The optimum process parameters under normal conditions and the effects of factors selected such as stock dimensions welding speed opening of squeeze rolls on seam quality are determined by the orthogonal experiments .

本文选择坯料尺寸、 焊速、挤压 辊开口度等因素进行正交试验，确定了现有条件下的最佳工艺参数及各因素对焊缝质量的影响。

The Suggestion was put forward for the permissible error in the manufacture and the installation of the welding turning rolls with the function of anti-axial drifting .

并对防轴窜 焊接 滚轮架的制造安装误差提出了建议。

Application of new build-up welding technology to rolls of 2-h mills

二辊轧机 轧辊 堆焊新技术应用