...期目录、摘要 关键词：HFW石油套管；焊缝；冲击韧性；原材料；焊接条件；热处理 [gap=452]Key Words：HFW casing；welded seam；impacting toughness；raw material；welding procedure；thermal treatment ...
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butt-welded seam 对接焊缝 ; 对焊缝
strengthening of welded seam 焊缝补强
welded seam burst 焊缝裂开
welded seam can 熔接罐
welded seam bursh 焊缝裂开
metal of welded seam 焊缝金属
butt welded seam 对焊缝
Study showed that angle deformation of T joint is changed along the welded seam length.
研究表明，T形接头的角变形沿焊缝长度方向是变化的。
This welded seam is found an obvious air hole and an unqualified undercut with macroscopic check.
这个焊口以宏观检查发现明显的气孔和超长的咬边。
But high energy beam welding makes the welded seam become braze-welding when adding fill material.
但加填充材料对铍进行高能束焊接可使焊缝形成钎接焊。
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