Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Power Transmission

Gear drives, bearings, motors, clutches, couplings, machine controls, sensors and components.

Machine Design

How-to, in-depth technical articles for machine design engineers

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.

more free magazines

Materials

Design

Processes

Units

Formulas

Math
 
Rectangular L Beam

Cx Cy Area
Moment of Inertia
about the xc axis
Ixc		 Moment of Inertia
about the yc axis
Iyc		 Polar Moment of Inertia
about the zc axis
Jzc
= Ixc + Iyc
Radius of Gyration
about the xc axis
kxc		 Radius of Gyration
about the yc axis
kyc		 Radius of Gyration
about the zc axis
rzc
rzc2 = kxc2+kyc2