Blank Flanges
PTFE lined blank flanges are used to seal the end of a pipe line or fitting. CRP blank flanges have a PTFE disc of raised face dimension bonded onto a steel blank flange or if the blank flange is used with antistatic piping it is supplied with a moulded antistatic PFA raised face.
The dimensions below are to suit DIN PN10/16 flanges.
| To suit DN | PTFE Liner Thickness | Ø A | B | |
|---|---|---|---|---|
| mm | inches | mm | mm | mm |
| 15 | 1/2" | 4 | 95 | 20 |
| 20 | 3/4" | 4 | 105 | 22 |
| 25 | 1" | 4 | 115 | 22 |
| 40 | 1.1/2" | 4 | 150 | 22 |
| 50 | 2" | 4 | 165 | 22 |
| 65 | 2.1/2" | 4 | 185 | 22 |
| 80 | 3" | 4 | 200 | 24 |
| 100 | 4" | 4 | 220 | 24 |
| 150 | 6" | 4 | 285 | 26 |
| 200 | 8" | 4 | 340 | 28 |
| 250 | 10" | 4 | 395 | 30 |
| 300 | 12" | 4 | 445 | 30 |
| 350 | 14" | 4 | 505 | 30 |
