The deformation resistance of most of the metallic materials is influenced by the strain rate.
金属材料发生塑性变形的阻力通常与加载的应变率有关。
The model of the deformation resistance of weathering steel is calculated by measured value and it has higher fitting precision.
用实测值回归出了耐候钢的新型变形抗力模型,而且该模型具有较高的拟合精度。
The results show that eccentricity of ring holder affects the deformation resistance that the velocity field is a non-perfect triangular one.
结果表明抱辊偏心对变形抗力有影响,辗扩工艺具有不完整的三角形速度场。
The deformation resistance models of two steels during hot rolling have been established with regression analysis of reasonable structural formula.
用合理的模型结构形式回归了两钢种的热轧变形抗力模型。
With the increase of forging temperature, the deformation resistance and stress for working are decreased, which brings about the improvement of formability.
随着锻造温度的增加,变形抗力和加工应力减小,合金的成形性能得到提高。
Moreover, it is revealed that the deformation resistance in the thermal cycle process is related to the increase of its tensile stress and the decrease of yield strength.
研究进一步表明,材料变形的难易程度又与变温循环过程,热疲劳试样拉伸应力的增加和材料屈服强度的降低有关。
Volume effect is in the case of the plastic processing system with vibration, under this process the deformation resistance force of materials is reduced, and the deformation rate is risen.
一般认为将机械振动引入到金属的塑性成形加工中,不但可以降低材料变形时所需的外力,还能大幅度提高产品成形质量,这些效果的产生主要缘于体积效应的影响。
This is so because the resistance to motion is essentially due to the deformation of the rolling elements and, hence, is not a sliding phenomenon.
之所以这样是因为对运动的阻力基本上源于滚动零件的变形,而不是滑动现象。
As a result the mechanical properties of the cartilage are altered and resistance to deformation is lowered.
结果是软骨的机械性能发生改变,对变形的耐受力下降。
The results show that best permanent deformation resistance can be got when continuous dense gradation, which has even arrangement of coarse and fine aggregate is adopted.
结果表明,采用粗细集料搭配均匀的连续密级配和适中的沥青用量可以获得最佳的抗永久变形能力。
As a consequence, the electrical resistance of the conducting layer shows remarkable stability in large-strain deformation.
其结果是,在大应变下,导电层的电阻也显示出显著的稳定性。
The new material is not only oil resistant, but also has fairly great improvement in performance of high temperature resistance, fatigue resistance and permanent deformation resistance.
新材料不仅具有耐油性,在耐高温性、耐疲劳性和抗永久变形性方面也有较大幅度的提高。
Therefore, the mathematic expression of deformation resistance of 304 stainless steel strip continuous casting was obtained according to the model built.
因此,根据建立的计算模型得到了薄带连铸304不锈钢的变形抗力数学表达式。
The different trademarks have little influence on wind pressure resistance of aluminum-plastic composite plate and have great influence on residual deformation.
不同铝材牌号对铝塑复合板的抗风压性能影响不大,但是对其残余变形的影响较大。
Moreover, the evolution equations of isotropic deformation resistance which has fading memory on the cyclic deformation behavior of previous history are deveopled.
还提出了对先前加载历史循环变形行为衰减记忆的各向同性变形阻力演化方程。
Excellent resistance to oil, high temperature resistance, weather resistance are good, but the mechanical strength, compression deformation rate and water resistance is slightly worse.
对油品有极佳的抵抗力,耐高温、耐候性均佳,但机械强度、压缩变形率及耐水性稍差。
Mostly, the soft foundation of the modern high-speed railway is strengthened with pile CFG in order to meet the demands of the intensity, deformation and seismic resistance of the foundation.
为了满足地基强度、变形及抗震等要求,现代高速铁路软基处理大多数采用CFG桩进行加固。
According to the test condition when slide mass is sandy clay, the authors study the deformation of anti-slide pile and soil resistance.
本文用有限元法模拟滑体为砂粘土的模型试验条件,对抗滑桩的变形及土体抗力进行分析。
Therefore, deformation resistance of 304 stainless steel was obtained according to the mold built.
因此,根据建立的计算模型得到了304不锈钢板带的变形抗力数学表达式。
The silicon and fluorine rubber with high temperature resistance, low compression permanent deformation, and high tear strength properties can meet the water sealing gasket requirements.
采用耐高温、低压缩永久变形、高抗撕裂硅、氟橡胶可以满足该部位需耐高温、耐冷却水的要求。
Interative algorithm is used to calculate the tire deformation and sinkage, tractive force, rolling resistance, torque, tractive coefficient, tractive efficiency under different soft terrains.
采用迭代算法,对弹性轮胎在不同松软地表上的轮胎变形、下陷,轮胎的牵引力、滚动阻力、扭矩、牵引因数、牵引效率进行了计算。
By comparison of solutions obtained under various cooling conditions, the theory ground was provided for adopting appropriate methods to restrain the deformation of the resistance chip.
通过不同冷却条件下计算结果的比较,为制动电阻片采取合适的方法抑制变形提供了依据。
The results show that the properties resistance to plastic deformation and crack propagation of the experimental steel both reduce along with temperature drops.
结果表明,该试验钢的抗塑性变形能力、抗裂纹扩展能力均随温度降低而降低。
The effects of shaft geometry, load level, concrete elastoplasticity and shaft resistance softening on bearing and deformation characteristic of LDSLP were studied by using this model.
采用该分析模型,分析了桩身几何参数、桩顶荷载水平、混凝土弹塑性和桩侧阻软化效应对大直径超长单桩承载变形性状的影响。
The framework materials must satisfy with fatigue resistance, resistance to impact, resistance to deformation for tires.
骨架材料应满足轮胎所需的耐疲劳、耐冲击、抗变形等性能要求;
The negative skin friction resistance caused by collapsible deformation after water soaking into collapsible loess will reduce the vertical bearing capacity of piles.
湿陷性黄土地区地基土浸水湿陷后,桩侧表面可能产生负摩阻力,将导致桩基承载力降低。
Therefore, a equation of deformation resistance suitable for the product of Wuhan Iron and Steel Co. has been derived.
通过实验和轧制中的实际数据修正了变形抗力的志田茂公式,提出了在武钢生产条件下的变形抗力公式。
The flow behavior of metal during the upsetting will affect not only its resistance to deformation but also its accuracy of designed deformation process.
在镦粗变形中金属的流动行为不仅影响变形抗力的大小,而且会影响变形工艺设计的准确性。
The micromorphic change of free surface and property of corrosion resistance were observed after austenitic stainless steel was treated by plastic deformation.
对无镍奥氏体不锈钢经塑性变形后自由表面微观形态变化以及对耐腐蚀性能的影响进行了观察分析。
The fiber model method and finite element software ABAQUS are applied to calculate the deformation of steel reinforced concrete (SRC) beams under fire and fire resistance.
采用纤维模型法和有限元软件ABAQUS计算了火灾下型钢混凝土梁的变形以及耐火极限,初步了解了型钢混凝土梁的高温力学性能。
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