Engineering Web Suite
Fast, browser-based mathematical sizing models, calculators, and design tools built for engineers, contractors, and technicians.
Structural
Free
Beam Deflection & Stress
Calculate maximum flexural stress, bending moments, and deflection limits for simply supported and cantilever beams.
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Piping
Free
Pipe Friction & Head Loss
Determine total dynamic head (TDH), Darcy-Weisbach friction drops, and fluid velocity across pipe runs and fittings.
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Electrical
Free
Wire Size & Voltage Drop
Size single-phase and 3-phase conductors (AWG/kcmil) to maintain critical voltage drop limits under 3%.
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Fasteners
Free
Bolt Torque & Joint Stress
Look up recommended tightening torque (dry/lubricated) and calculate shear/tensile safety margins for bolts.
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Thermal
Free
HVAC Enclosure Heat Load
Estimate required cooling tonnage and BTU/hr loads for server rooms, workshops, enclosures, and tiny homes.
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Management
Free
Project ROI & CAPEX Payback
Quantify simple payback periods, annual operating savings, and ROI % for plant equipment upgrades and project pitches.
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Chemical
Free
Steady-State Mass Balance
Solve multi-stream mixing balances, mass flow outputs, and component concentration splits for process units.
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Reliability
Free
Maintenance PM Deferral Calculator
Calculate allowable PM grace periods, proof-test deferral dates, extension windows, and compliance percentages.
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