钢筋机械毗连 rebar mechanical splicing 接头抗拉强度 tensile strength of splicing 接头试件总伸长率 elongation rate of splicing sample ..
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结果表明，热处理次数对接头抗拉强度影响不大。
The results show that The Times of heat treatment have little effect on the tensile strength.
结果表明：随低强焊缝金属相对宽度变小，接头抗拉强度增大；
Its results show that with decreasing the relative width of under-matching weld metal, the tensile strength of welding joint increase.
焊接接头抗拉强度大幅度提高，断裂均处在远离焊缝的母材上。
The tensile strength of welded joint is significantly improved after heat treatment and the failure occurred far away from the weld metal zone.
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