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Chapter 12: Stress Transformations
M12.5: Stress Component Terminology
σ
y
Sign Convention
Introduction
Table of Contents
Stresses in Any Orientation
Stress Element
Showing Stresses on Element
Naming Convention for Faces
Sign Convention for Normal Stresses
σ
x
Sign Convention
σ
y
Sign Convention
τ
xy
Sign Convention
τ
yx
Sign Convention
Finished
Concept Checkpoints
scene
9
of
13
In the
y
direction, a
positive σ
y
:
acts on the +y face in the positive y direction
acts on the –y face in the negative y direction
