PT load and applied load

Mani kumar_21615

I am running a Non linear pre tension analysis in optistruct..i have two loads pre tension and External applied load..How to create a load step using two loads in a single load step.And what is STSTUSUB(PRETENS)?

<?xml version="1.0" encoding="UTF-8"?>

Arul

Hi,

 

Refer this tutorial in Optistruct

OS-T: 1390 Pretensioned Bolt Analysis of an IC Engine Cylinder Head, Gasket and Engine Block System