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Anchorage of Carbon Fiber Reinforced Polymer (CFRP) Tendons Using Cold-Swaged Sleeves
[摘要]

This paper presents the test results of an  anchorage system for carbon fiber reinforced polymer (CFRP) prestressing tendons. The system consisted of a metal sleeve attached to a CFRP rod that can be  gripped with a matching wedge and  barrel assembly. Three different procedures for attaching the sleeves to the rods were studied. Specimens with resin-filled, epoxy-bonded, or swaged sleeves were   prepared and tested in tension to failure. It was observed that the strength  and failure mode of the resin-filled and epoxy bonded sleeves varied widely and were sensitive to the preparation of the specimens. In contrast, the specimens provided with swaged sleeves  showed dependable strengths and consistent failure modes. In addition, this technique was found to be more practical and better suited  for the anchorage of CFRP tendons in the field.

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[效力级别]  [学科分类] 建筑学
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