I.DxO.D.x Length	Weigth	I.DxO.D.x Length	Weigth	I.DxO.D.x Length	Weigth
20x25x2050	0.98	50x55x3050	3.39	100x106x3050	7.99
25x30x2050	1.19	50x58x3050	5.59	125x135x2050	11.3
30x35x2050	1.41	63x68x3050	4.23	150x160x2050	13.47
32x37x3050	2.23	63x72x3050	7.85
40x45x3050	2.75	80x86.4x3050	6.88
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Looking for reliable aluminum air cylinder tubes suppliers for your pneumatic applications? We specialize in high strength aluminum pneumatic cylinder tube that deliver exceptional performance in air and pneumatic cylinders. Made from JIS A6063TD-T5 aluminum alloy, our aluminium tube offers excellent corrosion resistance, lightweight strength, and outstanding machinability. Each aluminum pneumatic cylinder tube features a precise H9 tolerance, smooth internal roughness of RZ3.2S Max, and a hard anodic oxide film of 30μ ± 5μ, ensuring extended durability and wear protection. With a surface hardness of HV400, our aluminum pneumatic cylinder tube are ideal for high-efficiency, low-friction pneumatic systems. As trusted aluminum air cylinder tubes suppliers, we guarantee consistent quality and fast delivery for global cylinder manufacturers.
Aluminum Pneumatic Tubing for Lightweight and Corrosion-Resistant Cylinder Applications

Aluminum pneumatic tubing is widely used in air-powered automation systems where weight reduction, corrosion resistance, and precision are critical. As a trusted supplier of aluminum pneumatic cylinder tube solutions, we provide high-quality tubing made from JIS A6063TD-T5 alloy—an industry-preferred aluminum grade known for its superior mechanical and surface properties.

What Is an Aluminum Tube and Its Use in Pneumatic Cylinders?
An aluminum tube refers to a precision-extruded or drawn tube made from high-strength aluminum alloy. In pneumatic cylinders, it is primarily used as the cylinder barrel—the central housing where the piston travels under compressed air pressure. The aluminum pneumatic tubing forms the internal surface for sealing and movement, playing a crucial role in efficient pneumatic operation.

Our aluminum pneumatic tubing precise surface finish and oxide coating ensure wear resistance, seal compatibility, and excellent corrosion protection for long service life in demanding environments.

Key Differences from ST52 Seamless Honed Tube

1. Weight Efficiency:
Aluminum pneumatic tubing is about one-third the weight of steel, dramatically reducing the overall mass of a pneumatic system. This lightweight property is particularly valuable in robotics, pick-and-place automation, and mobile pneumatic tools where inertia must be minimized.

2. Corrosion Resistance:
Unlike ST52 seamless honed tubes, which requires external coatings such as chrome to resist corrosion, aluminum pneumatic tubing naturally resists environmental oxidation. When anodized, its durability in humid or cleanroom settings improves substantially.

3. Surface Quality and Seal Life:
Aluminum pneumatic cylinder tubes offer superior internal finish, typically smoother than 0.4 μm Ra. This enables smoother piston travel, reduced seal wear, and consistent motion. While ST52 seamless honed tube can also achieve a fine finish, it often requires additional processing like honing or roller burnishing.

4. Ease of Machining and Fabrication:
Aluminum pneumatic tubing is easier to cut, drill, and shape compared to steel, which lowers tooling wear and shortens production cycles. This makes aluminum a preferred choice for rapid prototyping and customized pneumatic cylinder designs.

5. Cost versus Strength Considerations:
Although ST52 seamless honed tube excels in tensile strength and is preferred in high-pressure hydraulic applications, aluminum pneumatic cylinder tube offers significant benefits in low- to medium-pressure systems, where cost, corrosion resistance, and light weight are top priorities.

Common Applications
Aluminum pneumatic tubing is extensively used in industries such as:
1. Automation and assembly lines
2. Packaging equipment
3. Food processing and cleanroom environments
4. Medical and laboratory devices
5. Portable air-powered tools

Thanks to its low mass and smooth interior, aluminum pneumatic cylinder tube helps enable rapid actuation cycles with minimal energy loss. In repetitive-motion equipment, it reduces seal wear and extends cylinder life.

Aluminum pneumatic cylinder tubes provide a lightweight, durable, and cost-efficient alternative to steel tubing in pneumatic systems. With excellent surface characteristics, good corrosion resistance, and ease of fabrication, they are ideal for precision motion control and air-powered devices across various industries. As leading aluminum pneumatic tubing suppliers, we ensure reliable quality, custom dimensions, and consistent performance to meet your most demanding pneumatic system requirements.

Tolerance Of Honed Tube

Grade of tolerance Dia mm Φ	H
Grade of tolerance Dia mm Φ	H7	H8	H9	H10
3mm	+0.010 0	+0.014 0	+0.025 0	+0.040 0
3mm-6mm	+0.012 0	+0.018 0	+0.030 0	+0.048 0
6mm-10mm	+0.015 0	+0.022 0	+0.036 0	+0.058 0
10mm-18mm	+0.018 0	+0.027 0	+0.043 0	+0.070 0
18mm-30mm	+0.021 0	+0.033 0	+0.052 0	+0.084 0
30mm-50mm	+0.025 0	+0.039 0	+0.062 0	+0.100 0
50mm-80mm	+0.030 0	+0.046 0	+0.074 0	+0.120 0
80mm-120mm	+0.035 0	+0.054 0	+0.087 0	+0.140 0
120mm-180mm	+0.040 0	+0.063 0	+0.100 0	+0.160 0
180mm-250mm	+0.046 0	+0.072 0	+0.115 0	+0.185 0
250mm-315mm	+0.052 0	+0.081 0	+0.130 0	+0.210 0
315mm-400mm	+0.057 0	+0.089 0	+0.140 0	+0.230 0
400mm-500mm	+0.063 0	+0.097 0	+0.155 0	+0.250 0

(unit)µ=0.001mm

Aluminum Air Cylinder Tubes Supplier, Aluminum Pneumatic Tubing, Aluminium Tube