tensile test bar

The influence of the configuration deviation of the test tensile bar on the accuracy of test results was analyzed.

分析了抗拉试棒形状误差对测试结果准确性的影响。

The planning of parameters and selection of materials and facilities, and procedure of the productive test of tensile anchorage bar are described, meanwhile, the test result is analysed.

系统介绍了张拉锚杆生产性试验中参数拟定、材料及设备选择、试验步骤、工艺流程、成果分析，为张拉锚杆的施工质量、工程进度和施工安全提供了依据。

Analysis on Productive Test of Tensile Anchorage Bar in East Side-wall of Underground Power House of Dongping Hydroproject

洞坪水电站地下厂房东端墙张拉锚杆生产性试验分析

To obtain the resistance curve of crack growth of an elastic-plastic material, a test for dynamic crack initiation and arrestment is carried out on a self-designed bar-bar tensile impact apparatus by using larger diameter short specimens with deep circumferential notches and larger ligament diameters.

为得到弹塑性材料裂纹扩展的阻力曲线，采用较大外径和较大韧带直径的周边切口在自行研制的间接杆杆型冲击拉伸试验装置上进行了动态断裂和起裂止裂试验。