Engineering Calculators

Steel Structure Calculators

Quick calculations for beams, columns, weight estimation and unit conversion. For full structural analysis, open the editor.

Simply Supported Beam

q kN/mL

Uniformly distributed load on a simply supported beam. Select a profile to verify bending, shear and deflection.

Profile
W200x46 — 46.1 kg/m
Axis
Ix = 4,476.15 cm⁴Sx = 441 cm³A = 5,769.2 mm²Av = 1462 mm²

M max

45.0 kN·m

V max

30.0 kN

Deflection

18.8 mm

Bending: σ = 102.0 MPa ≤ 250 MPa
OK
Shear: τ = 20.5 MPa ≤ 150 MPa
OK
Deflection: 18.8 mm ≤ L/250 = 24.0 mm
OK

Euler Column Buckling

PKLL

Select a profile to verify buckling capacity per AISC E3. Checks slenderness, Euler critical load and nominal strength.

Profile
W200x46 — 46.1 kg/m
A = 57.7 cm²rx = 8.81 cmry = 5.16 cmr min = 5.16 cm

KL/r

97

Pcr (Euler)

1213 kN

Pn (AISC)

877 kN

Slenderness: KL/r = 97 ≤ 200
OK
Euler: Nd = 500 kN ≤ Pcr = 1213 kN
OK
AISC: Nd = 500 kN ≤ Pn = 877 kN
OK

Steel Weight Calculator

Select a profile to calculate total weight. Automatically uses the catalog weight (kg/m).

Profile
W200x46 — 46.1 kg/m

W200x46

46.1 kg/m · W · AISC

Per member

276.6 kg

Total

1106.4 kg

Total (t)

1.106 t

Unit Converter

Common structural engineering unit conversions between metric and imperial systems.

1000 mm39.37 in
1000 kN224.80 kip
1000 MPa145.04 ksi
1000 kg/m672.00 lb/ft
1000 kN·m737.60 kip·ft
1000 m3280.80 ft

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