Mechanism of inner crack healing induced by diffusion reaction is accepted by people more and more.
反应导致内裂纹的热愈合是目前普遍被接受的机理。
The reason for inner crack in rectangular billet is analyzed and some measures to improve presented.
简析了石钢电炉炼钢厂矩型坯内裂产生的原因,并提出了相应改造措施。
The product after breaking is with the cubic shape, low content of needle-like particles, and without inner crack.
经破碎的产品呈立方体,针片状含量低,无内裂缝。
Unexposed air hole and inner crack may vanish or appeared to be linear -like defects along rolling direction in finishing products.
未暴露的气孔或内部裂纹在成品中被压合或沿轧制方向呈线状缺陷。
The possibility of inner microcrack healing was studied by normalizing the 45 steel samples containing inner crack for one time and two times respectively.
对含有内部裂纹的45钢试样采取了不同温度一次加热正火处理和二次加热正火处理,研究了其内部裂纹愈合的可能性。
For the inner crack appearing often in round-rod rolling steels in the production, the influence to the crack from deformation extent and mechanical condition in the deformation region is discussed.
圆棒轧材在生产过程中经常出现内裂纹,本文研究了变形程度和变形区力学条件对内裂纹的影响。
Coll did not crack the family’s inner circle, so his conclusions on the matter are provisional.
科尔并未与家族内部成员接触,因此,他只做出了暂时的结论。
Harry scowls nonstop, as if he's channeling his inner Mr. Darcy. Hermione and Ron must have food stuck in their teeth because they don't crack a smile either.
哈利不停的皱眉,好像他无法跨越心中的黑暗,赫敏和罗恩好像嘴里含着食物,没有一丝笑脸。
The causes of inner transversal crack of cold-draw heavy wall pipe of 45 steel were analyzed.
针对45钢冷拔厚壁管存在内表面横裂纹问题,分析了其产生的原因。
The stress required for producing internal crack decreases since there are loci of cracks in the slab caused by the surface crack, so the longitudinal cracks from inner to surface form easily.
由于铸坯表面裂纹形成的裂纹灶,降低了产生内裂所需要的应力值,易于形成内、外相连的纵裂。
The results show that the aggregation of contaminant is the inner cause of Copper pipe crack, while the thermal stress formed during welding and winding deformation is another two important factors.
结果表明:夹杂物局部偏聚是铜管断裂的内在原因。焊接时产生的热应力及弯曲变形是铜管断裂的外部诱发因素。
The methods and the program can be used to guide the choice of milling cutter when processing the inner curve of pin gear housing in double crack three ring-plate cycloid reducer.
本文介绍的方法和编制的软件可用于指导现场中环板针齿壳内曲线加工铣刀的选取。
The crucial cause of inner die crack is predicted and found after the simulation of the test process.
根据对测试过程的模拟预测找到了引起芯片断裂的原因。
By means of numerical calculation, the rules of J-Integral values varied with the length and depth of the inner surface crack of gun barrel were obtained.
通过数值计算,得出了身管内表面裂纹J积分值随裂纹长度及深度的变化规律。
The test of single compact weight decrease proved that when the shrinkage ratio of the compacting die is increased to over 1.22, there is no more crack initiated in the compact inner hole.
并用压坯单重递减法试验证实,当将压模收缩比增加到1 2 2以上时,可以保证压坯内孔不出现裂纹。
Fatigue specimens cracked at two-sided through-thickness sheet, fatigue crack appeared initially in HAZ of inner surface of lap plates, along the thickness direction extended to outer surface;
试件的疲劳断裂模式全部为双面穿板断裂,疲劳裂纹起始于点焊热影响区搭接板内表面,沿板厚方向向外表面扩展;
Fatigue specimens cracked at two-sided through-thickness sheet, fatigue crack appeared initially in HAZ of inner surface of lap plates, along the thickness direction extended to outer surface;
试件的疲劳断裂模式全部为双面穿板断裂,疲劳裂纹起始于点焊热影响区搭接板内表面,沿板厚方向向外表面扩展;
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