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three point bending beam test 三点弯曲梁试验
Keywords CFRC;age;strength;water ratio;three point bending beam; 碳纤维混凝土;龄期;强度;含水量;三点弯曲梁;
The Double-K Fracture Parameter of Concrete for Non-Standard Three Point Bending Beam Specimens 砼非标准三点弯曲梁试件双K断裂参数
three point bending beam 三点弯曲梁
By using elasto-plastic finite element calculation and three point bending test,the in-fluence of strength matching and crack depth on fracture properties are investigated. 利用弹塑性有限元计算和三点弯曲试验对不同裂纹深度、不同强度组配焊接接头试样的断裂性能进行了研究。
According to Chinese Standard GB2038, ?J? integral test was carried out on base metal, weld and HAZ(heat affected zone) of X52 ERW pipes and X60 SSAW pipes under a series of temperature with TPB(three point bending) specimens. 试验按照GB2 0 38标准要求 ,采用三点弯曲试样 ,分别对进口X52ERW焊管母材、焊缝以及国产X60SSAW焊管母材、焊缝、热影响区进行系列温度J积分试验。
The results show that,in the mechanical bend fatigue test and three point bend test,the underfill material of U1 and U2 both can improve the mechanical bend reliability of BGA assemblies,and U1 material performs better. 结果发现在机械弯曲可靠性试验中,U1、U2材料的填充均能提高焊点的机械弯曲可靠性,并且U1的效果更好。
The material mechanical properties, such as flexural strength, are measured by three point bending techniques. 利用三点弯曲方法测定了材料的抗弯强度等力学性能。
The effect of specimen size on the J_(Ic) and the slope of J_R curve (dJ/da) was studied by using three point bending (TPB)and side-grooved TPB specimens of different sizes. 本文应用不同尺寸的三点弯曲试样和带边侧槽试样,用实验方法研究了启裂J积分(J_(1C))和J_R阻力曲线的斜率(dJ/da)受试样尺寸的影响。
In this paper, a simple formula is derived for calculating the dynamic stress intensity factor (DSIF)of three point bending specimen using dynamic crack opening displacement (DCOD). 给出了一种由裂纹的动态张开位移计算三点弯曲试样的动态应力强度因子的简单方法。
Two series of fatigue crack growth rate (FCGR) tests using three point bend specimen with different integral knife edge designs are performed. Effect of elastic modulus on the measurement of fatigue crack length using compliance technique is analyzed. 用不同整体刀口设计的三点弯曲SE(B)试样做了两组疲劳裂纹扩展速率 (FCGR)试验 ,分析了弹性模量在柔度法测量疲劳裂纹长度中的影响。
K_1 of a V-notched Beam under Arbitrary Span Three Points Bending V形切口任意跨距三点弯曲时的K_1
Analysis of the Effect of the Three Point Bending Test of Steel Slabs With Different Coating Using MCA Method 用MCA方法研究不同涂层对钢板三点弯曲的影响
Test Method for Measuring the Dynamic Mechanical Properties of Plastics Using Three Point Bending 用三点弯曲法测量塑料动态力学性能的试验方法
three-point bending beam test 三点弯曲试验
Test Method for Determination of the Modulus of Elasticity for Rigid and Semi-Rigid Plastic Specimens by Controlled Rate of Loading Using Three Point Bending 用三点弯曲法测定在装载控制速度下刚性和半刚性塑料样品的弹性模量的试验方法
Beam test of carbon fiber reinforced concrete (CFRC) was done. vaviation rule of electric resistance of CFRC bending specimen under different loading conditions was discussed. 摘要对CFRC抗弯试件进行了试验分析，探讨了不同载荷工况下CFRC抗弯试件的电阻变化规律。
three point bending test 三点弯曲试验
The rheological properties of SBS modified bitumen after RTFO/PAV are studied by using bending beam Rheometer (BBR), which is one of the test methods of SHRP. 运用SHRP试验方法中的弯曲梁流变仪(BBR)分别对制得的这些SBS改性沥青的RTFO/PAV残留物的流变特性进行了试验研究。
It is about three point two meters in height. 这里净高约三点二米。