
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 Steel Tube Adjustable Cylinder SGJ125X500-30 Specifications
- Model: SGJ125X500-30
- Type: Steel tube adjustable stroke double-acting cylinder
- Bore size: 125mm (ISO standard)
- Stroke: 500mm (adjustable)
- Operating pressure: 0.05-1.0 MPa
- Temperature range: -20℃ to 80℃
- Cushioning: Adjustable pneumatic cushion (both ends)
- Mounting type: 30 series (basic type with foot mounting)
- Port size: Rc1/2 (G1/2 optional)
- Piston rod thread: M30×1.5
- Tube material: Chrome-plated steel tube
- Rod material: Carbon steel with hard chrome plating
- Seal material: NBR (Nitrile rubber)
- Weight: 19.8 kg ±2%
- Dimensions: 800mm(L) × 165mm(W) × 165mm(H) (fully extended)
- Stroke tolerance: +2.0mm
- Max theoretical force: 1,227N @0.63MPa
- Air consumption: 6.13L/stroke @0.5MPa
Heavy-duty adjustable stroke cylinder with corrosion-resistant steel construction, designed for high load applications requiring precise stroke adjustment. Features dual adjustable cushions for smooth deceleration and impact reduction. The chrome-plated piston rod provides superior wear resistance in harsh environments. Requires filtered air with 40μm filtration and lubricator (ISO VG32 oil recommended).
- Press machine ejection systems
- Automotive assembly line positioning
- Foundry equipment material handling
- Heavy-duty clamping fixtures
- Industrial oven door mechanisms
- Paper roll handling systems
 Installation note: 
            Ensure proper alignment using alignment pins (accessory code: AP125). 
            Maintain 50mm clearance behind cushion adjustment screws for maintenance. 
            Lubricate rod weekly in high-cycle applications (>500 cycles/hour).
 Installation note: 
            Ensure proper alignment using alignment pins (accessory code: AP125). 
            Maintain 50mm clearance behind cushion adjustment screws for maintenance. 
            Lubricate rod weekly in high-cycle applications (>500 cycles/hour).
        | Property | Property Value | 
|---|---|
| sku | SGJ125X500-30 | 
| Adjustable Stroke | 30mm | 
| 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 1/2 | 
| Cushion Stroke | <40mm> | 
| Bore Diameter | 125mm | 
| Stroke | 500mm | 
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.
 
              