4.4.3 Torsion

Excessivetorsionmaygivelock-upofthewirescausingbird-cagingorexcessiveyielding.Thisisnotaverylikelyfailuremodeundernormaloperationalconditionswherethetorqueloadsaresmall.However,therehavebeencasesofexcessivetorsionduringpipeinstallation,whichhavecausedfail ......（本文共 2418 字 , 2 张图）     [阅读本文] >>