The relation between coarse grain and rupture of casts was found thro ugh analyzing the formation of coarse grains and tests for eliminating coarse gr ains on ZG32Cr06 cast steel.
通过对ZG32Cr0 6铸钢粗晶成因的分析及消除粗晶的工艺性能试验,探讨了粗晶导致铸件断裂的机理。
The cause of surface coarse grain of aluminium profile is analyzed.
表面粗晶与铸棒晶粒度,挤压温度、挤压比、模具设计制作等因素有关,与铸锭Zn含量无关,避开临界变形量是消除粗晶的主要措施。
The coarse grain cemented carbides demonstrates the special properties and applications,with a serials merits,such as few structural defects,high micro-hardness,low micro-strain.
粗晶硬质合金具有特殊性能和用途,尤其是高温粗晶硬质合金具有结构缺陷少、显微硬度高、微观应变小等一系列优点,因此被广泛应用于矿山工具、冲压模具、石油钻采、硬面材料等领域。
Numerical Simulation on recrystallization of coarse-grained austenite in low-carbon Nb-microalloyed steel
低碳含铌钢粗晶奥氏体再结晶的数值模拟
Fine structure in coarse grain region of fine grained titanium alloy
细晶粒钛合金焊接接头粗晶区的精细结构
Microstructure of Coarse-grained BaTiO_3 Ceramics and Its Effects on Electric Properties
粗晶粒BaTiO_3陶瓷的微观结构及电学性能
Research on Coarse Grain of Heavy Castings and Forgings and Its Solution
大型铸锻件粗晶及其解决方法的探讨
Influence of elevated temperature holding time on microstructure and properties in heat affected zone of fine grained titanium alloy
高温停留时间对细晶粒钛合金粗晶区组织的影响
Technology and System Based on Time - Frequency Analysis for Ultrasonic Testing of Coarse Grain Materials;
基于时频分析的粗晶材料超声检测技术与系统
The Simulation of Weld CGHAZ of Pipeline Steel X80 and Performance Study;
X80管线钢粗晶区相变的模拟及性能研究
A Study on CGHAZ Precipitates and Toughness of Underwater Welds on Pipeline Steels;
管线钢水下焊接粗晶区沉淀物和韧性的研究
Research on Superplasticity and Microstructure Evolution of TC21 and LC4 Alloy;
TC21和粗晶LC4合金的超塑性及微观组织演化
Pattinson process
帕廷森粗铅结晶除银法
Effect of abnormally large prior-austenite grains on the presence of surface intergranular cracks
异常粗大的奥氏体晶粒对表面晶间裂纹的影响
Phase field modelling of grain growth in polycrystalline material
多晶材料晶粒生长粗化过程的相场方法模拟
The Simulation and Study on the Crystallization Process of Crude Terephthalic Acid;
粗对苯二甲酸结晶过程的研究与模拟
Technology for avoiding coarse grain in aluminum alloy extrusion plates
挤压铝合金板材避免晶粒粗大的工艺
Cause Analysis and Strategy of Coarse Grain on Cast-rolling Strip
铸轧带坯晶粒粗大的原因分析及对策
Effect of pH on Roughness of InSb in CMP
CMP中酸碱度对InSb晶片粗糙度的影响
Band Structure Calculations of Two-dimensional Phononic Crystal with Wide-sharp Structural Scatterers
二维粗锐结构声子晶体带结构的计算
Gross crystalline imperfections like twinning are apparent to the unaided eye.
粗的晶体不完整性,如孪生体可用肉眼看出。