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Table 2 Coefficients of Equation 3

From: Experimental investigation of erosion-corrosion phenomena in a steel fitting due to plain and slurry seawater flow

Flow regime

b 1

b 2

Uncontaminated seawater (laminar)

2 × 10−5

0.016

Uncontaminated seawater (turbulent)

3 × 10−6

0.730

Contaminated seawater (laminar)

\( \left(2{\mathrm{C}}_{\mathrm{s}}^2-30{\mathrm{C}}_{\mathrm{s}}+200\right)\times {10}^{-7} \)

\( \left(-{\mathrm{C}}_{\mathrm{s}}^2-21{\mathrm{C}}_{\mathrm{s}}-10\right)\times {10}^{-3} \)

Contaminated seawater (turbulent)

\( \left(6{\mathrm{C}}_{\mathrm{s}}^2-5{\mathrm{C}}_{\mathrm{s}}+4\right)\times {10}^{-7} \)

\( \left(2{\mathrm{C}}_{\mathrm{s}}^2-5{\mathrm{C}}_{\mathrm{s}}-41\right)\times {10}^{-3} \)