The results show that 82b wire rod brittle fracture is mainly caused by excessive inclusion, reticulate carbide, lower sorbite in the microstructure, and surface defect of wire rod.
结果表明，82B钢盘条脆断的主要原因是夹杂物级别超标、组织中出现网状碳化物、索氏体含量偏低以及盘条表面缺陷等。
It easy to occur defect on the back of bead in pressure pipe TIG welding, which can be solved by using the anti, direction wire feeding method successfully.
压力管道TIG焊在焊接中焊道背部易出现缺陷，用反向送丝的方法成功地解决了这一问题。
It easy to occur defect on the back of bead in pressure pipe TIG welding, which can be solved by using the anti, direction wire feeding method successfully.
压力管道TIG焊在焊接中焊道背部易出现缺陷，用反向送丝的方法成功地解决了这一问题。
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