The high wear resistance of the metastable austenitic Mn-steels lies in the high work hardening caused by induced martensite transformation .
介稳奥氏体 锰钢具有高 耐磨 性的原因是其在磨损过程中磨面诱发产生大量的马氏体提高了其 抗磨 粒的切削和剥离能力。
CFRP is made to strengthen wear resistant coating of boiler by experiment research in this work after high temperature .
本文进行了CFRP增强锅炉 耐磨涂料的实验研究,研究了 CFRP经过高温后的加固效果。
Micro-cutting and micro-ploughing are the main wear mechanisms of all samples in the work condition of aluminium oxide and quartz .
在氧化铝和石英 磨料 磨损 工况下,不同应变量的冷拉70钢 磨损机理均以显微切削和微观犁沟为主,不同温度下退火的冷拉70钢 磨损 机理均以显微切削和微观犁沟为主;
Practitioners wear overalls execution system is the best level of hospital individual clinic this work remains to be strengthen ; the main different do medical government social do medical .
执业人员 穿戴工作服上岗制度执行最好的是一级医院,个体诊所此 项 工作有待加强;不同办医主体中,政府办医好于社会办医。
That many people will soon wear different kinds of machines to get more work done is at this point nearly a given .
几乎可以肯定,要不了多久,我们就会看到许多人 穿戴 着各种各样 的机械做越来越多的 事情。
The corresponding relationship between high temperature impacting numbers and wear loss of hot work die steels are studied by weight loss method .
用失重法研究五种热 作模具钢的热磨损次数与 磨损量的对应关系。
On the basis of a large amount of data measured the wear model is developed on the basis of analysis of the mechanisms and influencing factor of work roll wear for 2800 four-high mill .
在大量实测的基础上,分析了2800四辊轧机 工作辊的磨损机理及影响因素,建立了 工作辊 磨损模型。
The wear resistance of the cold work die steel of the optimum heat treatment process was also studied under different working conditions including different load different wear velocity and different wear distance .
研究最佳热处理工艺下冷作模具钢在不同工况下的耐 摩擦性能,包括不同的载荷,摩擦速度,以及摩擦距离,以磨损率和 摩擦系数作为评价冷 作模具钢 耐磨 性能 好坏的依据。
Influence of Wear and Hot Crown of CVC Work Roll on the Behaviors of Strip Shape Control
CVC 工作辊 磨损和热凸 度对轧机板形控制性能的影响
Creation Reason and Control Method of Local Uniform Wear of the Work Roll in the Tandem Hot Rolling
热连轧机 工作辊局部不均匀 磨损的形成原因与控制方法
A patient can conveniently wear the utility model at the back part of an auricle without the influence on the normal work and learning .
患者可方便地 配戴于耳廊背部,不影响正常的 工作和学习。
The wear mechanism of cast iron-spraying molybdenum is that the transfer particles come into being in contact surface . The transfer particles plough grooves and cracks on the surface after work hardening . The embedded particles tear the surface and become grooves after adhesive .
铸铁-喷钼配对副的 磨损机理为先在接触表面产生转移粒子, 加工硬化后在表面犁耕出犁沟和裂纹,同时镶嵌进 磨损 表面的粒子与基体黏着,撕裂后使表面形成犁沟。
Effect of Austenizing Time on the Microstructure and Wear Resistance of the HSS Work - Roll
奥氏体化保温时间对高速钢 工作辊组织和 耐磨性的影响
The wear of the work roll for the hot temper mill are different from that in hot rolling and cold rolling . The wear of the work roll may affect strip profile directly .
热轧带钢平整机 工作辊的 磨损具有与热轧和冷轧工作辊磨损不同的特点,而磨损又直接影响板形。
Dry sliding friction and wear of ultra high molecular weight polyethylene ( UHMWPE ) composites filled with wollastonite fibers be simulated and estimated based on BP neural net work .
基于BP神经网络对硅灰石纤维增强超高分子量聚乙烯(UHMWPE)基复合材料的干滑动 磨损 特性进行模拟和预测。
In order to eliminate the effect mathematical models for wear and thermal expanding of work rolls were developed and good effect has been produced since they were used in production .
为了消除精轧 工作辊 磨损和热膨胀 对设定精度的影响,开发出了轧辊 磨损及热膨胀数学模型,在生产实践中收到了良好的效果。
The wear mechanism of work rolls in finishing trains of hot strip mills is analysed .
分析了热轧精轧 机组 工作辊的 磨损机理;
Not only this kind of steel can withstand high temperature tension and compression shock but also can withstand high temperature and wear oxidation and thermal shock of cold shock cyclical temperature changes and other harsh work environment .
不但能够承受高温拉、压冲击,还可以承受高温 磨损、氧化及激冷激热周期性温度变化等恶劣的 工作环境。
The shear direction angle was used to describe the 3-D shear contact characteristics the peak shear strength the wear equations for the peak friction angle and the dilation angle are defined mainly in terms of the shear plastic work .
考虑峰值剪切现象,以切向塑性 功为主要参数,建立峰值摩擦角和剪胀角的 磨损方程。
In order to evaluate the wear behaviour of engineering ceramics one must work with various basic factors of affecting wear and friction .
为了评价工程陶瓷的 耐磨性能, 必须从影响摩擦磨损的主要因素入手。
Furthermore in elastic contact condition the formula relation between wear rate and material behavior and parameters of work condition is analysed .
进一步分析了弹性接触状态下 冲蚀 磨损率与材料特性及 工况主要参数之间的定量关系。
Research on work roll wear model based on combination of mechanics and work condition about four-high tandem cold mill
四辊冷轧机基于机理与 工况相结合的工作辊 磨损模型研究
At the oxidation wear stage certain degree of cold deformation can improve the wear resistance of the alloy because of work hardening .
在氧化磨损阶段,由于 加工硬化提高了合金的硬度和强度,对合金施以一定程度的冷变形可有效地提高其 耐磨性。
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工件磨损