kp | Chord prestress coefficient |
np | Ratio |
fp | Value of acting compressive stress in chord member without stresses due to components of strut forces at connection parallel to chord |
fy | Yield strength |
Np | Starting axial compressive force in chord |
A0 | Cross-sectional area of chord member |
M0 | Secondary moment from eccentricity |
W0 | Elastic section modulus of chord cross-section |
Chord prestress coefficient kₚ EN 1993-1-8
Chord prestress coefficient kp EN 1993-1-8
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