Airtac B04-SAI Construction Machinery Special ISO Standard Cylinder B04-SAI50X900S
AirTAC B04-SAI50X900S Construction Machinery ISO Cylinder Specifications
- Model: B04-SAI50X900S
- Series: B04-SAI (Heavy-Duty Construction Series)
- Bore size: Ø50 mm (ISO 6432 standard)
- Stroke: 900 mm (Max. tolerance ±1.5mm)
- Operating pressure: 0.05-1.2 MPa
- Cushioning: Adjustable pneumatic cushion (dual-side)
- Port size: G1/2 (BSPP thread)
- Piston rod material: Hard chrome-plated carbon steel (HRC 45-50)
- Tube material: Anodized aluminum alloy
- Seal material: High-grade NBR + Wear-resistant guide ring
- Temperature range: -20℃ to 80℃ (with grease NBRU)
- Mounting type: Front/rear foot mounting (ISO 15552 compliant)
- Weight: 15.8 kg ±2% (without accessories)
- Dimensions:
- Extended length: 1,318 mm
- Retracted length: 418 mm
- Body diameter: Ø68 mm
- Mounting center distance: 50 mm
- Protection rating: IP65 (standard wiper design)
- Lubrication: Pre-lubricated (Oil-free operation possible)
Heavy-wall cylinder specifically engineered for construction equipment applications, featuring reinforced rod bearings and anti-corrosion treatment. The dual-chamber design prevents cross-contamination in dusty environments. Includes magnetic piston for sensor attachment (sensors sold separately). Requires 5μm filtered air with ISO 8573-1:2010 Class 3.4.2 air quality.
- Excavator bucket positioning systems
- Concrete pump truck boom actuators
- Pile driver impact mechanisms
- Crane outrigger stabilization
- Rock crusher gate control
Installation note:
Requires minimum 2x bore diameter clearance for full stroke operation.
Use M10x1.25 mounting bolts (grade 8.8 or higher) with vibration-proof washers.
Re-lubricate every 500km of cumulative stroke movement under heavy loads.
- Theoretical force @0.6MPa: 1,178N (extend), 1,064N (retract)
- Max piston speed: 0.1-1.5 m/s (optimal efficiency range)
- Cycle life: 5,000km stroke distance (under standard load)
- Rod deflection: ≤0.3mm at maximum extension
| Property | Property Value |
|---|---|
| sku | B04-SAI50X900S |
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.