Study on constitutive relationship for TC11 titanium alloy with thick laths widmanstatten microstructures deformed in two phase field;
粗片状魏氏组织TC11钛合金两相区本构关系研究
The stress relaxation behavior of Ti-6Al-4V alloy with widmanstatten microstructure at 200℃, 400℃ and 600℃ were investigated, and microstructures before and after stress relaxation were observed by TEM.
利用弯曲应力松弛方法研究了魏氏组织Ti-6Al-4V合金200℃,400℃和600℃时的应力松弛行为,并利用TEM研究了应力松弛前后微观组织变化;宏观热力学参数结合微观组织观察初步探讨应力松弛机理。
By comparing the ribbed bars with brittle fractures to the qualified rebars,it has been found that the widmanstatten structure,the rolling defects and the high inclusion are the major causes.
结果表明,魏氏组织较多、轧制缺陷及夹杂物过多是造成脆断的主要原因,并提出了相应的解决措施。
The results of metallographical analysis of cracks in welding seams,show that widmanstatten structure is usually unavoidable in the welding process; however some meassures should be paid to welding failures can be taken to weliminate or minimize its influence,and attention about the easily neglected factor, that due to environment temperature change.
对焊接接头处出现的裂纹进行了金相分析,表明该部位在焊接过程中出现的魏氏组织在常规条件下是不可避免的,但是通过一些补救措施可以消除它的影响或将其影响降至最低程度,提出了环境温度的差异是造成焊接失败的因素。
The results show that the appearance of Widmanstatten structure,upper bainite and martensite in the structure of 20MnSi HRB is the main cause making the yield point disappear.
结果表明 :2 0 Mn Si热轧带肋钢筋中出现的魏氏组织、上贝氏体及马氏体组织是使屈服点消失的主要原因。
The Forming Conditions of Widmanstatten Structure in the 27SiMn Steel Pipes;
魏氏组织在27SiMn钢管中的形成条件
Discussion of Quantitative Analysis of Widmanstatten Structure in Q460E Steel for Brake Beams on Railway Freight Cars
铁路货车制动梁用Q460E钢魏氏组织定量分析探讨
Study on the Widmanstatten Structure in Q460E Steel Used for L-B Brake Beam
L—B型制动梁材质Q460E钢中魏氏组织的研究
The Early Metallographic Studies of Chih-Hung Chou on the Formation and Morphology of Widmanstatten Structure and Martensite
周志宏对魏氏组织及马氏体的形成和形貌的早期金相研究
Matrix Structure of Martensite and Bainite in Steels
钢中马氏体和贝氏体基体组织的特征
The Separation and the Significance between the Central and the Local Un-bias Systems in the Period of North Wei Dynasty;
北魏中央与地方中正组织的分张及其意义
a colorless basic antibiotic that inhibits the growth of Gram-positive organisms.
一种约束革氏组织生长的无色抗生素。
HISTOPATHOLOGICAL STUDIES ON THE EDWAR- DSIELLIASIS OF THE EEL
鳗鲡爱德华氏菌病的组织病理学研究
Study on the Bainite Morphology of ADI
等温淬火球铁贝氏体组织形态的研究
Research un Micrustructure and Prnperties of New Type Bainitic Casting Steel Grinding Bali
新型贝氏体铸钢磨球组织与性能研究
Study on the Microstructure and Properties of Low Carbon Bainitic Steel Q460E;
Q460E低碳贝氏体钢的组织与性能研究
Study on Microstructure and Properties of New Type Bainitic Rail Steels for Switch-Point Component;
新型贝氏体辙叉心轨组织、性能研究
On the Communist Spirit of Clan and Village Social Organizations;
论氏族和村社组织中的共产主义精神
STUDY ON THE MICROSTRUCTURE AND PROPETIES OF 14SiMn3 TYPE BAINITE STEEL;
14SiMn3型贝氏体钢的组织与性能研究
Microstructure and Properties of New Type Bainitic Steels at Low Temperature Tempering
低温回火态新型贝氏体钢的组织性能
Microstructure and Properties of NR360 Wear-resistant Bainite Steel Plate
NR360贝氏体耐磨钢板的组织与性能
Bainitic microstructure segmentation based on plane geometry
基于平面几何处理的贝氏体组织分割
The microstructure of isothermally-quenched ductile iron (ADI) is a mixture structure consisting of austenite plus acicular ferrite.
等温淬火球铁的显微组织由奥氏体加针状铁素体的混合组织组成。