RHS · EN 10219 · cold formed

RHS 200×120/12.5

RHS 200×120/12.5 is a cold-formed rectangular hollow section per EN 10219: height 200 mm, width 120 mm, wall thickness 12.5 mm, weight 52.6 kg/m, cross-section area 67 cm², moment of inertia Iy = 3099 cm⁴, elastic section modulus Wel,y = 309.9 cm³.

Cross section · mm

200Height h · mm

120Width b · mm

67.04Area A · cm²

52.60Mass G · kg/m

Geometry

Height h200.00 mm

Width b120.00 mm

Wall thickness t12.50 mm

Outer corner radius r_o37.50 mm

Inner corner radius r_i25.00 mm

Cross-section area A67.040 cm²

Weight G
steel 7850 kg/m³52.60kg/m

Section properties

I3 099.000 cm⁴1 397.000 cm⁴

W_el309.900 cm³232.900 cm³

W_pl406.000 cm³285.300 cm³

I_t3 514.000 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 200×120/12.5 for your design forces

Find the lightest section Compare sections

Enter the design loads and the section is checked for bending, shear and compression with flexural buckling.

Bending/ 111.7 kN·m

Shear/ 665.3 kN

Compression/ 747.4 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl111.7 kN·m / 78.5 kN·m

V_c,z,Rd / V_c,y,RdA_v = 4190 mm²665.3 kN / 399.2 kN

N_pl,Rd / N_b,Rd1.84 MN / 747.4 kN

N_cr,y / N_cr,z2.57 MN / 1.16 MN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.41

Yield strength is taken from the product standard for the governing thickness, so above 16 mm it is lower than the nominal grade. Simplified checks per EN 1993-1-1, without M+N+V interaction, without lateral-torsional buckling and without web shear buckling. Verify with a full design.