 in |
| Blind, RF — C | 14.3 mm | 0.563 in |
| Bolt circle — K | 209.6 mm | 8.25 in |
| Number of bolts | 8 | |
| Bolt dia | 15.9 |
BS 10 Table F — plate and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 279.4 mm | 11.00 in |
| Bore — B | 143.3 mm | 5.64 in |
| Plate, RF — C | 22.2 mm | 0.874 in |
| Blind, RF — C | 22.2 mm | 0.874 in |
BS 10 Table H — plate and blind flange (mm)
| Dimension | Value | Equivalent |
|---|---|---|
| Flange OD — D | 279.4 mm | 11.00 in |
| Bore — B | 143.3 mm | 5.64 in |
| Plate, RF — C | 28.6 mm | 1.13 in |
| Blind, RF — C | 28.6 mm | 1.13 in |
| Bolt circle — K | 235 mm | 9.25 in |
| Number of bolts | 8 | |
| Bolt dia | 19.1 |
Values are nominal, from BS 10 Plate Flange & Blind Flange Dimensions (Tables D, E, F, H). Verify critical dimensions against the current edition of the standard before design, purchase or fabrication.
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FAQ
125 inch BS 10 Plate Flange & Blind Flange Dimensions (Tables D, E, F, H): common questions
What are the 125 inch BS 10 Plate Flange & Blind Flange Dimensions (Tables D, E, F, H)?
125 inch to BS 10: OD 254 mm; Bore 143.3 mm; thickness 12.7 mm; PCD 209.6 mm; bolts 8.
Does Teshi Group manufacture 125 inch flanges?
Yes. Teshi Group is an OEM manufacturer in India of flanges to BS 10, in carbon, alloy, stainless, duplex, super duplex, nickel alloys, titanium and Cu-Ni, with EN 10204 3.1 certificates.
Can I download the 125 inch 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 BS 10 Plate Flange & Blind Flange Dimensions (Tables D, E, F, H) chart.
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