摘要
文章详细介绍了一种高效低成本的海上风车安装船JB118-SEA3250桩腿的安装、焊接工艺及方法,阐述了超高强钢焊接技术难点及解决方法。这是国内首次将高效低耗的中频感应加热方法应用于超高强钢级大型圆柱型桩腿的焊接,获得了优异的焊接接头性能,简化了桩腿的安装工艺。
This article introduces a high efficient and low-cost way to install and weld the legs of offshore wind turbine installation vessel JB118-SEA3250, and describes difficulty in and solution to the ultra-high strength steel welding process, in which the medium frequency induction heating method is firstly used for large diameter ulttra-high strength steel pile leg welding and gains excellent joint performance and simplifies the installation process.
出处
《石油工程建设》
2014年第4期55-57,共3页
Petroleum Engineering Construction
关键词
桩腿
超高强钢
中频感应加热
焊接
leg
ultra-high strength steel
medium freguency induction heating
welding
