结合市政给水管道工程实际施工,从供水钢管的衬里工艺、焊接、除锈防腐及试压冲洗等主要施工过程进行简要总结,提出工艺施工要点及技术要求。 Combined with the actual construction of municipal water supply pipeline project, this paper briefly summarizes the main construction processes of water supply pipe lining technology, welding, rust removal and pressure test and flushing, and puts forward the process construction essentials and technical requirements.