CalcoloStrutturaleMDP
EC3 Tools
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Structural Engineering · EN 1993 EC3

Steel section checks
online, free,
for engineers.

Calculation tools for steel section verification according to Eurocode 3. Immediate results, transparent formulas, PDF and Excel export.

EN 1993-1-1 Section Class 1–4 Von Mises Bredt · Jourawsky PDF / Excel export

Available tools

6 tools · EN 1993
Section checks · EC3
Cross section · Steel

Welded Rectangular Hollow Section (RHS/SHS)

Section properties, normal and shear stresses, Von Mises criterion. EC3 §6.2 verification with torsion and shear reductions, N+M+V interactions.

Cross section · Steel

Welded I-Section (built-up)

Doubly-symmetric I-sections made by welded composition: section properties and EC3 verification. Section class, resistance checks with N+M+V interactions.

Cross section · Steel

Commercial Profiles IPE / HE (HEA, HEB, HEM)

Pick a hot-rolled profile from the EN 10365 sagomario and get its tabulated section properties, Jourawsky and Von Mises stresses and EC3 §6.2 verification with N+M+V+T interactions.

Cross section · Steel

Circular Hollow Section (CHS)

Section properties of circular hollow sections. Normal and shear stresses, torsion (Bredt), EC3 §6.2 verification with N+M+V+T interactions.

Connections · Steel

Weld Check — Welded I-Section

Verification of longitudinal fillet welds (web-to-flange) in welded I-sections according to EN 1993-1-8, simplified method §4.5.3.3.

Reference tables
Steel profiles · Reference

Steel Section Library

Complete geometric and mechanical properties of IPE, HEA, HEB, HEM profiles, circular hollow sections CHS (EN 10210 and EN 10219), rectangular and square hollow sections RHS and SHS, and equal-leg angles (EN 10056). Search by designation or filter by size.

Tools built by engineers, for engineers.

CalcoloStrutturaleMDP was born from everyday professional practice: repeated checks, formulas to verify, results to document clearly. Every tool shows intermediate steps, cites the normative paragraphs and allows exporting a ready-made report.

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Transparent formulas Every calculation shows intermediate steps and cites the exact EC3 normative reference.
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Professional export PDF reports and Excel tables ready to attach to project documentation.
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Free, no registration No account, no data saved. All calculations run entirely in the browser.