摘要
本文介绍了煤化工设备制造行业中核心设备脱盐水预热器的结构、功能及技术特征,重点对设备双面管板制造过程和质量控制进行详细介绍,根据设备管板结构、材料特征、工况要求以及堆焊、钻孔工艺评定要求,采用合理工艺技术方法,减少焊接变形,确定正确、规范、可靠的制造工艺技术参数,并对操作过程进行严格质量控制,保证管板加工质量和效率要求。
This article introduces the structure,function and technical characteristics of the core equipment desalinated water preheater in the coal chemical equipment manufacturing industry,focusing on the detailed introduction of the equipment’s double-sided tube sheet manufacturing process and quality control.According to the equipment’s tube sheet structure,material characteristics,working condition requirements,and surfacing welding and drilling process qualification requirements,reasonable process technology methods are adopted to reduce welding deformation and determine correct,standardized and reliable manufacturing process technical parameters.And strictly control the quality of the operation process to ensure the quality and efficiency requirements of tube sheet processing.
作者
杨美昆
张斌
Yang Meikun;Zhang Bin(Xi’an Nuclear Equipment Co.,Ltd.,Xi’an 710021)
出处
《中国化工装备》
CAS
2021年第5期38-42,共5页
China Chemical Industry Equipment
关键词
电渣焊
稀释率
铁素体
electroslag welding
dilution ratio
ferrite
