Accessory cord tensile strength calculator (EN 564)

Calculate the tensile strength of accessory cords according to EN564 using this online calculator - formula included.

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[calculator-input name=“D” label=“diameter” unit=“mm”][/calculator-input]

[calculator-expression name=“tensileStrength” formula=“1/5*D*D” unit=“daN”]

[calculator-output name=“tensile strength” unit=“daN”] An accessory cord with <%= format(D, “mm”) %> has a minimum tensile strength of <%= formatInteger(tensileStrength*100, “daN”) %> = <%= formatFloat(tensileStrength, “kN”, 3) %> according to EN 564. This equates to a weight of <%= formatFloat(tensileStrength*9.81e1, “kg”, 2) %> [/calculator-output]

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[latex display=“true”]F_{\text{tensile,min}}[N] = 0.20\frac{\text{kN}}{\text{mm²}} \cdot \text{D[mm]}²[/latex]