The SI series standard pneumatic cylinder is a heavy-duty actuator designed in compliance with ISO6431 and VDMA24562 standards, ensuring interchangeability with other standard cylinders. Manufactured with an extruded aluminum profile barrel featuring integrated T-slots, the SI series offers high structural strength, smooth operation, and convenient sensor installation.
It is widely used in general industrial automation where consistent performance, long service life, and easy maintenance are essential. The SI cylinder adopts a modular design with adjustable cushioning and a variety of mounting interfaces to suit different application requirements.



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How to Order SI Series Pneumatic Cylinder |
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S |
I |
160 |
A |
50 |
20 |
S |
|
Model |
Bore size |
Rod Material |
Cylinder Stroke |
Adjustable stroke |
Magnet |
|
|
I:Double acting type |
32 40 50 |
Blank:Carbon steel |
No this code |
Blank:Without magnet |
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ID:Double rod type |
63 80 100 |
A:SUS420J2 |
S:With magnet |
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IJ:Adjustable stroke type |
125 160 200 |
B:SUS304 |
10 20 30 40 50 75 100 |
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Looking for a robust and interchangeable ISO standard pneumatic cylinder?
The SI Series Standard Cylinder offers global standard compatibility, strong output, and long-term durability for industrial applications.
Contact us today for complete specifications, 3D CAD models, and a tailored quotation!
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Specification |
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Bore(mm) |
32 |
40 |
50 |
63 |
80 |
100 |
125 |
160 |
200 |
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Motion Pattern |
Double Action |
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Working Medium |
Filtered Air |
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Fixed Type |
Normal type FA Type FB Type CA Type CB Type SDB Type LB Type TC Type |
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Working pressure Range |
0.1-1.0MPa |
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Ensured Pressure Resistance |
1.5MPa |
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Operating Temperature Range |
-5-70℃ |
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Operating Speed Range |
50-800 mm/s |
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Buffer Type |
Adjustable Buffer |
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Buffer Stroke |
20mm |
26mm |
45mm |
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SI Series Available Models |
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SI32X25 |
SI32X50 |
SI32X75 |
SI32X100 |
SI32X125 |
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SI32X150 |
SI40X50 |
SI40X75 |
SI40X100 |
SI40X125 |
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SI40X150 |
SI40X175 |
SI40X200 |
SI40X250 |
SI50X50 |
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SI50X75 |
SI50X80 |
SI50X100 |
SI50X125 |
SI50X150 |
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SI50X160 |
SI50X175 |
SI50X200 |
SI50X250 |
SI50X300 |
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SI63X75 |
SI63X80 |
SI63X100 |
SI63X125 |
SI63X150 |
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SI63X200 |
SI63X250 |
SI63X300 |
SI63X350 |
SI80X80 |
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SI80X100 |
SI80X125 |
SI80X150 |
SI80X175 |
SI80X200 |
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SI80X250 |
SI80X300 |
SI80X350 |
SI80X400 |
SI80X450 |
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