特高压钢管塔薄壁管与高颈法兰的手工MAG焊接培训工艺
发布时间：2018-12-13 03:58
【摘要】：特高压输电线路钢管铁塔是架空高压输电线路的重要组成部分,其焊接质量已成为输电线路整体质量的重要环节。由于管径273 mm,壁厚≤6.0 mm的塔材的管径和壁厚较小,对其与锻造带颈法兰的焊接提出了新的难点。针对该焊接难点,制定了手工V型坡口管对接水平转动焊培训工艺。通过对焊接人员实施培训,达到了严格控制薄壁管焊接工艺过程的目的,使焊缝一次合格率得到显著提高。
[Abstract]:The steel tube tower of UHV transmission line is an important part of overhead HV transmission line, and its welding quality has become an important part of the overall quality of transmission line. Because the pipe diameter and wall thickness of the column with the diameter of 273 mm, 鈮，
本文编号：2375832
[Abstract]:The steel tube tower of UHV transmission line is an important part of overhead HV transmission line, and its welding quality has become an important part of the overall quality of transmission line. Because the pipe diameter and wall thickness of the column with the diameter of 273 mm, 鈮，
本文编号：2375832
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