The characteristics of titanium welding were summarized, and the advances in titanium alloy weldingmetallurgy were reviewed in this paper.
概括介绍了钛合金焊接的主要特点，综述了钛合金焊接冶金方面的研究进展，并阐述了该领域的研究前景。
2
Other factors include: weldingmetallurgy quality, direction of the main strain, ratio of thickness, ratio of intension, location of welding line, displacement of welding line, etc.
铝合金拼焊板技术还存在许多问题，如成形极限、起皱、回弹、焊缝位移、焊接质量等有待研究；
3
Three suggestions are given for steelmaking works as follows: (1)Considerable attention must be put to the study of weldingmetallurgy for developing the weldable structural steels;