DragonWorx Material Lab · Structural Integrity
Spinal Node
Fatigue Predictor
Cycle life estimation for (TiZrHf)₄₄Ni₂₅Cu₁₅Co₁₀Nb₆ high-entropy alloy vertebral nodes under repeated dynamic loading. Miner's Rule damage accumulation with strain-glass microstructure fatigue model.
Load Profile
Peak strain per jump (%)3.5%
Jumps per day4
Impact severity (g)12 g
Operating temp (°C)20 °C
Node Configuration
Alloy System
HEA (TiZrHf)
Nitinol NiTi
Ti-Al-Cr
Fe-Mn-Al
Node count (spine)24
Node diameter (mm)8 mm
Failure Mode Weighting
Crack Init
Creep
Phase Stab
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Cumulative Damage (Miner's Rule)D=1.0 = FAILURE
Damage Index0.000
0Safe ZoneWarningCritical1.0 Fail
Damage Accumulation vs. Jump Count
S-N Curve Comparison — Alloy SystemsLOG SCALE