
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 Pipe Adjustable Cylinder SGJ200X250-40 Technical Details
- Model: SGJ200X250-40
 - Type: Double-acting adjustable stroke cylinder
 - Bore diameter: 200 mm
 - Stroke: 250 mm (adjustable within 0-250mm range)
 - Mounting style: Fixed type (MF1) with front/rear flange options
 - Operating pressure: 0.05-1.0 MPa
 - Cushioning: Adjustable hydraulic buffer (both ends)
 - Temperature range: -20℃ to 80℃
 - Port size: G1-1/2 (BSPP thread)
 - Piston rod thread: M56×2 external thread
 - Tube material: Cold drawn precision steel pipe (STKM13A)
 - Seal material: NBR + PU hybrid seals
 - Protection rating: IP65 (standard wiper design)
 - Weight: 53.2 kg ±1% (without accessories)
 - Dimensions: 
            
- Length: 880mm (min. retracted length)
 - Width: 260mm (flange mounting base width)
 - Height: 260mm (cylindrical body diameter)
 
 
Heavy-duty industrial cylinder featuring wear-resistant chrome-plated piston rod and precision honed inner tube. The unique double-lip wiper design prevents particulate ingress in harsh environments. Integrated hydraulic cushioning with 40° adjustable valve enables smooth end-stroke deceleration control (40 indicates cushion adjustment range in mm). Requires ISO VG32 hydraulic oil for buffer system maintenance.
- Automotive press line material handling systems
 - Paper mill roller compression mechanisms
 - Plastic injection molding machine ejectors
 - Shipbuilding plate bending fixtures
 - Mining conveyor belt tensioners
 
| Property | Property Value | 
|---|---|
| sku | SGJ200X250-40 | 
| Adjustable Stroke | <40mm> | 
| 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 | BSPT 3/4 | 
| Cushion Stroke | <50mm> | 
| Bore Diameter | <200mm> | 
| Stroke | <250MM> → <250mm> | 
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.