| Size | KF16.KF25.KF40.KF50 |
| Material | stainless steel 304.316 |
| Sealing | FPM+bellows |
| Flow direction | straight |
| Leak rate | s1.3x10^(-6)Pa.L/S |
| Body，bonnet and stem material | Aluminum or stainless steel |
| Air source pressure | 0.4-0.8mpa |
| Power Voltage | AC220VAC110VDC24VDC12V |
| Medium | pure air and noncorrosive gases |
| Operate | manual,pneumatic,electric |
