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Application of Improved Blind Hole Method to Welded Iron Tower Joint for Stress Relieving with Heat Aging
Author(s): 
Pages: 34-37
Year: Issue:  1
Journal: Heat Treatment

Keyword:  热时效残余应力焊接变形钢结构;
Abstract: 铁塔的焊接接头在焊接过程中会产生残余应力.研究了焊接接头在热时效前后的残余应力大小和分布,结果表明,经热时效处理后焊接接头中的最大残余应力,纵向残余应力,横向残余应力和残余应力差分别降低了53%、52%、64%和46%,热时效消除应力效果良好.
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