Airtac SGJ Steel Tube Type Adjustable Cylinder SGJ250X350-50
2. SG series adopts dual Y-type unidirectional piston seals with self-compensating design, delivering extended service life and low starting pressure. SGC series features space-saving asymmetric bidirectional seals with oil reservoir functionality;
3. SG series utilizes steel cylinder construction with exceptional impact resistance;
4. SGC series employs aluminum cylinder tubes compatible with optional magnetic piston position sensing (not available for SG series);
5. Precision adjustable pneumatic cushioning mechanism ensures smooth deceleration;
6. Comprehensive range of bore sizes and mounting accessories for flexible system integration;
7. High-temperature resistant seals enable reliable operation from 0°C to 150°C.
Category: Standard Cylinders | Brand: AirTAC | Series: SGJ Adjustable Steel Cylinder Series
AirTAC SGJ Series Steel Tube Adjustable Cylinder SGJ250X350-50 Technical Details
- Model: SGJ250X350-50
- Type: Double-acting adjustable stroke cylinder (steel tube construction)
- Bore size: Ø250 mm
- Stroke: 350 mm (adjustable through external stopper)
- Operating pressure: 0.05-1.0 MPa
- Cushioning: Hydraulic shock absorber with adjustable valves
- Temperature range: -20℃ to 80℃
- Port size: G1-1/2 (NPT optional)
- Rod end type: Female thread M45x2
- Tube material: Cold drawn precision steel (STKM13A)
- Piston rod material: Hard chrome-plated carbon steel
- Seal material: NBR+PU hybrid seals
- Weight: 48.6 kg (including mounting brackets)
- Dimensions:
- Extended length: 870±2 mm
- Retracted length: 520±2 mm
- Body diameter: 273 mm
- Mounting flange width: 320 mm
- ISO standard: 15552 (previously ISO 6431)
- Protection rating: IP54 (standard wipers)
Heavy-duty industrial cylinder designed for high moment load applications requiring precise stroke adjustment. Features dual chrome-plated guide rods (Ø35mm) for enhanced lateral force resistance and anti-rotation stability. The hardened steel construction withstands 150,000+ cycles at maximum pressure. Includes magnetic piston for position sensing compatibility.
- Automotive stamping press ejection systems
- Shipbuilding plate bending machinery
- Construction equipment boom positioning
- Heavy material handling gantry systems
- Hydraulic press auxiliary actuation
Installation protocol:
Requires torque-controlled mounting (85-95 N·m for M16 mounting bolts).
Lubricate through AUX1/8 grease nipple weekly in high-cycle applications.
Stroke adjustment range: 50-350mm via dual locknut system.
| Property | Property Value |
|---|---|
| sku | SGJ250X350-50 |
| Adjustable Stroke | <50mm> |
| Seal Material | NBR |
| Understood. Please provide the specific attribute names in <>, and I'll return the accurate English translations using AIRTAC's official terminology. Example: User input: <缸径> My output: Bore | Operating Temperature: -20°C to 70°C Speed Range: 30 to 500 mm/s |
| Port Size | PT 1/8 |
| Cushion Stroke | 60mm |
| Bore Diameter | <250MM> → <250mm> |
| Stroke | 350mm |
Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:
- Received the wrong item.
- Item arrived not as expected (ie. damaged packaging).
- Item had defects.
- Over delivery time.
- The shipper does not allow the goods to be inspected before payment.
The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.