Controlled cryogenic expansion
This ring undergoes cryogenic expansion with precisely controllable dimensions and stress states, supported by a finite element model that aids in predicting deformation outcomes for engineering applications.
Yunbo, Li · Xie, Haofeng · Zhang, Zhihao · Hui, Songxiao · Li, Yanfeng · Song, Xiaoyun · Ye, Wenjun · Yu, Yang · Luo, Yumeng
Advanced Engineering Materials 2025
Mises stress increases significantly with larger die angle
Peak expansion force increases significantly with thicker wall
Finite element model accurately predicts post-expansion ring dimensions