Standard No.:	T/CWAN 0148-2025
English Name:	Laser-arc hybrid welding of aluminum alloys for railway vehicles— Part 3: Production requirements
Chinese Name:	轨道车辆铝合金激光-电弧复合焊接 第3部分：生产要求
Professional Classification:	T/    Social Organization Standard
ICS Classification:	25.160.10 25.160.10    Welding processes 25.160.10
Source Content Issued by:	China Welding Association
Issued on:	2025-05-27
Implemented on:	2025-7-1
Status:	valid
Target Language:	English
File Format:	PDF

本文件规定了轨道车辆铝合金激光-电弧复合焊接人员资质要求、工艺装备要求、焊前准备要求、焊接工艺方法、焊后处理和缺陷修复方法。激光-电弧复合焊是通过同步或交替使用激光束与电弧能量源实现协同作用的焊接方法，兼具高能量密度激光的深熔和电弧的强搭桥能力。
本文件适用于轨道车辆铝合金激光-MIG/MIG复合焊接。