RHS · EN 10210 · hot finished

RHS 50×30/3.2

RHS 50×30/3.2 is a hot-finished rectangular hollow section per EN 10210: height 50 mm, width 30 mm, wall thickness 3.2 mm, weight 3.6 kg/m, cross-section area 4.6 cm², moment of inertia Iy = 14.2 cm⁴, elastic section modulus Wel,y = 5.7 cm³.

Cross section · mm

50Height h · mm

30Width b · mm

4.60Area A · cm²

3.61Mass G · kg/m

Geometry

Height h50.00 mm

Width b30.00 mm

Wall thickness t3.20 mm

Outer corner radius r_o4.80 mm

Inner corner radius r_i3.20 mm

Cross-section area A4.600 cm²

Weight G
steel 7850 kg/m³3.61kg/m

Section properties

I14.210 cm⁴6.197 cm⁴

W_el5.683 cm³4.132 cm³

W_pl7.246 cm³5.001 cm³

I_t14.190 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 50×30/3.2 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/ 2.0 kN·m

Shear/ 45.6 kN

Compression/ 4.9 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl2.0 kN·m / 1.4 kN·m

V_c,z,Rd / V_c,y,RdA_v = 288 mm²45.6 kN / 27.4 kN

N_pl,Rd / N_b,Rd126.5 kN / 4.9 kN

N_cr,y / N_cr,z11.8 kN / 5.1 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.04

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.