eFunda: The Ultimate Online Reference for Engineers

| | | | |

FREE Magazines

NASA Tech Briefs Innovations developed by NASA and its industry partners in a wide array of fields.
Desktop Engineering Design, simulation, test, prototyping and high performance computing.
Chemical Engineering World Pumps LEDs Magazine Laser Focus World	Power Transmission Material Handling Filtration+Separat... more...
USA \| Canada \| Mexico \| International \| FAQ

Discussons

New Topic

(0)	Ht-5RH issues
(0)	Blocking efficient designs
(0)	Using NiceLabel to Design Labels for Zebra Printers
(0)	Opencart 3.0.2.0 default theme doesn't show changes
(2)	2 Day Free Training on PMBoK v6
(0)	problem in Statics Lesson
(4)	PMP Exam is Changing in 2015
(4)	Gas Detection System
(2)	What's dilatometry?
(1)	Why can't you use high temperatures for austenitic stainless steels?

Materials Periodic Table, Steels Aluminum, Polymers Piezo, Corrosion ...more		Unit Conversion Length, Mass, Pressure Time, Base-N, Fractions Hardness, Gage ...more
Design Center Plastic Design, Gages Springs, O-Rings, Sensors Screws, I-Beams ...more		Formulas Beam, Plate, Composite Vibration, Heat Transfer Fluid Mechanics ...more
Processes Casting, Stamping, Molding Annealing, Machining Rapid Prototyping ...more		Mathematics Areas, Trigonometry Taylor Series, Least Squares Laplace Transform ...more

Engineering Calculators

Design Aids
Spring, Wire/Sheet Gages
Fraction, Hardness Conversion
O-Ring: Sizing/Material

Solid Mechanics
Beam, Plate, Vibration
Stress/Strain Transform, Failure
Principal Stress/Strain, Elastic Const
Composite Material, Stiffness, ABD

Fluid and Thermal
Reynolds Number, Venturi Flowmeter
Pipe Friction, Radiation
Laminar Flow over Plate

Mathematics
Base-N, Gamma Function
Gauss Quads:Legendre/Laguerre
Loan, Lease, APR
Symbolic Calculators

Calculus: Integral, Derivative, Limit
Matrix: Inverse, Eigenvalue, Linear System
Plot: 2D, 3D, Parametric
Numerical: Root, Curve Fit