RHS · EN 10210 · hot finished

RHS 50×30/4

RHS 50×30/4 is a hot-finished rectangular hollow section per EN 10210: height 50 mm, width 30 mm, wall thickness 4 mm, weight 4.4 kg/m, cross-section area 5.6 cm², moment of inertia Iy = 16.5 cm⁴, elastic section modulus Wel,y = 6.6 cm³.

Cross section · mm

50Height h · mm

30Width b · mm

5.59Area A · cm²

4.39Mass G · kg/m

Geometry

Height h50.00 mm

Width b30.00 mm

Wall thickness t4.00 mm

Outer corner radius r_o6.00 mm

Inner corner radius r_i4.00 mm

Cross-section area A5.590 cm²

Weight G
steel 7850 kg/m³4.39kg/m

Section properties

I16.490 cm⁴7.084 cm⁴

W_el6.596 cm³4.722 cm³

W_pl8.593 cm³5.885 cm³

I_t16.590 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 50×30/4 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/ 2.4 kN·m

Shear/ 55.5 kN

Compression/ 5.6 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl2.4 kN·m / 1.6 kN·m

V_c,z,Rd / V_c,y,RdA_v = 349 mm²55.5 kN / 33.3 kN

N_pl,Rd / N_b,Rd153.7 kN / 5.6 kN

N_cr,y / N_cr,z13.7 kN / 5.9 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.