
The AirTAC Airtac SAID80 Double Rod Cylinder SAID80AX700S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 700mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAID80X700-S is a double-acting, double-rod ISO 15552 profile cylinder featuring a 700mm stroke and an 80mm bore. Because the piston rod exits both end covers, the annular area is identical on extend and retract. This yields equal force and speed in both directions, providing 2268N at 0.5MPa and 3175N at 0.7MPa either way. The extruded aluminum barrel includes sensor grooves on both sides for straightforward position tracking.
Equipped with a -S magnet, this model operates seamlessly with AirTAC CMSE reed and DMSE electronic solid-state switches. It utilizes a SUS420J2 stainless steel rod for enhanced corrosion resistance and features PT tapered port threads. The rear rod extension can drive a secondary mechanism or mount a position flag, though you must ensure adequate clearance for the protruding rear rod.
| Model | Airtac SAID80 Double Rod Cylinder SAID80AX700S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 700 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| Rod thread | M20×1.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 80 | Bore size in mm. |
| ×700 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Drives a workpiece back and forth with identical 2268N force and speed in both directions, ensuring consistent cycle timing for automated transfer lines.
The twin-rod architecture prevents piston rotation during travel, maintaining precise angular alignment for machining or clamping fixtures.
Mounts the primary tool on the front rod and a secondary cam or position flag on the rear rod to trigger external reed or solid-state sensors.
Choose this 80mm bore when an application demands symmetric push and pull forces, which are both 2268N at 0.5MPa. If your mechanism requires less force, step down to the 63mm bore offering 1402N both ways. If you need more power, the 100mm bore provides 3681N. A double-rod design is preferred over a single-rod SAI when the load requires anti-rotation guidance, dual-side actuation, or rear-rod sensing. This configuration uses the reduced SAID mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) and omits FB, CA, CB, and CR accessories.
At a 700mm stroke, the unsupported rod length increases bending susceptibility under side loads. Implement an external guide rail to prevent rod-bearing wear. Remember that the adjustable air cushions only decelerate the piston near stroke ends; they do not hold the load. If position holding is required upon air loss, consider an SAIL lock, BSAID clamp-lock, or external pilot-operated check valve. This cylinder is dimensionally interchangeable per ISO 15552.
Quick checklist
Because the rod occupies both sides of the piston, the effective area is equal in both directions. The cylinder provides 2268N of force at 0.5MPa, 3175N at 0.7MPa, and 4082N at 0.9MPa for both extension and retraction.
Yes, the SAID80X700-S is a profile cylinder with an ISO 15552 mounting interface, making it dimensionally interchangeable with other ISO 15552 double-rod cylinders. It uses PT tapered G3/8 ports and a SUS420J2 stainless steel rod.
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