摘要
介绍了本钢不停产安装再造煤气管道鼓形膨胀器的实践，并对制造、安装方法进行了叙述，特别是在结构上采用了独特的构槽密封焊缝和完整的安装程序，保证了实施的安全。
Installation of reproduced drum expanders of gas pipelines during pro-duction in Benxi Iron and Steel Company is described. Fabrication and installation methods are presented.Structurally unique canal seal weld and complete installation procedures were adopted.Construction safety has been assured.
出处
《冶金动力》
1997年第2期34-37,共4页
Metallurgical Power
