electrode of vertical down welding是什么意思

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This article analyses in detail the essential technological characteristics of vertical-down electrodes of J421 type.

分析了 CJ4 2 1立向下电焊条的主要工艺特点 ,对 CJ4 2 1立向下焊条药皮的熔化温度区间进行了测定 ,对焊条的熔敷金属力学性能进行了检测 。

This article analyses in detail the essentical metallurgical characteristics of vertical-down electrodes of Titanium-Calcium type.

本文分析了钛钙型立向下电焊条的主要冶金特点。

A series of methods including plane butting vertical-up welding, welding arc physical observation, etc.

采用平板对接立向上焊接、焊接电弧物理观察等试验方法 ,观察了碱性渣系气体保护药芯焊丝熔滴过渡和电弧特性 ,研究了立向上焊焊缝成形机理及影响因素。

Using high titanium oxide slag system which possesses short slag feature, a high titania type electrode E6013 used for all position and vertical down welding was developed by many tests.

通过大量试验 ,研制出全位置带立向下焊的高钛型药皮的E6 0 13焊条 ,采用了具有典型短渣特性的高氧化钛渣系 ,该焊条具有优异的焊接工艺性能 ,全位置及立向下焊操作性能优良。

This article illuminates the method and application of vertical down welding for gas pipe line,which ensures the welding quality and meets the requirement of pipe design.

对立向下焊接技术的应用情况加以说明,并阐述此方法是如何保证长输管线的焊接质量,满足管道设计技术要求的。