Seam surface defect after grinding or thickness is lower than base material after mechanical treatment.
打磨焊缝表面缺陷或机械损伤后的厚度小于母材的厚度。
Weld-seam position and thickness difference do not affect stress and strain states.
焊缝位置和壁厚差异变化时，拼焊管各区域的应力状态保持不变。
Weld-seam position and thickness difference do not affect stress and strain states.
焊缝位置和壁厚差异变化时，拼焊管各区域的应力状态保持不变。
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