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Common dimensions of aluminum pipes

Apr 10, 2023

 

Aluminum Pipe Dimensions


Aluminum pipe and tube come in various dimensions depending on the intended use. Unlike steel pipe, aluminum pipe is not ordered by the "schedule" wall system - it is specified by exact outside diameter (OD) and wall thickness.

 

1. Dimension Parameters


Outside diameter (OD): typically about 3–610 mm (1/8"–24"), depending on product form;
Wall thickness: commonly 0.5–10 mm - specified directly, not as a schedule number (Schedule 5–160 is a steel-pipe system per ASME B36.10/B36.19 and does not apply to aluminum);
Length: 0.3–6 m standard, longer or custom lengths available;
Shape: round, square and rectangular sections.

 

2. Alloy and Temper Selection
 
Alloy-temper
Typical use
Notes
6061-T6
Structural frames, machinery, truck bodies, bicycle frames
Good strength (YS ≈ 240 MPa), weldable, corrosion-resistant
6063-T5 / T6
Architectural profiles, railings, curtain-wall members, furniture
Excellent extrusion and finish; T5 air-cooled + aged, T6 solution treated + aged (higher strength)
5052
Chemical and marine applications, tanks, hydraulic lines
Excellent corrosion resistance and formability
Temper affects strength and formability: T5 (cooled from extrusion and artificially aged) and T6 (solution heat treated and artificially aged) are the most common for extruded pipe.

 

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3. Standards


ASTM B210 - seamless aluminum tube; ASTM B241 - aluminum pipe;
GB/T 4437 - extruded aluminium and aluminium alloy tubes (China);
EN 755 - extruded rod/bar/tube (Europe).

 

4. Ordering Notes


Specify shape, OD × wall × length, alloy-temper, tolerance class and governing standard;
Confirm surface condition (mill finish, anodized-ready) and packaging for export;
Request the mill certificate with chemistry and mechanical properties.

 

5.Packaging and Shipping

 

.Packaging and Shipping