钻孔法(hole-drilling method)是评估金属材料残余应力的一种有效方法.其过程是贴上微型花式3向应变仪,在其中心部分钻孔(半断裂法),然后根据孔的变形情况来求出...
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Mechanical method is a category of measuring residual stress. In the category, hole-drilling method, ring-core method and dissecting method are commonly used.
机械法是测残余应力的一类方法，其中常用的有盲孔法、环芯法和剖分法。
For eliminating the errors in deformation measuring and improving the accuracy in hole-drilling method, this paper presented an optical technique, grating rosette and moire interferometry.
针对钻孔法测量残余应力方法中变形测量存在的误差，提出用光栅应变花测量钻孔所释放的残余应变。
The scope of the residual stresses determined by the hole drilling method should not exceed one half of the material's yield strength.
钻孔法测量残余应力的范围是应力不超过材料屈服极限的一半。
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