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。
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。
Hot continuous rolling; Thermal simulation experiment; Deformation resistance; Constitutive equation; Database.
热连轧;热模拟试验;变形抗力;本构方程;数据库。
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。
Off-line forecast shows that fuzzy neural network has high precision in predicting metal plastic deformation resistance.
离线预报表明:模糊神经网络预报金属塑性变形抗力有较高的精度。
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。
By analysing the experimental and actual rolling data, the equation of deformation resistance proposed by Moshitami was corrected.
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。
Electroplastic effect can be employed to increase metal forming limit, reduce deformation resistance and improve surface quality of product.
在金属压力加工中,利用电塑性效应可降低金属变形抗力,增加金属成型极限,改善产品表面质量。
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。
Generally, it is difficult to spin titanium alloy at room temperature, because of its high deformation resistance and yield to tensile ratio.
钛合金的变形抗力和屈强比较大,其壳体室温变薄旋压成形有一定困难。
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。
The experimental results show that the glass fibre reinforced composite geotextiles possess excellent tensile strength and creep deformation resistance.
试验结果表明:玻纤增强复合土工布具有强度高、抗蠕变能力强的优点。
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。
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, 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。
The advantages of the invention include high strength, good deformation resistance, fine vibration resisting performance, convenient construction work and low cost.
本发明具有强度高、抗变形、抗振动性能优良、施工简便、成本低等特点。
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。
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。
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。
Characteristics: This product, designed to locate the hole of the board in hole drilling, features good crimple resistance, heat resistance, burning resistance and deformation resistance.
本产品用于钻孔时对板的孔用,有一定的抗皱,抗热性,不易变形,不易烧焦等特点。
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。
The rheological model of segmented function of high temperature deformation resistance was established. The calculated results by the rheological model were in good agreement with experiments.
并且建立了高温变形抗力的分段函数流变模型,该模型计算结果与试验值吻合较好。
The main reasons are the forming of eutectoid structure, the increase of the phase interfaces, the enhance of the plastic deformation resistance, as well as the increase of the hard particles.
这是因为该复合材料中形成了共析组织,且相界面增多,塑性变形抗力增大,硬质点数量增多。
Newton iterative calculation was adopted for the solution of non-line equation, which reversed calculation value of strip deformation resistance for process control of cold rolling as variable.
采用牛顿迭代法,对冷轧过程控制带钢变形抗力后计算值进行非线性求解。
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。
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。
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。
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。
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。
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