CivilAxisCivilAxis
☕ Support🌐 Community

HSS 18X18X1-2 - Section Properties

The HSS 18X18X1-2 is a steel section with a mass of 174 kg/m, an overall depth of 457.2 mm and width of 457.2 mm and a wall thickness of 11.8 mm. It has a cross-sectional area of 207.1 cm², a second moment of area Iᵧ of 67846 cm⁴, a plastic modulus Wₚₗ,ᵧ of 3441.3 cm³, to AISC Shapes Database v16.0 (SCI P363 Blue Book).

Mass
116.91 lb/ft (174 kg/m)
Depth
18 in (457.2 mm)
Width
18 in (457.2 mm)
Wall thickness
0.465 in (11.8 mm)
Area
32.1 in² (207.1 cm²)
🔍 Open the full Steel CatalogueRun EC3 capacity checks on HSS 18X18X1-2
mass (lb/ft)116.91 (174 kg/m)
h (in)18 (457.2 mm)
b (in)18 (457.2 mm)
t (in)0.465 (11.8 mm)
A (in²)32.1 (207.1 cm²)
Iy (in⁴)1630 (67846 cm⁴)
Wel,y (in³)181 (2966.1 cm³)
Wpl,y (in³)210 (3441.3 cm³)
iy (in)7.13 (18.11 cm)
Iz (in⁴)1630 (67846 cm⁴)
Wel,z (in³)181 (2966.1 cm³)
Wpl,z (in³)210 (3441.3 cm³)
iz (in)7.13 (18.11 cm)
It (in⁴)2540 (105723 cm⁴)

Related HSS sizes

HSS 18X18X1HSS 18X18X7-8HSS 18X18X3-4HSS 18X18X5-8HSS 18X18X3-8HSS 18X18X5-16HSS 18X18X1-4HSS 18X10X5-8

Learn more

📘 How to read a steel section table (UB, UC, IPE, HE)📘 Section modulus explained: elastic (Wel) vs plastic (Wpl)📘 SHS vs RHS vs CHS: choosing a hollow steel section
All HSS sizes
AISC HSS (Hollow Structural Sections)
Full steel section tables
Every UB, UC, hollow, channel & angle section
Open the interactive tool
Search, compare & run EC3 capacity checks
Rate this
No ratings yet
Sign in to join the discussion.
Loading…