<div class="kr-force-calculator">



<h1 class="">BENDING FORCE CALCULATOR</h1>

<div style="margin-bottom: 10px;">
    <p>Get easily calculate the bending force required for your material.</p>
    <!--p>Den Rechner in Zoll finden Sie <a title="Stanzkraftrechner inch" href="de/software/biegekraftrechner-inch.html">hier</a></p-->
</div>

<div class="accordion">

    <div class="flex_column av_one_third first">

        <table id="table_938" style="background-color:#f8f8f8 !important; color:black !important;">

            <caption>tensile strength Rm (ksi)</caption>

            <thead>
            <tr>
                <th class="head_0 col_first">min Rm</th>
                <th class="head_1">max Rm</th>
                <th class="head_2 col_last">&nbsp;</th>
            </tr>
            </thead>

            <tbody>
                <tr>
                    <td class="col_0 col_first">steel</td>
                    <td class="col_1">&nbsp;</td>
                    <td class="col_2 col_last">&nbsp;</td>
                </tr>
                <tr  style="color: #969696!important;">
                    <td class="col_0 col_first">500</td>
                    <td class="col_1">720</td>
                    <td class="col_2 col_last">stainless steel</td>
                </tr>
                <tr  style="color: #969696!important;">
                    <td class="col_0 col_first">340</td>
                    <td class="col_1">470</td>
                    <td class="col_2 col_last">S235JR/ ST37</td>
                </tr>
                <tr  style="color: #969696!important;">
                    <td class="col_0 col_first">490</td>
                    <td class="col_1">630</td>
                    <td class="col_2 col_last">S355JR/ ST53</td>
                </tr>
                <tr>
                    <td class="col_0 col_first">copper</td>
                    <td class="col_1">&nbsp;</td>
                    <td class="col_2 col_last">&nbsp;</td>
                </tr>
                <tr style="color: #969696!important;">
                    <td class="col_0 col_first">296</td>
                    <td class="col_1">359</td>
                    <td class="col_2 col_last">Hard Copper</td>
                </tr>
                <tr style="color: #969696!important;">
                    <td class="col_0 col_first">255</td>
                    <td class="col_1">317</td>
                    <td class="col_2 col_last">Half Hard Copper</td>
                </tr>
                <tr  style="color: #969696!important;">
                    <td class="col_0 col_first">234</td>
                    <td class="col_1">290</td>
                    <td class="col_2 col_last">Quarter Copper</td>
                </tr>
                <tr  style="color: #969696!important;">
                    <td class="col_0 col_first">206</td>
                    <td class="col_1">262</td>
                    <td class="col_2 col_last">Soft Copper</td>
                </tr>
                <tr  style="color: black !important;">
                    <td class="col_0 col_first">aluminium</td>
                    <td class="col_1">&nbsp;</td>
                    <td class="col_2 col_last">&nbsp;</td>
                </tr>
                <tr style="color: #969696!important;">
                    <td class="col_0 col_first">75</td>
                    <td class="col_1">110</td>
                    <td class="col_2 col_last">AI99,5</td>
                </tr>
                <tr style="color: #969696!important;">
                    <td class="col_0 col_first">215</td>
                    <td class="col_1">260</td>
                    <td class="col_2 col_last">AlMgSi0,5</td>
                </tr>
                <tr style="color: #969696!important;">
                    <td class="col_0 col_first">300</td>
                    <td class="col_1">350</td>
                    <td class="col_2 col_last">AlMgSi1</td>
                </tr>
            </tbody>
        </table>
    </div>

    <div class="biegekraftrechner flex_column av_one_third flex_column_div ">
        <div>
            <label>measurement unit</label>
            <select name="measurement_unit" id="measurement_unit">
                <option value="inch" selected>inch</option>
                <option value="cm">cm</option>
            </select>
        </div>
        <div>
            <label>material width (b) in <span class="measurement-unit">inch</span></label>
            <input type="text" name="materialbreite" id="materialbreite" >
        </div>
        <div>
            <label>material thickness (t) in <span class="measurement-unit">inch</span></label>
            <input type="text" name="materialdicke" id="materialdicke" >
        </div>
        <div>
            <label>tensile strength in ksi</label>
            <input type="text" name="zugfestigkeit" id="zugfestigkeit" >
        </div>
        <div>
            <label>open die width (w) in <span class="measurement-unit">inch</span></label>
            <input type="text" name="gesenkweite" id="gesenkweite" >
        </div>
        <div class="submit" style="margin-bottom:20px;">
            <input type="submit" id="b1" value="calculate"></input>
        </div>

        <div>
            <label>bending force in kN</label>
            <input type="text" name="stanzkraft" id="biegekraft"  disabled>
        </div>
        <div>
            <label>bending force in t</label>
            <input type="text" name="stanzkraftt" id="biegekraftt"  disabled>
        </div>
    </div>
    <script type="text/javascript">
       jQuery( document ).ready(function($) {
            $('#b1').click(function() {
                let korrekturfaktor = 1.5;
                let materialbreite = parseFloat( $('#materialbreite').val().replace(",",".") );
                let materialdicke = parseFloat( $('#materialdicke').val().replace(",",".") );
                let zugfestigkeit = parseFloat( $('#zugfestigkeit').val().replace(",",".") );
                let gesenkweite = parseFloat( $('#gesenkweite').val().replace(",",".") );
                let biegekraft, biegekrafttonnen;

                if ( $('#measurement_unit').val() === 'mm' ) {
                    materialbreite = materialbreite / 25.4;
                    materialdicke = materialdicke / 25.4;
                    gesenkweite = gesenkweite / 25.4;
                }

                materialdicke = materialdicke * materialdicke;
                gesenkweite = gesenkweite * 1000;
                biegekraft = korrekturfaktor * materialbreite * materialdicke * zugfestigkeit;
                biegekraft= biegekraft / gesenkweite;
                biegekraft = biegekraft.toFixed(2);
                $('#biegekraft').val(biegekraft);
                biegekrafttonnen = biegekraft / 9.81;
                biegekrafttonnen = biegekrafttonnen.toFixed(2);
                $('#biegekraftt').val(biegekrafttonnen);
            });

            $('#measurement_unit').on('change', function () {
                $('.measurement-unit').text( $(this).val() );
            });
        });
    </script>
    <div class="flex_column av_one_third">
        <figure class="image_container" style="margin-right:25px;margin-left:25px;">

                <img src="https://www.ehrt.de/wp-content/plugins/kr-force-calculator/public/img/Biegeprisma.jpg" width="400" height="246" alt="Biegekraftprisma">

        </figure>
    </div>
</div>
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