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Table 4 Equivalent stress range of each heavy haul train and corresponding residual life

From: Three-dimensional fatigue crack propagation analysis of welded steel beam based on global-local numerical model

  Δσeq/MPa Fatigue life in terms of the number of train passages /cycle Fatigue life in terms of time / years
HXHC 46.69 6.85×106 235
27 tons 58.73 3.78×106 129
30 tons 86.23 1.41×106 48