Adaptor bellow flange are used to fit a flange having different bolt configuration. These flanges are made of cast iron and are supplied with a split ring.
These are particularly used to fit a bellow with a non-glass equipment like glass-lined reactor etc. These are used in FBF, VBF type PTFE bellows.
Adaptor bellow flanges are generally supplied undrilled.
However, if specified, these can be supplied drilled as per "Table
E", "Table F" and "ASA150" standards.
| Cat. Ref. | DN | D | D1 | D2 | L |
| BFA1* BFA1.5* BFA2* BFA3* BFA4* BFA6* BFA9* BFA12 |
25 40 50 80 100 150 225 300 |
115 150 165 200 220 285 395 445 |
43 58 70 101 134 186 260 342 |
51 66 81 112 148 196 282 363 |
7 7 7 7 8 8 8 10 |
| Cat. Ref. | PCD | n x dØ |
| BFA1/E BFA1.5/E BFA2/E BFA3/E BFA4/E BFA6/E BFA9/E BFA12/E |
82 98 114 146 178 235 324 406 |
4 x 12Ø 4 x 12Ø 4 x 16Ø 4 x 16Ø 8 x 16Ø 8 x 19Ø 12 x 19Ø 12 x 23Ø |
| Cat. Ref. | PCD | n x dØ |
| BFA1/F BFA1.5/F BFA2/F BFA3/F BFA4/F BFA6/F BFA9/F BFA12/F |
87 105 127 165 190 260 356 438 |
4 x 16Ø 4 x 16Ø 4 x 16Ø 8 x 16Ø 8 x 16Ø 12 x 19Ø 12 x 23Ø 12 x 23Ø |
| Cat. Ref. | PCD | n x dØ |
| BFA1/A BFA1.5/A BFA2/A BFA3/A BFA4/A BFA6/A BFA9/A BFA12/A |
79 98 121 152 190 241 298 432 |
4 x 16Ø 4 x 16Ø 4 x 19Ø 4 x 19Ø 8 x 19Ø 8 x 19Ø 8 x 19Ø 12 x 23Ø |
* marked items are available fast.
