三通件在各行业中应用非常广泛。为了提高三通件的质量及降低加工成本,需加强研究各种成型工艺原理,根据制件精度以及使用要求选择最佳工艺。本文分析了金属三通件的四种常用成形工艺:铸造、焊接、锻制、冲压成形。 Three pieces in a wide range of applications in various industries. In order to improve the quality of the tee pieces and reduce the processing cost, it is necessary to study various molding process principles and select the best process according to the precision of the parts and the requirements of the application. This article analyzes four common forming processes for metal tee pieces: casting, welding, forging, and stamping.