提高CO2气体保护环缝焊接质量的措施

介绍了CO2气体作保护环缝焊接原理和特点,以及焊接过程中出现的焊接质量缺陷。分析了其产生基理,从设备使用及维护、操作工艺、焊丝材料选用、CO2气体的使用等方面,阐明了产生焊接质量缺陷的原因。根据生产实践,从设备的使用方法、焊接材料的使用,操作工艺步骤、焊接工艺参数以及其它配套设施等方面,提出一些改善焊接质量的方法和措施。

Measures on Improving CO2 Gas Protection Girth Welding Quality

Introduces the principle and characteristics of welding which CO2 gas make protection girth welding and appear welding quality defects in the welding process.Analyze its producing fundamentals,from the aspects such as use and maintenance of equipment,operation process,welding material selection,CO2 gas use,etc,and gradually clarified the reasons of producing welding quality defects.According to production practice,from the aspects such as the use method of equipment,the use of welding material,operation pro...