Diameter
Mathematical calculations
Hollow sections
Cold-working
Metal sections
Dimensional tolerances
Dimensions
Unalloyed steels
Length
Rectangular shape
Ordering
Steels
Weight tolerances
Welding
Structural design
Circular shape
Mass
Square shape
Form tolerances
Area
Thickness
Structural steels
Link: BS EN 10219-2:2019 Cold formed welded steel structural hollow sections Tolerances, dimensions and sectional properties
Source: BSI Standards
