Free online calculators for sheet metal fabrication, mechanical design, and manufacturing engineering.
Calculators for press brake operations and sheet metal bending
Calculate optimal V-die opening for sheet metal bending
Calculate required tonnage for press brake bending
Calculate bend allowance for flat pattern development
Calculate bend deduction for accurate flat patterns
Calculate spring back angle for accurate bending
Calculate minimum flange length for bending
Calculate inside radius for air bending operations
Calculate parameters for bump/step bending
Calculate maximum box height based on tooling
Calculate Z-bend/offset bend parameters
Calculators for cutting, shearing, and punching operations
Calculate required force for punching operations
Calculate shearing force for guillotine shears
Calculate die clearance for punching/blanking
Calculate laser power for cutting different materials
Calculators for material properties and weight calculations
Calculators for gears, pulleys, and mechanical components
Calculators for hydraulic and pneumatic systems
Essential engineering unit conversion tools
Convert mm, cm, m, km, inches, feet, miles, yards
Convert m², ft², acre, hectare, km², in², yd²
Convert L, mL, gallon, m³, fl oz, cups, tbsp
Convert kg, g, lb, oz, ton, stone, grain
Convert Celsius, Fahrenheit, Kelvin, Rankine
Convert seconds, minutes, hours, days, weeks, years
Convert m/s, km/h, mph, knots, Mach, ft/s
Convert degrees, radians, gradians, turns, arcmin
Mechanical engineering unit converters
Convert PSI, Bar, MPa, kPa, atm, mmHg, Pa
Convert N, kN, MN, lbf, kgf, dyne, ozf
Convert Nm, lb-ft, kg-cm, kN-m, lb-in
Convert Joules, calories, kWh, BTU, eV
Convert Watts, kW, hp, BTU/h, TR
Convert L/min, GPM, CFM, m³/h, L/s
Convert kg/m³, g/cm³, lb/ft³, lb/in³
Convert Pa·s, centipoise, Poise, lb/(ft·s)
Convert Hz, kHz, MHz, GHz, RPM, rad/s
Electrical engineering unit converters
Thermal and specialized unit converters
Convert J/(kg·K), cal/(g·K), BTU/(lb·°F)
Convert W/(m·K), BTU/(h·ft·°F)
Convert N/m, dyn/cm, mN/m
Convert Lux, foot-candles, phot
Convert Becquerel, Curie, mCi, μCi
Convert Gray, Sievert, Rad, Rem
Convert bytes, KB, MB, GB, TB, KiB, MiB
Convert Binary, Octal, Decimal, Hexadecimal