| 1. | Design of vicat soft temperature and hot deformation temperature pc 维卡软化点热变形温度微机控制系统的设计与实现 |
| 2. | The flow stress increases with decreasing deformation temperature and increasing of strain rate . the stress is sensitive to strain rate positively 稳态流变应力随变形温度的降低和应变速率的升高而增大,具有正应变速率敏感性。 |
| 3. | These obtained results show that multistep warm / hot forming simulation can guide and refer to formulation of deformation temperature scope for outer race 其结果表明,多工序温热成形有限元模拟对成形温度的选择有著指导和参考作用。 |
| 4. | The resin produced by the flame - retardant products with high strength and mechanical properties , thermal deformation temperature , curing speed , and good soak 该树脂所生产制品具有很高的阻燃性能和机械强度,热变形温度高,固化速度快,浸透性好。 |
| 5. | 3 . based on the interrelations of flow stress , strain rate and deformation temperature , the four constants of 7055 aluminum alloy can be calculated during the deformation process . 4 )和变形温度t之间的相关性,求出了7055铝合金高温塑性变形的四个材料常数:结构因子a ,应力水平参数,应力指数n和变形激活能q值。 |
| 6. | The results show that the deformation resistance is affected remarkably by both strain rate and deformation temperature , the deformation resistance decreases with the increase of temperature , and it increases with the increase of strain rate 结果表明:变形温度和应变速率对耐候钢变形抗力的影响最强烈;耐候钢的变形抗力随变形温度的升高而下降,随应变速率的提高而增大。 |
| 7. | The experimental results show that decreasing rolling temperature is helpful in getting the fine austenite grain size in comparison with the conventional rolling deformation temperature , which is a kind of potential technique for improving the general properties of the workpieces 实验结果表明:降低轧制温度有利于得到较细小的高温奥氏体晶粒,是一种提高工件综合性能的新工艺。 |
| 8. | The interdependences of flow stress a , strain rate and deformation temperature t for the alloy have been studied with the aids of om , edax , dsc , xrd , tem , sem , regression analysis and artificial neural networks methods 通过om 、 edax 、 xrd 、 tem 、 sem及数学回归分析和人工神经网络分析等手段,研究了该合金微观组织特征,高温塑性变形过程中的流变应力、应变、应变速率( |
| 9. | The deformation resistance of the weathering steel during hot deformation has been studied using mms100 - simulator , and the relationship among deformation temperature , strain rate , degree of deformation and deformation resistance has been determined 摘要通过在mms100 - simulator热力模拟实验机上的热压缩实验,研究了不同热变形条件下耐候钢的变形抗力,考察了变形温度、应变速率及变形程度与变形抗力之间的关系。 |
| 10. | In order to research product properties of the cross wedge rolling ( cwr ) , a series of rolling experiments have been carried out on two - roller cwr under the condition of considering the variation of the original diameter , deformation temperature , area reduction and heat treatment methods and so on 摘要为了研究楔横轧条件下工件的性能,在考虑原始棒料直径、变形温度、断面收缩率以及工件轧后热处理状态等的基础上,利用二辊楔横轧机进行了系列楔横轧轧制实验。 |