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Basic Stress and Strain

Basic Stress

Normal Stress

Shear Stress

Bearing Stress

Basic Strain

Poisson's Ratio

(load in x-

direction)

Inclined Plane

Axial Deformation

Thermal Expanstion

Hooke's Law

1D

2D

3D

or

1D

2D

3D

where

Torsion

Rotation Deformation(twist angle)

ni!orm Rod

Thinwalled Shafts

Stress

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Non-"ni!orm

Rod

Torsion Shear Stress

Polar !oment of Inertia" #

#ngle o! Twist

Beam Bending

LoadShear!oment Relationship

Bendin$ Stress

%e&tral Axis

Transerse Shear Stress

Rectang"lar $ross Section

Beam Differential E(&ations

%oading

Shear

&oment

Rotation(sloe)

)omposite Beam

*ns+mmetric Beam

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StressStrain #nalsis

Stress Transformation

Principal Stress

!axim&m Shear Stress

,ail&re Anal+sis

&ax Normal

&ax Shear

&ax

Distortion

Strain Transformation

Principal Strain

!axim&m Shear Strain

$ol"mns

)ol&mn B&cklin$ E(&ations-E&ler's ,orm&la.

Pinned-Pinned

*ree-*ixed

Secant ,orm&la

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*ixed-*ixed

Pinned-*ixed

Press"re +essels

)+lindrical Press&re /essel

Spherical Press&re /essel

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