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Flexural fatigue: stiffness, phase angle and dissipated energy
Flexural fatigue: stiffness, phase angle and dissipated energy
AASHTO T 321
Explained in
Flexural Fatigue
Calculator
Flexural fatigue: stiffness, phase angle and dissipated energy
AASHTO T 321
Peak load, P
, N
Beam deflection at center, δ
, mm
Load frequency, f
, Hz
Time lag between peak load and peak deflection, s
, s
Beam (T 321 values)
Span between outer clamps, L
, mm
Beam width, b
, mm
Beam height, h
, mm
Calculate
Example values. Your agency’s specification sets the limits.
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