Research Article

Influence of Structural Parameters of Shape Memory Alloy Corrugated Gaskets on the Contact Pressure of Bolted Flange Joints

Table 3

The step set.

Analysis stepLoading process

Preload conditionStep 1Installation at 30°C (bolt pretightening)
Installation conditionsStep 2Keep the length of the bolt, add internal pressure (5 MPa)
Step 3Keep the length of the bolt and heat up to 120°C at 5 MPa