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Table 14 Results of confirmation test

From: Parametric optimization of corrosion and wear of electroless Ni-P-Cu coating using grey relational coefficient coupled with weighted principal component analysis

  Parameters Polarization test result Wear test result (μm)
A(g/l) B(g/l) C(g/l) D(°C) E corr(mV vs. SCE) I corr(μA/cm2)
Mid-level combination 30 15 0.5 400 −461.38 5.032 19.37
Optimum level for corrosion 25 10 0.5 400 −233.31 0.790 -
Optimum level for corrosion and wear 25 20 0.3 400 −432.65 1.207 11.56