搭接贴角焊接金属薄板的老方法，现今已基本上为对接坡口焊所取代。
The old method of soldering metal sheets together has now been largely replaced by welted joints, which are made by a special efficient mechanical device.
这种新方法需要一种专门的高效率的机械装置。对接坡口焊是一种连接迅速的施焊工艺，它可以有效地保证金属盖板的胀缩。
The welted joint, executed in this way, is a rapid means of jointing and effectively allows for expansion and contraction of the metal covering.
本文分析了高压氨洗塔中四种复杂的异种钢接头的焊接性能，对接头坡口设计、焊材的选用、工艺规范的选取进行了深入的探讨。
The paper analyses the weldabilities of four kinds of dissimilar metals welding joints and also discusses the design of welding grooves, selection of filler metals and welding code.
节点中的焊接宜采用完全焊透的坡口对接焊缝连接，当采用双面角焊缝连接时，可按等强设计。
And the welding connecting of them are advised to use slope butt weld that are fully welded, but when the double-sided fillet weld is used, they should be design on equal strength.
介绍了坡口加工、焊前清理和上下塔对接施焊进程。
Groove preparation, cleaning before welding and butt welding construction of ther tower were showed.
介绍了坡口加工、焊前清理和上下塔对接施焊进程。
Groove preparation, cleaning before welding and butt welding construction of ther tower were showed.
应用推荐