<div id="heading"><h4 class="berschrift4"><a name="mod_1545389992306_0001"></a><a name="Text_mod_1545389992306_0001"></a>Principio 5: </h4></div><p class="HText">Nelle lavorazioni di foratura radiali rispetto all'asse del pezzo la forza trasversale verificata secondo il principio 4 genera un momento torcente aggiuntivo  sulla pinza di serraggio o sul mandrino di serraggio. Anche questo momento non può aumentare illimitatamente senza che il mandrino con pinza di serraggio sia danneggiato, benché magari il serraggio serrerebbe il pezzo comunque ancora in maniera sicura. Anche nella tabella seguente sono riportati i valori massimi consentiti.</p><p class="HText">Momento torcente  dato dall'introduzione della forza trasversale </p><p class="HText"> </p><p class="dlModulbegrenzung0"> </p><div><table cellspacing="0" class="Tabellenraster" style="border-collapse:collapse;margin-left:0;table-layout:fixed;width:100.0%;"><colgroup><col style="width:162.45pt;"><col style="width:162.6pt;"><col style="width:162.6pt;"></colgroup><tr style="height:19.85pt;"><td style="background-color:#D9D9D9;border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleKopfzeilezentriert">Grandezza del mandrino con pinza di serraggio</p></td><td style="background-color:#D9D9D9;border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleKopfzeilezentriert">Fino a una lunghezza totale del mandrino </p></td><td style="background-color:#D9D9D9;border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleKopfzeilezentriert"> </p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">26</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 120</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">90</p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">40</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 125</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">180</p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">52</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 125</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">210</p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">65</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 140</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">300</p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">80</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 140</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">360</p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">100</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 160</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">450</p></td></tr><tr style="height:19.85pt;"><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">125</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">&lt; 200</p></td><td style="border-top:solid windowtext 1px;border-right:none;border-bottom:solid windowtext 1px;border-left:none;padding:2.85pt 2.85pt 2.85pt 2.85pt;vertical-align:middle;"><p class="HTabelleInhaltzentriert">650</p></td></tr></table></div><p class="HTabelle"><a name="_Toc227141233"></a>Tabella 14:    Coppia massima consentita dalla forza trasversale</p><p class="dlModulbegrenzung0"> </p><p class="HText">Nei mandrini con esecuzioni più lunghe la coppia massima consentita deve essere ridotta in rapporto alla lunghezza del mandrino. Per esempio grandezza 26 con </p><p class="HText"> </p><p class="dlModulbegrenzung0"> </p>