Steel tubes 09

Metric units Imperial units

Section	Dimensions			Properties
	D	t		I	W_el	A	G
	mm	mm		cm⁴	cm³	cm²/m	kg/m
Steel tubes 09	1016	16.0		628480	12370	502.7	394.6

Section	Dimensions			Properties
	D	t		I	W_el	A	G
	in	in		in⁴	in³	in²	lb/ft
Steel tubes 09	40.0	0.630		15099.2	754.9	77.9	265.2

D	Diameter (external)
t	Thickness
I	Moment of inertia
W_el	Elastic section modulus
A	Cross sectional steel area
G	Mass