Ventilation butterfly valve Specifications
Electric actuator specifications
- power supply: 380VAC / 3phase / 50Hz , 220VAC / single phase / 50Hz
- Power output torque: 100~12000 Nm
- Output rotating speed: 7.5~30 S/90deg
- Stroking range: 90°±10°
- Protection level: IP67 (GB4028-84)
- anti-hazard classification: ExdIIBT4(GB3836.1-84,GB3836.2-84)
- Temperature: - 30 ~ + 70 °C
ventilation valve specifications
- PN≤ 0.6Mpa DN100-3000mm
- Temp.: ≤300℃
- Medium: air, air with dust
- leakage:<1.5%
- Operated type: manual, electric, pneumatic
- Design &manufacture:JB/T8692-2013
- Flange ends:GB/T 9113-2010
- Inspetion&Testing:GB/T13927
Ventilation butterfly valve Materials of Main Parts:
| Name |
Material |
| Body |
Q235 |
| Operation |
Lever,pneumatic ,electric |
| Seat |
Q235 |
| Yoke |
Q235 |
| Stem |
304 |
| Body |
Q235 |
| Packing |
High temperature graphite |
| Packing bushing |
Q235 |
Ventilation butterfly valve Main Performance Parameters:
| DN(mm) Nominal Diameter |
50~4000 |
| PN(mpa) Nominal Pressure |
0.05 |
0.10 |
0.25 |
0.6 |
| Testing pressure |
Shell |
0.075 |
0.15 |
0.375 |
0.9 |
| Sealing |
Closed Type |
0.055 |
0.11 |
0.275 |
0.66 |
| No closed type |
≤1.5% leakage |
| Suitable mediums |
Gas,dust gases,flue gas,etc |
| Drive forms |
Manual, worm gear,pneumatic,electirc transmission |
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