在此奥氏体螺栓材料经过碳化溶液处理和应力硬化处理,因此归在ASTMA193类别2里。推荐采用相应材料的ASTM A194螺母。
Where austenitic bolting materials have been carbide solution treated and strain hardened, they are designated Class 2 in ASTM A193. ASTM A194 nuts of corresponding material are recommended.
有些人认为硬化的灰铸铁过去曾使零件很容易腐朽老化(因为经过数百万次的应力反向处理后的金属零件最后都会这样)。
Some believe that the hardened gray iron used to make the components simply "fatigues" with age-as metal parts that go through millions of stress reversals eventually do.
实验结果表明,对于无明显峰值应变的应力-应变曲线,采用加工硬化率方法确定峰值应变和稳态应变是一种有效的方法。
Test results show that for the stress-strain curves with no obvious peak strain, it is a available to use work hardening rate method to determine peak strain and stable strain.
弹性范围,塑料范围(当材料以不变的应力流动时),应变硬化范围和发生颈缩现象以其断裂终止的范围。
The elastic range, the plastic range (during which the material flows at a constant stress), the strain-hardening range, and the range during which necking occurs, terminating in fracture.
建立剪切应力和动脉粥样硬化之间关系的主要机制是血管壁剪切应力基因表达的控制机制。
A central mechanism establishing the relation between shear stress and atherosclerosis is the control of gene expression by wall shear stress.
分析迁移应力,确定了真实应力空间中的屈服函数,并采用旋转硬化规律考虑应力引起的土体各向异性。
Then the shift stresses were analyzed to specify the yield locus in true stress space and rotational hardening law was adopted to embody the anisotropy induced by stresses.
如该设计基于应变硬化性能,设计应力通常在HAZ实际屈服点以上。
If the design is based on the strain hardened properties, the allowable design stress will usually be above the actual yield point of the HAZ.
按照剪切滞后理论和应变硬化规律,研究微复合材料的变形和应力状态。
The deformation and stress condition of the micro-composite are studied according to the shear-lag theory and strain-hardening law.
这可能是由于它们产生剪切形变局部化的滑移面硬化率对瞬时拉伸应力的临界比值不同之故。
Presumably, it is due to their different critical values of the ratio of slip plane hardening rate to current tensile stress for shear localization.
这可能是由于在不同状态时产生剪切形变局部化的滑移面硬化率对瞬时拉应力的临界比值不同之故。
Presumably it is due to their different critical values of the ratio of slip plane hardening rate to current tensile stress for shear localization.
由试验资料发现,剪切面上的剪切应力与剪切位移关系可分为逐渐硬化和峰值后软化两种类型。
It is found that the relationship between cutting stress and displacement can be divided into two types of gradually hardening and softening alter peak value.
应力集中单元由于能量的不断积累,介质出现硬化过程。
Because of the continuous energy accumulation of stress concentration units, hardening process of medium emerges.
有些人认为硬化的灰铸铁过去曾使零件很容易腐朽老化(因为经过数百万次的应力反向处理后的金属零件最后都会这样)。
Some believe that the hardened gray iron used to make the components simply "fatigues" with age—as metal parts that go through millions of stress reversals eventually do.
实测了激光相变硬化区的宽度和深度及残余应力分布。
The width and depth of laser transformation hardening zone and residual stress distribution were measured experimentally.
试验证明,饱和土属于应变硬化介质,在激波动力加载条件下,土中应力波将保持其激波特征不变。
The tests prove that saturated soils are a kind of strain hardened media and stress wave will maintain shock wave characteristic invariant during shock wave dynamic loading.
本文主要讨论了在材料线性应变硬化效应的情况下,自紧管应力与强度的计算公式的推导。
Considering the linear strain-hardening effect of materials, this paper proposes a computation method for the stresses and strength of autofrettaged cylinders.
通过高温抗氧化、盐雾腐蚀和应力腐蚀试验研究了07X16H6沉淀硬化不锈钢在使用状态(回火态)时的耐蚀性能。
The corrosion resistance of 07X16H6 precipitation hardening stainless steel in tempered state was studied using high temperature oxidation, salt-spray test and stress corrosion test.
充氢条件下应力弛豫和恒载荷拉伸试验结果表明,氢有引起钢的软化和硬化的双重作用。
The experimental results of stress relaxation and constant load tests in hydrogen charging condition prove that hydrogen has dual action of softening and hardening steel.
根据检测得到的正常人和动脉硬化性脑血管病患者的颈动脉血流速度、血管管径等数据,计算两者的颈动脉壁面切应力。
According the blood speed and diameter of carotid artery measured in cerebrovascular disease patients and the control, the carotid wall shear stress of both groups are calculated.
另外,根据试验结果,并利用塑性力学中的主应力法和材料硬化理论,推导了一个计算圆孔翻边力的新公式。
In addition, according to experimental results, slab method in plastic mechanics and material hardening theory, a new formula for hole flanging force is concluded.
在塑性硬化强扭理论的基础上,利用双线性材料模型计算了扭杆弹簧第一次强扭过程横截面的应力和应变。
Based on plastic intensifying theory, dual-linearity material model is used to calculate stress and strain on the cross section of a torsion bar spring by FE method.
论述了感应淬火零件的残余应力形态,并对载货车半轴的材料、硬化层深度及法兰圆角淬火层分布提出了个人见解。
This paper demonstrates residual stress of induction quench parts and personal views about stress distribution of flange corner heat treatment, truck half axle material and depth of hardened layer.
提出了一种迭代方法来计算刚体与幂次硬化材料结合的界面端的弹塑性应力奇异次数。
An iterative method was proposed to determine the elastic-plastic singularity at the interface edge of a power-law hardening material bonded to a rigid substrate.
这些结果表明,动脉粥样硬化早期病变受低切变应力的影响。
All the above showed that early atherosclerosis changes were affected by low-shear stress.
观察到高应变率时应力平台与硬化阶段的TEM组织形貌分别为孪晶与断续的马氏体。
TEM morphology of the twin specimens at stress plateau stage and martensite section at hardening stage has been observed.
该本构模型全面考虑了压力、应力第三不变量、变形的硬化和软化、应变率强化以及拉伸损伤等各个影响因素。
The main factors such as pressure, the third invariant of stress tensor, strain hardening and softening, stain rate and tensile damage have been taken into account in the constitutive model.
并且给出用与切线模量相关的标准确定加工硬化型应力——应变关系曲线的破坏点的方法,提供了利用任意固结度下的应力路径求解不排水抗剪强度的计算式。
The method to ascertain the damage point of process harden type stress-strain curve was shown, and the calculate expression of shear strength used by stress path under random consolidation degree.
推导了激光相变硬化层的残余应力公式,并对实验结果进行了分析讨论。
The formula of residual stress in laser transformation hardened case is inferred, and the experimental results are discussed.
激光淬火硬化层应力状态为压应力。
激光淬火硬化层应力状态为压应力。
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