Round Tube Size and Wall Thickness Table


Buyer FAQ

This reference page lists common round tube diameters, wall thicknesses, and lengths for tube fabrication planning.

What does the round tube table show?

It shows common round tube diameters, wall thicknesses, and standard lengths used in metal fabrication review.

Why do tube dimensions matter?

Tube diameter and wall thickness affect bending, cutting, welding, strength, weight, and material availability.

What should buyers include in a tube RFQ?

Send outside diameter, wall thickness, material, length, bend requirements, finish, quantity, and drawings.

Round tube Length (6000mm)
Common Diameter Common wall thick (mm)
6 0.4
9.5 0.5
10.5 0.6
12.7 0.7
15 0.8
15.9 0.9
18 1
19.1 1.2
22.2 1.5
25.4  
31.8  
36.5e  
38.1  
50.8  
60  
63.5  
76.2