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shuang xiang cha tou han jie
Author(s): 
Pages: 42-43
Year: Issue:  6
Journal: Welding Technology

Keyword:  叉头万向接轴淬硬倾向轴式去应力回火焊接接头裂纹倾向层间温度碳当量坡口形式;
Abstract: <正> 热扩318穿孔机上90tM十字轴式万向接轴中的双向叉头,是由无缝钢管与两端叉头焊接而成的(图1)。在焊接过程中,克服了因材料淬硬倾向大、焊接量多、刚性大、易产生裂纹等困难,严格执行工艺措施,成功地完成双向叉头焊接任务。
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