...ition; cold shut defect; weld zone; heat [gap=16206]关键词： TA15钛合金；电子束焊；显微组织；相成分；冷隔缺陷；焊缝区；热影响区 ...
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...化连接被焊金属 CHAPTER 3 金属制备成形与塑性变形 一、熔焊焊接接头组织和性能 焊接接头(weld joint)由焊缝区(weld metal area) 和热影响区(heat-affected zone)组成 (一)焊缝组织与性能 ◇成分与组织：Si、Mn含量较高；细柱状晶 ◇性能：力学性能高于母材 C...
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... atomic-hydrogen welding 核氢焊,核氢焊机,氢原子电弧焊 weld area 焊接部位；焊接部位,焊缝区 linde welding 林德钢管对焊法,林德钢管对焊法 ...
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焊缝区不同部位的硬度存在一定差异。
The difference exists in hardness at various places in fusion zone.
焊缝区裂纹。在焊缝线或紧靠焊缝线出现的裂纹。
Weld Area crack. A crack in or immediately adjacent to the weld line.
结果表明，气侧焊缝区与近焊缝区存在很高的焊接残余应力。
The result show that there was very high welding residual stress on the welding joints and their adjacent area in the gas side.
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