对航空不锈钢管路冷挤压连接技术开展了研究,建立了冷挤压式管路连接结构的理论模型,利用ANYSY对理论模型进行了仿真分析,并对仿真分析进行了实验验证。结果发现,仿真分析与实验验证的结果基本一致。对冷挤压管路连接技术的连接机理进行了分析,结果表明变形力是冷挤压连接强度的重要来源。 The cold extrusion connection technology of aviation stainless steel pipeline was studied. The theoretical model of cold extrusion pipeline connection structure was established. The theoretical model was simulated by ANYSY, and the simulation analysis was verified by experiments. The results show that the simulation analysis and experimental results are basically the same. The connection mechanism of cold extrusion pipe connection technology was analyzed, the results show that the deformation force is an important source of cold extrusion connection strength.