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对接扣件的应用知识点

Release time：

2020-12-25 14:57

source：

      对接扣件sleeve coupler    连接两根对接钢管的扣件。符号代表：△：抗拉试验的位移值

  1、直角的性能名称及要求

     抗拉：P=4.0kN时，△≤2.00mm

 2、对接扣件抗拉性能试验

     扣件承受等速增加的轴向拉力，测量位移值 △。当预加荷载P为1.0kN时，将位移测量仪表调整到零点，然后继续加荷。当P增加至4.0kN时，记下△值。

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