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KF Flange Pneumatically vacuum valves with Bellows
Available in almost all flange types, bellows sealed angle valves offer protection to the actuator from process gases in the foreline where typically used.
- Overview
- Related Products
- Stainless steel body surface treatment : below 4”puff polishing
- 3/4~2 inch(19.05~50.8mm) port ODs.
- 4~6.5 kg/cm2 operating air pressure.
- Viton Seal Bonnet : 10-9 mbar vacuum rating KF flange
- Bakeable to 150℃
- Welded bellows (316L/AM350 optional)
- Stainless steel body surface treatment
- Applicable range (pa): 105~1.3×10-5 Pa. M3/S
- Valve leakage rate (Pa·L/S) ≤1.3×10-6 Pa·L/s
- Medium temperature:-30~+150℃(Viton)
- Hydraulic Bellow：304
- 0.4~0.8 operating air pressure.Power supply/voltage:
- For additional signal sensors or other requirements, please contact our sales manager.
KF Flange - Pneumatically Actuated with Bellows（cylindrical air cylinder）
Features:
| Model No. | O.D | A | B | C | Parts No. |
| AVBC-KF16-P | 19.05 | 54.6 | 172.2 | 56.8 | 31016105 |
| AVBC-KF25-P | 25.4 | 51.6 | 165.9 | 56.8 | 31016106 |
| AVBC-KF40-P | 38.1 | 61 | 210.2 | 75.8 | 31016107 |
| AVBC-KF50-P | 50.8 | 86.3 | 267.6 | 88.4 | 31016108 |
KF Flange - Pneumatically Actuated with Bellows（square air cylinder）
Features:
| Model No. | DN | Φ D | D | A | W | Parts No. |
| AVBT-KF16-P | 16 | 17.2 | 30 | 41 | 60 | 31016101 |
| AVBT-KF25-P | 25 | 26.2 | 40 | 50 | 60 | 31016102 |
| AVBT-KF40-P | 40 | 41.2 | 55 | 65 | 78 | 31016103 |
| AVBT-KF50-P | 50 | 52.2 | 75 | 70 | 88 | 31016104 |
