CAJ | 학술논문

应变强化技术可大幅提高奥氏体不锈钢的许用应力，减薄容器壁厚，实现轻量化。经过十多年的努力，我国已成功实现了该技术的产业化。本文结合国内外近些年的研究成果与实践，分别对试样预拉伸方式、筒体周向应变测量位置、标准椭圆形封头选材和制造工艺等若干问题进行探讨，并提出了相关建议。
응변강화기술가대폭제고오씨체불수강적허용응력，감박용기벽후，실현경양화。경과십다년적노력，아국이성공실현료해기술적산업화。본문결합국내외근사년적연구성과여실천，분별대시양예랍신방식、통체주향응변측량위치、표준타원형봉두선재화제조공예등약간문제진행탐토，병제출료상관건의。
Strain strengthening technology could significantly improve the allowable stress of austenitic stainless steel to achieve the lightweight. China has successfully realized the industrialization of this technology during past several years. The following aspects of the preloading method of specimen, the measurement of circumference variation, the material selection and manufacturing process of standard elliptical head are discussed in this paper based on the achievements and practices in recent years. Some related suggestions are proposed.