spiral weld

基本解释

An analysis is carried out to a practical case of a pipeline rupture happened near spiral weld under field applied heat shrinkable sleeves.
对管道热缩套下对接环形焊缝附近爆裂的实际案例进行了分析。
The spiral welded pipe weld seam probe frame has the benefits that: (1) the flexible spindle is adopted, so that a probe and a weld seam can be fully closed, so as to reduce error;
本发明的有益效果是：1）采用柔性主轴，使探头和焊缝能保证完全弥合，减少误差；
ip.com
Having been practiced for several years, a new butt method for spiral welded pipe, the two spots tack-weld butt was made out.
通过几年来的实践，摸索总结出了一种螺旋焊管对接新方法——两点点固对接法。