VANXON / VALVE GEARBOXES
QWL- Valve Gear Actuator
Reduction Ratio: 20:1 ~ 80:1 (selectable) Indication: Visual position indicator Material: Ductile iron / cast steel housing
TECHNICAL DETAILS
The details behind the fit.
Review the model, material and connection before confirming your component.
| Model | B80 | B125 | B150 | B250 | |
|---|---|---|---|---|---|
| Speed ratio | 24:1 | 24:1 | 24:1 | 30:1 | |
| Single-stage | Input torque | 40 | 40 | 40 | 60 |
| Output torque | 300 | 300 | 300 | 3920 | |
| Limit adjustment | ±5° | ±5° | ±5° | ±5° | |
| Recommended butterfly valve DN | 80 | 125 | 150 | 250 | |
| Flange diameter (D1) | 90 | 90 | 90 | 126 | |
| Bolt circle (D2) | 70 | 70 | 70 | 102 | |
| Recess depth (D3xf) | 6 | 6 | 6 | 6 | |
| Bolt holes (N-M) | 4-M8 | 4-M8 | 4-M8 | 4-M12 | |
| Square connection M (+0.1/+0.05) | 9.45 | 11.1 | 12.7 | 20.6 | |
| Square connection N (+0.1/-0.05) | 14.1 | 16.1 | 20.2 | 28.5 | |
| Stem extension depth (H1) | 38-58 | 38-58 | 38-58 | 38-68 | |
| Handwheel diameter (W) | 150 | 150 | 150 | 300 | |
| A | 227 | 227 | 227 | 308.5 | |
| B | 167 | 167 | 167 | 237.5 | |
| D1 | 92 | 92 | 92 | 126 | |
| M1 | 57 | 57 | 57 | 82.9 | |
| L | 117 | 117 | 117 | 167 | |
| D | 100 | 100 | 100 | 141 | |
Published model data is provided for reference. Confirm dimensions, units, material and operating limits against your approved drawing before ordering.
MANUFACTURING
A closer look at the factory.
Machining and assembly at our workshops in Pingyin, Jinan.
COMPANY DOCUMENTS
Qualifications, clearly presented.
Archived copy from our company website. The ISO 9001 certificate shown is dated valid until 24 September 2026; please request the latest copy for supplier approval.
PRODUCTION & STOCK
From individual parts to batches.
A view of our component production and packing. These are shared factory photographs; availability for your selected model is confirmed with the quotation.
EXPORT PREPARATION
Packed for the next journey.
Protective packing, container loading and dispatch from our factory.
CUSTOMER VISITS
Good connections begin in person.
Technical discussions, production reviews and visits to the workshop.
