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ASME B16.47 Class 400 Series B Blind Flanges
ASME B16.47 Class 400 Series B Flanges
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- All dimensions are in inches.
- 1/4" raised face will be added to the thickness unless otherwise specified.
- 38" thru 60" sizes are the same as Series "A".
- Flat face option available.
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Item # |
Nominal Pipe Size |
Outside Diameter (O) |
Minimum Thickness (T) |
Raised Face Diameter (R) |
Approximate Weight |
Bolt Circle (C) |
Number of Holes |
Diameter of Holes |
|---|---|---|---|---|---|---|---|---|
| 26400BDSB | Nominal Pipe Size N/A 26 | Outside Diameter (O) N/A 33.50 in | Minimum Thickness (T) N/A 3.50 in | Raised Face Diameter (R) N/A 28.00 in | Approximate Weight N/A 875 lb | Bolt Circle (C) N/A 30.75 in | Number of Holes N/A 28 | Diameter of Holes N/A 1.50 in |
| 28400BDSB | Nominal Pipe Size N/A 28 | Outside Diameter (O) N/A 36.00 in | Minimum Thickness (T) N/A 3.75 in | Raised Face Diameter (R) N/A 30.00 in | Approximate Weight N/A 1081 lb | Bolt Circle (C) N/A 33.00 in | Number of Holes N/A 24 | Diameter of Holes N/A 1.62 in |
| 30400BDSB | Nominal Pipe Size N/A 30 | Outside Diameter (O) N/A 38.25 in | Minimum Thickness (T) N/A 4.00 in | Raised Face Diameter (R) N/A 32.25 in | Approximate Weight N/A 1302 lb | Bolt Circle (C) N/A 35.25 in | Number of Holes N/A 28 | Diameter of Holes N/A 1.62 in |
| 32400BDSB | Nominal Pipe Size N/A 32 | Outside Diameter (O) N/A 40.75 in | Minimum Thickness (T) N/A 4.25 in | Raised Face Diameter (R) N/A 34.38 in | Approximate Weight N/A 1570 lb | Bolt Circle (C) N/A 37.50 in | Number of Holes N/A 28 | Diameter of Holes N/A 1.75 in |
| 34400BDSB | Nominal Pipe Size N/A 34 | Outside Diameter (O) N/A 42.75 in | Minimum Thickness (T) N/A 4.38 in | Raised Face Diameter (R) N/A 36.50 in | Approximate Weight N/A 1780 lb | Bolt Circle (C) N/A 39.50 in | Number of Holes N/A 32 | Diameter of Holes N/A 1.75 in |
| 36400BDSB | Nominal Pipe Size N/A 36 | Outside Diameter (O) N/A 45.50 in | Minimum Thickness (T) N/A 4.69 in | Raised Face Diameter (R) N/A 38.62 in | Approximate Weight N/A 2160 lb | Bolt Circle (C) N/A 42.00 in | Number of Holes N/A 28 | Diameter of Holes N/A 1.88 in |
