Beam Engineering lite vs Mechanical Engineering Toolkit

Beam Calculator offers a comprehensive suite of 34 calculators to analyze and convert key Beam and Civil Engineering parameters. Built for professionals and students, every formula is backed by AISC 360-22, ACI 318-19, and ASCE 7-22 code references displayed directly in the calculator. Auto-fill Section and Material Pickers let you select from 39 AISC W-shapes and standard Steel, Rebar, and Concrete grades to instantly populate input fields. No manual lookup needed. Included Calculators (Metric and Imperial Units): Critical Bending Moments: . Rectangular Cross Section . Open Cross Section . Nonuniform Bending Gradient . Moment Gradient Factor with PASS/FAIL adequacy check per AISC 360-22 Stress and Deflection: . Maximum Stress (Axial and Bending Loads) . Maximum Stress (Large Bending Deflection) . Axial Compression and Bending Deflection . Critical Buckling Load . Stress (Unsymmetrical Bending) . Total Unit Stress and Deflection (Eccentric Loading) Steel and Compression Calculations: . Trial Design Area of Steel . Compression Area and Depth . Nominal Moment Capacity . Adjusted Steel Area . Reinforcement Ratios (Balanced, Minimum, Maximum) Beam Dimensions and Shear Strength: . Required Beam Dimensions . Concrete and Steel Shear Strength . Maximum Allowable Shear (Steel and Total) . Horizontal, Angled, and Vertical Stirrup Spacing . Stirrup Shear Strength and Embedment Length . Maximum Tension Steel Spacing Key Features: . Dual unit system. USCS (Imperial) and SI (Metric) with accurate conversions . Calculation History. save, review, and add notes to past calculations . PDF Export. share professional calculation reports . Built-in Reference Tables. W-shape sections, steel grades, rebar grades, and concrete grades . Dark mode support with three appearance options . Category filter chips for fast formula navigation Pro Unlock (One-Time Purchase): . Unlimited calculations across all 34 formulas . Full calculation history (free users see last 5 records) . PDF export and sharing . Swipe to delete history records Available in English, Francais, Espanol, Italiano, Deutsch, Chinese, Nederlands, and Portugues.

Mechanical Engineering Toolkit is a professional engineering calculator for students, researchers, and practicing engineers. Choose a formula, enter your variables, and get instant results — with calculation steps, formulas, diagrams, and unit conversions shown along the way. Switch between SI and Imperial units anytime, save favorites, and find the right tool fast with recommendations by major. Save your inputs as named projects, and export any result as text, image, CSV or PDF. Categories and tools: Mechanics of Material • Moments of inertia of plane areas • Force-displacement relation of a bar • Torsion formula and angle of twist • Flexure formula of a beam • Transverse shear stress • Deflections and slopes of cantilever and simple beams • Plane stress transformation and Mohr's circle • Principal stresses and planes • Spherical shell and thin-walled pressure vessel stresses • Buckling load of a column • Thermal deformation and stress • Combined loading • Bolted / riveted joints • Fatigue safety factor • Shaft power and torque Statics • Centroid of an area • Resultant of a force system • Beam reactions • 2D truss analysis Machine Design • Helical compression springs • Spur gear geometry and stresses • Shaft fatigue design (DE-Goodman) • Bearing L10 life • Belt and chain drives • Bolt preload / torque-tension • Fillet weld strength • Press / shrink-fit interference • Shaft critical speed (Dunkerley) • Beam natural frequency (five end conditions) • Torsional natural frequency (one or two rotors) Fluids & Thermal • Reynolds number and flow regime • Pipe pressure drop (Darcy-Weisbach with Colebrook) • Pump and fan power • Composite wall conduction • Fin efficiency • Heat exchanger sizing by LMTD Theory of Elasticity • Constitutive relation of linear elastic material • Stress/strain of linear elastic material Composite Material • Lamina and laminate stress/strain • Lamina engineering constants • Laminate plane and 3D properties • Rule of mixtures • Failure criteria (Tsai-Hill, Tsai-Wu) Reference Tables • Drill & tap chart (metric and imperial thread series) • ISO 286 fits & tolerances • Standard sections (AISC W, IPE, HEB) • Unit converter No account required. Works offline. Available in English, Chinese, German, French, and Japanese.