This study aims to propose an alternative numerical-based methodology to bound the response of asymmetrically surface-damaged metallic strand for damage and structural integrity evaluation purposes. A standard nonlinear finite element algorithm is extended and utilized in which a damaged strand is discretized into uniaxial two-noded nonlinear cable-beam elements in a 3-D space. This extension contemplates accounting for two limit cases regarding the contact regime of the strand wires: (i) stick regime obeying the Bernoulli’s kinematic hypothesis; and (ii) full slip regime leading to a nonlinear bending stiffness. The limit between both contact regimes is given by a critical curvature value associated to the bending response of the damaged strand induced by the asymmetry in surface damage distribution. In this way, the use of the proposed methodology gives rise to a solution space for each parameter of interest namely residual strength, residual linear stiffness, waviness, and fracture energy. The solution spaces are defined by the estimates associated to the purely stick contact regime (Stick model) and the ones that account for the nonlinearity of the bending stiffness (Stick-Slip model). 1 × 7 metallic strands with one and two surface wires cut with diameter values ranging from 1.5 mm to 14.3 mm are used to show the capabilities of the methodology which are validated by comparisons with measured data. Results suggest that curvature boundary layers at strands ends are developed due to the induced bending and that space solutions appropriately bound the measured data. Moderate and high effects on the residual linear stiffness and fracture energy, and waviness parameters due to wires slippage are observed respectively, relative to consider a complete stick contact regime.