摘 要：分析碳钢车架、不锈钢车架焊接前与焊接后的尺寸变化量，并根据车架焊接收缩量制定车架焊接工艺放量参数，解决车架长度尺寸偏差较大的问题。
关键词：客车车架；碳钢；不锈钢；焊接；收缩量
中图分类号：U466 文献标志码：A 文章编号：1006-3331(2023)05-0056-03
Analysis of Welding Process of Carbon Steel and Stainless Steel Frame of Coaches
YANG Le,WU Haojie,CHEN Wenzhi,CHEN Jianbang,BA Junfeng
Abstract: The authors analyze the size change of carbon steel frame and stainless steel frame before and after welding and formulate the frame welding process release parameter according to the frame welding shrinkage to solve the problem of larger deviation of frame length and size.
Key words: coach frame;carbon steel;stainless steel;welding;shrinkage
