ISO-K Spring Bellows
Product description
- Flange connection length: 30 mm
- Custom lengths on request
Stainless Steel
- Material: Stainless steel (flange: 304; bellows: DN 63 to DN 100 and DN 320: 316L; DN 160 to DN 250: 1.4571)
- Pressure range: 1 · 10-8 hPa to 500 hPa over pressure (elastomer seal); 1 · 10-9 hPa to 500 hPa over pressure (metal seal)
- Temperature range: -196 – 300 °C
| Nominal diameter | A [mm] | B [mm] | C [mm] | Axial stroke [mm] | Part number | |
|---|---|---|---|---|---|---|
| DN 63 ISO-K | 130 | 65 | 87 | ± 16 | 320SFK063-130 | |
| DN 63 ISO-K | 150 | 65 | 87 | ± 20 | 320SFK063-150 | |
| DN 80 ISO-K | 130 | 80 | 104 | ± 11 | 320SFK080-130 | |
| DN 80 ISO-K | 150 | 80 | 104 | ± 15 | 320SFK080-150 | |
| DN 100 ISO-K | 130 | 100 | 127 | ± 17 | 320SFK100-130 | |
| DN 100 ISO-K | 150 | 100 | 127 | ± 21 | 320SFK100-150 | |
| DN 160 ISO-K | 150 | 150 | 184 | ± 14 | 320SFK160-150 | |
| DN 160 ISO-K | 220 | 150 | 184 | ± 25 | 320SFK160-220 | |
| DN 200 ISO-K | 220 | 200 | 235 | ± 25 | 320SFK200-220 | |
| DN 250 ISO-K | 220 | 250 | 285 | ± 25 | 320SFK250-220 | |
| DN 320 ISO-K | 220 | 318 | 368 | ± 25 | 320SFK320-220 | |
Note
Please note that the spring bellows shrinks under vacuum.
The axial stroke is applicable for a temperature of 20 °C.
Flanges according to ISO 1609
